NEWS
author wenzelm
Mon, 01 Mar 2010 17:09:42 +0100
changeset 35413 4c7cba1f7ce9
parent 35401 bfcbab8592ba
child 35436 38b291bb4a98
permissions -rw-r--r--
added type_notation command;
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Isabelle NEWS -- history user-relevant changes
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==============================================
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ed941505cab7 Isabelle NEWS -- history of user-visible changes;
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New in this Isabelle version
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----------------------------
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*** General ***
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* Authentic syntax for *all* term constants: provides simple and
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robust correspondence between formal entities and concrete syntax.
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Substantial INCOMPATIBILITY concerning low-level syntax translations
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(translation rules and translation functions in ML).  Some hints on
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upgrading:
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  - Many existing uses of 'syntax' and 'translations' can be replaced
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    by more modern 'notation' and 'abbreviation', which are
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    independent of this issue.
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  - 'translations' require markup within the AST; the term syntax
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    provides the following special forms:
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      CONST c   -- produces syntax version of constant c from context
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      XCONST c  -- literally c, checked as constant from context
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      c         -- literally c, if declared by 'syntax'
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    Plain identifiers are treated as AST variables -- occasionally the
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    system indicates accidental variables via the error "rhs contains
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    extra variables".
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  - 'parse_translation' etc. in ML may use the following
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    antiquotations:
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      @{const_syntax c}   -- ML version of "CONST c" above
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      @{syntax_const c}   -- literally c (checked wrt. 'syntax' declarations)
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Note that old non-authentic syntax was based on unqualified base
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names, so all of the above would coincide.  Recall that 'print_syntax'
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and ML_command "set Syntax.trace_ast" help to diagnose syntax
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problems.
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* Type constructors admit general mixfix syntax, not just infix.
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*** Pure ***
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* Code generator: details of internal data cache have no impact on
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the user space functionality any longer.
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* Discontinued unnamed infix syntax (legacy feature for many years) --
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need to specify constant name and syntax separately.  Internal ML
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datatype constructors have been renamed from InfixName to Infix etc.
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Minor INCOMPATIBILITY.
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* Commands 'type_notation' and 'no_type_notation' declare type syntax
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within a local theory context, with explicit checking of the
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constructors involved (in contrast to the raw 'syntax' versions).
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*** HOL ***
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* Theory "Rational" renamed to "Rat", for consistency with "Nat", "Int" etc.
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INCOMPATIBILITY.
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* New set of rules "ac_simps" provides combined assoc / commute rewrites
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for all interpretations of the appropriate generic locales.
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* Renamed theory "OrderedGroup" to "Groups" and split theory "Ring_and_Field"
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into theories "Rings" and "Fields";  for more appropriate and more
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consistent names suitable for name prefixes within the HOL theories.
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INCOMPATIBILITY.
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* Some generic constants have been put to appropriate theories:
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    less_eq, less: Orderings
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    zero, one, plus, minus, uminus, times, abs, sgn: Groups
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    inverse, divide: Rings
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INCOMPATIBILITY.
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* Class division ring also requires proof of fact divide_inverse.  However instantiation
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of parameter divide has also been required previously.  INCOMPATIBILITY.
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* More consistent naming of type classes involving orderings (and lattices):
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    lower_semilattice                   ~> semilattice_inf
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    upper_semilattice                   ~> semilattice_sup
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    dense_linear_order                  ~> dense_linorder
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    pordered_ab_group_add               ~> ordered_ab_group_add
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    pordered_ab_group_add_abs           ~> ordered_ab_group_add_abs
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    pordered_ab_semigroup_add           ~> ordered_ab_semigroup_add
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    pordered_ab_semigroup_add_imp_le    ~> ordered_ab_semigroup_add_imp_le
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    pordered_cancel_ab_semigroup_add    ~> ordered_cancel_ab_semigroup_add
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    pordered_cancel_comm_semiring       ~> ordered_cancel_comm_semiring
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    pordered_cancel_semiring            ~> ordered_cancel_semiring
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    pordered_comm_monoid_add            ~> ordered_comm_monoid_add
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    pordered_comm_ring                  ~> ordered_comm_ring
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    pordered_comm_semiring              ~> ordered_comm_semiring
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    pordered_ring                       ~> ordered_ring
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    pordered_ring_abs                   ~> ordered_ring_abs
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    pordered_semiring                   ~> ordered_semiring
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    ordered_ab_group_add                ~> linordered_ab_group_add
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    ordered_ab_semigroup_add            ~> linordered_ab_semigroup_add
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    ordered_cancel_ab_semigroup_add     ~> linordered_cancel_ab_semigroup_add
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    ordered_comm_semiring_strict        ~> linordered_comm_semiring_strict
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    ordered_field                       ~> linordered_field
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    ordered_field_no_lb                 ~> linordered_field_no_lb
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    ordered_field_no_ub                 ~> linordered_field_no_ub
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    ordered_field_dense_linear_order    ~> dense_linordered_field
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    ordered_idom                        ~> linordered_idom
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    ordered_ring                        ~> linordered_ring
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    ordered_ring_le_cancel_factor       ~> linordered_ring_le_cancel_factor
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    ordered_ring_less_cancel_factor     ~> linordered_ring_less_cancel_factor
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    ordered_ring_strict                 ~> linordered_ring_strict
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    ordered_semidom                     ~> linordered_semidom
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    ordered_semiring                    ~> linordered_semiring
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    ordered_semiring_1                  ~> linordered_semiring_1
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    ordered_semiring_1_strict           ~> linordered_semiring_1_strict
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    ordered_semiring_strict             ~> linordered_semiring_strict
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  The following slightly odd type classes have been moved to
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  a separate theory Library/Lattice_Algebras.thy:
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    lordered_ab_group_add               ~> lattice_ab_group_add
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    lordered_ab_group_add_abs           ~> lattice_ab_group_add_abs
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    lordered_ab_group_add_meet          ~> semilattice_inf_ab_group_add
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    lordered_ab_group_add_join          ~> semilattice_sup_ab_group_add
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    lordered_ring                       ~> lattice_ring
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INCOMPATIBILITY.
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* HOLogic.strip_psplit: types are returned in syntactic order, similar
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to other strip and tuple operations.  INCOMPATIBILITY.
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* Various old-style primrec specifications in the HOL theories have been
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replaced by new-style primrec, especially in theory List.  The corresponding
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constants now have authentic syntax.  INCOMPATIBILITY.
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* Reorganized theory Multiset: swapped notation of pointwise and multiset order:
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  * pointwise ordering is instance of class order with standard syntax <= and <;
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  * multiset ordering has syntax <=# and <#; partial order properties are provided
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      by means of interpretation with prefix multiset_order.
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Less duplication, less historical organization of sections,
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conversion from associations lists to multisets, rudimentary code generation.
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Use insert_DiffM2 [symmetric] instead of elem_imp_eq_diff_union, if needed.
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INCOMPATIBILITY.
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* Reorganized theory Sum_Type; Inl and Inr now have authentic syntax.
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INCOMPATIBILITY.
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* Code generation: ML and OCaml code is decorated with signatures.
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* Theory Complete_Lattice: lemmas top_def and bot_def have been
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replaced by the more convenient lemmas Inf_empty and Sup_empty.
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Dropped lemmas Inf_insert_simp and Sup_insert_simp, which are subsumed
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by Inf_insert and Sup_insert.  Lemmas Inf_UNIV and Sup_UNIV replace
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former Inf_Univ and Sup_Univ.  Lemmas inf_top_right and sup_bot_right
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subsume inf_top and sup_bot respectively.  INCOMPATIBILITY.
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* Theory Finite_Set and List: some lemmas have been generalized from
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sets to lattices:
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  fun_left_comm_idem_inter      ~> fun_left_comm_idem_inf
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  fun_left_comm_idem_union      ~> fun_left_comm_idem_sup
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  inter_Inter_fold_inter        ~> inf_Inf_fold_inf
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  union_Union_fold_union        ~> sup_Sup_fold_sup
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  Inter_fold_inter              ~> Inf_fold_inf
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  Union_fold_union              ~> Sup_fold_sup
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  inter_INTER_fold_inter        ~> inf_INFI_fold_inf
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  union_UNION_fold_union        ~> sup_SUPR_fold_sup
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  INTER_fold_inter              ~> INFI_fold_inf
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  UNION_fold_union              ~> SUPR_fold_sup
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* Theory List: added transpose.
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* Renamed Library/Quotient.thy to Library/Quotient_Type.thy to avoid
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clash with new theory Quotient in Main HOL.
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*** ML ***
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* Antiquotations for basic formal entities:
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041bb8d18916 ML antiquotations for type classes;
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    @{class NAME}         -- type class
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    @{class_syntax NAME}  -- syntax representation of the above
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bfcbab8592ba clarified @{const_name} (only logical consts) vs. @{const_abbrev};
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    @{type_name NAME}     -- logical type
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    @{type_abbrev NAME}   -- type abbreviation
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    @{nonterminal NAME}   -- type of concrete syntactic category
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    @{type_syntax NAME}   -- syntax representation of any of the above
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    @{const_name NAME}    -- logical constant (INCOMPATIBILITY)
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    @{const_abbrev NAME}  -- abbreviated constant
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    @{const_syntax NAME}  -- syntax representation of any of the above
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* Antiquotation @{syntax_const NAME} ensures that NAME refers to a raw
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syntax constant (cf. 'syntax' command).
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35021
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* Renamed old-style Drule.standard to Drule.export_without_context, to
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emphasize that this is in no way a standard operation.
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INCOMPATIBILITY.
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* Curried take and drop in library.ML; negative length is interpreted
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as infinity (as in chop).  INCOMPATIBILITY.
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e3daf3c07381 Subgoal.FOCUS (and variants): resulting goal state is normalized as usual for resolution;
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* Subgoal.FOCUS (and variants): resulting goal state is normalized as
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usual for resolution.  Rare INCOMPATIBILITY.
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34259
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* Discontinued old TheoryDataFun with its copy/init operation -- data
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needs to be pure.  Functor Theory_Data_PP retains the traditional
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Pretty.pp argument to merge, which is absent in the standard
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Theory_Data version.
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33993
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34238
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*** System ***
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b28be884edda discontinued special HOL_USEDIR_OPTIONS;
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* Discontinued special HOL_USEDIR_OPTIONS for the main HOL image;
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ISABELLE_USEDIR_OPTIONS applies uniformly to all sessions.  Note that
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proof terms are enabled unconditionally in the new HOL-Proofs image.
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* Discontinued old ISABELLE and ISATOOL environment settings (legacy
2dd2547acb41 discontinued old ISABELLE and ISATOOL environment settings;
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feature since Isabelle2009).  Use ISABELLE_PROCESS and ISABELLE_TOOL,
2dd2547acb41 discontinued old ISABELLE and ISATOOL environment settings;
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respectively.
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34238
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33842
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New in Isabelle2009-1 (December 2009)
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-------------------------------------
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31547
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*** General ***
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398c0f48a99e discontinued escaped symbols;
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* Discontinued old form of "escaped symbols" such as \\<forall>.  Only
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one backslash should be used, even in ML sources.
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398c0f48a99e discontinued escaped symbols;
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*** Pure ***
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32846
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* Locale interpretation propagates mixins along the locale hierarchy.
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The currently only available mixins are the equations used to map
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local definitions to terms of the target domain of an interpretation.
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* Reactivated diagnostic command 'print_interps'.  Use "print_interps
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loc" to print all interpretations of locale "loc" in the theory.
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Interpretations in proofs are not shown.
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32983
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* Thoroughly revised locales tutorial.  New section on conditional
a6914429005b Finished revisions of locales tutorial.
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interpretation.
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33843
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* On instantiation of classes, remaining undefined class parameters
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are formally declared.  INCOMPATIBILITY.
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33842
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*** Document preparation ***
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* New generalized style concept for printing terms: @{foo (style) ...}
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instead of @{foo_style style ...}  (old form is still retained for
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backward compatibility).  Styles can be also applied for
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antiquotations prop, term_type and typeof.
32891
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d403b99287ff new generalized concept for term styles
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30930
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*** HOL ***
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* New proof method "smt" for a combination of first-order logic with
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equality, linear and nonlinear (natural/integer/real) arithmetic, and
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fixed-size bitvectors; there is also basic support for higher-order
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features (esp. lambda abstractions).  It is an incomplete decision
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procedure based on external SMT solvers using the oracle mechanism;
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for the SMT solver Z3, this method is proof-producing.  Certificates
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are provided to avoid calling the external solvers solely for
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re-checking proofs.  Due to a remote SMT service there is no need for
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installing SMT solvers locally.  See src/HOL/SMT.
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* New commands to load and prove verification conditions generated by
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the Boogie program verifier or derived systems (e.g. the Verifying C
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Compiler (VCC) or Spec#).  See src/HOL/Boogie.
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* New counterexample generator tool 'nitpick' based on the Kodkod
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relational model finder.  See src/HOL/Tools/Nitpick and
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src/HOL/Nitpick_Examples.
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33860
dcd9affbd106 tuned NEWS
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* New commands 'code_pred' and 'values' to invoke the predicate
dcd9affbd106 tuned NEWS
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compiler and to enumerate values of inductive predicates.
dcd9affbd106 tuned NEWS
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dcd9affbd106 tuned NEWS
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* A tabled implementation of the reflexive transitive closure.
dcd9affbd106 tuned NEWS
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dcd9affbd106 tuned NEWS
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* New implementation of quickcheck uses generic code generator;
dcd9affbd106 tuned NEWS
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default generators are provided for all suitable HOL types, records
dcd9affbd106 tuned NEWS
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and datatypes.  Old quickcheck can be re-activated importing theory
dcd9affbd106 tuned NEWS
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   291
Library/SML_Quickcheck.
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   292
33843
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* New testing tool Mirabelle for automated proof tools.  Applies
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several tools and tactics like sledgehammer, metis, or quickcheck, to
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every proof step in a theory.  To be used in batch mode via the
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"mirabelle" utility.
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* New proof method "sos" (sum of squares) for nonlinear real
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   299
arithmetic (originally due to John Harison). It requires theory
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Library/Sum_Of_Squares.  It is not a complete decision procedure but
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works well in practice on quantifier-free real arithmetic with +, -,
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*, ^, =, <= and <, i.e. boolean combinations of equalities and
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   303
inequalities between polynomials.  It makes use of external
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   304
semidefinite programming solvers.  Method "sos" generates a
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   305
certificate that can be pasted into the proof thus avoiding the need
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   306
to call an external tool every time the proof is checked.  See
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diff changeset
   307
src/HOL/Library/Sum_Of_Squares.
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   308
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   309
* New method "linarith" invokes existing linear arithmetic decision
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procedure only.
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parents: 33842
diff changeset
   311
23d09560d56d more NEWS, more tuning for release;
wenzelm
parents: 33842
diff changeset
   312
* New command 'atp_minimal' reduces result produced by Sledgehammer.
23d09560d56d more NEWS, more tuning for release;
wenzelm
parents: 33842
diff changeset
   313
23d09560d56d more NEWS, more tuning for release;
wenzelm
parents: 33842
diff changeset
   314
* New Sledgehammer option "Full Types" in Proof General settings menu.
23d09560d56d more NEWS, more tuning for release;
wenzelm
parents: 33842
diff changeset
   315
Causes full type information to be output to the ATPs.  This slows
23d09560d56d more NEWS, more tuning for release;
wenzelm
parents: 33842
diff changeset
   316
ATPs down considerably but eliminates a source of unsound "proofs"
23d09560d56d more NEWS, more tuning for release;
wenzelm
parents: 33842
diff changeset
   317
that fail later.
23d09560d56d more NEWS, more tuning for release;
wenzelm
parents: 33842
diff changeset
   318
23d09560d56d more NEWS, more tuning for release;
wenzelm
parents: 33842
diff changeset
   319
* New method "metisFT": A version of metis that uses full type
23d09560d56d more NEWS, more tuning for release;
wenzelm
parents: 33842
diff changeset
   320
information in order to avoid failures of proof reconstruction.
23d09560d56d more NEWS, more tuning for release;
wenzelm
parents: 33842
diff changeset
   321
23d09560d56d more NEWS, more tuning for release;
wenzelm
parents: 33842
diff changeset
   322
* New evaluator "approximate" approximates an real valued term using
23d09560d56d more NEWS, more tuning for release;
wenzelm
parents: 33842
diff changeset
   323
the same method as the approximation method.
23d09560d56d more NEWS, more tuning for release;
wenzelm
parents: 33842
diff changeset
   324
23d09560d56d more NEWS, more tuning for release;
wenzelm
parents: 33842
diff changeset
   325
* Method "approximate" now supports arithmetic expressions as
23d09560d56d more NEWS, more tuning for release;
wenzelm
parents: 33842
diff changeset
   326
boundaries of intervals and implements interval splitting and Taylor
23d09560d56d more NEWS, more tuning for release;
wenzelm
parents: 33842
diff changeset
   327
series expansion.
23d09560d56d more NEWS, more tuning for release;
wenzelm
parents: 33842
diff changeset
   328
23d09560d56d more NEWS, more tuning for release;
wenzelm
parents: 33842
diff changeset
   329
* ML antiquotation @{code_datatype} inserts definition of a datatype
23d09560d56d more NEWS, more tuning for release;
wenzelm
parents: 33842
diff changeset
   330
generated by the code generator; e.g. see src/HOL/Predicate.thy.
23d09560d56d more NEWS, more tuning for release;
wenzelm
parents: 33842
diff changeset
   331
33860
dcd9affbd106 tuned NEWS
haftmann
parents: 33849
diff changeset
   332
* New theory SupInf of the supremum and infimum operators for sets of
dcd9affbd106 tuned NEWS
haftmann
parents: 33849
diff changeset
   333
reals.
dcd9affbd106 tuned NEWS
haftmann
parents: 33849
diff changeset
   334
dcd9affbd106 tuned NEWS
haftmann
parents: 33849
diff changeset
   335
* New theory Probability, which contains a development of measure
dcd9affbd106 tuned NEWS
haftmann
parents: 33849
diff changeset
   336
theory, eventually leading to Lebesgue integration and probability.
dcd9affbd106 tuned NEWS
haftmann
parents: 33849
diff changeset
   337
dcd9affbd106 tuned NEWS
haftmann
parents: 33849
diff changeset
   338
* Extended Multivariate Analysis to include derivation and Brouwer's
dcd9affbd106 tuned NEWS
haftmann
parents: 33849
diff changeset
   339
fixpoint theorem.
33843
23d09560d56d more NEWS, more tuning for release;
wenzelm
parents: 33842
diff changeset
   340
33842
efa1b89c79e0 misc tuning and updates for official release;
wenzelm
parents: 33827
diff changeset
   341
* Reorganization of number theory, INCOMPATIBILITY:
33873
e9120a7b2779 more tuning for release;
wenzelm
parents: 33860
diff changeset
   342
  - new number theory development for nat and int, in theories Divides
e9120a7b2779 more tuning for release;
wenzelm
parents: 33860
diff changeset
   343
    and GCD as well as in new session Number_Theory
e9120a7b2779 more tuning for release;
wenzelm
parents: 33860
diff changeset
   344
  - some constants and facts now suffixed with _nat and _int
e9120a7b2779 more tuning for release;
wenzelm
parents: 33860
diff changeset
   345
    accordingly
e9120a7b2779 more tuning for release;
wenzelm
parents: 33860
diff changeset
   346
  - former session NumberTheory now named Old_Number_Theory, including
e9120a7b2779 more tuning for release;
wenzelm
parents: 33860
diff changeset
   347
    theories Legacy_GCD and Primes (prefer Number_Theory if possible)
33842
efa1b89c79e0 misc tuning and updates for official release;
wenzelm
parents: 33827
diff changeset
   348
  - moved theory Pocklington from src/HOL/Library to
efa1b89c79e0 misc tuning and updates for official release;
wenzelm
parents: 33827
diff changeset
   349
    src/HOL/Old_Number_Theory
32479
521cc9bf2958 some reorganization of number theory
haftmann
parents: 32463
diff changeset
   350
33873
e9120a7b2779 more tuning for release;
wenzelm
parents: 33860
diff changeset
   351
* Theory GCD includes functions Gcd/GCD and Lcm/LCM for the gcd and
e9120a7b2779 more tuning for release;
wenzelm
parents: 33860
diff changeset
   352
lcm of finite and infinite sets. It is shown that they form a complete
32600
1b3b0cc604ce tuned NEWS, added CONTRIBUTORS
haftmann
parents: 32597
diff changeset
   353
lattice.
1b3b0cc604ce tuned NEWS, added CONTRIBUTORS
haftmann
parents: 32597
diff changeset
   354
1b3b0cc604ce tuned NEWS, added CONTRIBUTORS
haftmann
parents: 32597
diff changeset
   355
* Class semiring_div requires superclass no_zero_divisors and proof of
1b3b0cc604ce tuned NEWS, added CONTRIBUTORS
haftmann
parents: 32597
diff changeset
   356
div_mult_mult1; theorems div_mult_mult1, div_mult_mult2,
1b3b0cc604ce tuned NEWS, added CONTRIBUTORS
haftmann
parents: 32597
diff changeset
   357
div_mult_mult1_if, div_mult_mult1 and div_mult_mult2 have been
1b3b0cc604ce tuned NEWS, added CONTRIBUTORS
haftmann
parents: 32597
diff changeset
   358
generalized to class semiring_div, subsuming former theorems
1b3b0cc604ce tuned NEWS, added CONTRIBUTORS
haftmann
parents: 32597
diff changeset
   359
zdiv_zmult_zmult1, zdiv_zmult_zmult1_if, zdiv_zmult_zmult1 and
1b3b0cc604ce tuned NEWS, added CONTRIBUTORS
haftmann
parents: 32597
diff changeset
   360
zdiv_zmult_zmult2.  div_mult_mult1 is now [simp] by default.
1b3b0cc604ce tuned NEWS, added CONTRIBUTORS
haftmann
parents: 32597
diff changeset
   361
INCOMPATIBILITY.
1b3b0cc604ce tuned NEWS, added CONTRIBUTORS
haftmann
parents: 32597
diff changeset
   362
32588
5e06a1634e55 Inter and Union are mere abbreviations for Inf and Sup; tuned
haftmann
parents: 32485
diff changeset
   363
* Refinements to lattice classes and sets:
32064
53ca12ff305d refinement of lattice classes
haftmann
parents: 31971
diff changeset
   364
  - less default intro/elim rules in locale variant, more default
53ca12ff305d refinement of lattice classes
haftmann
parents: 31971
diff changeset
   365
    intro/elim rules in class variant: more uniformity
33842
efa1b89c79e0 misc tuning and updates for official release;
wenzelm
parents: 33827
diff changeset
   366
  - lemma ge_sup_conv renamed to le_sup_iff, in accordance with
efa1b89c79e0 misc tuning and updates for official release;
wenzelm
parents: 33827
diff changeset
   367
    le_inf_iff
efa1b89c79e0 misc tuning and updates for official release;
wenzelm
parents: 33827
diff changeset
   368
  - dropped lemma alias inf_ACI for inf_aci (same for sup_ACI and
efa1b89c79e0 misc tuning and updates for official release;
wenzelm
parents: 33827
diff changeset
   369
    sup_aci)
32064
53ca12ff305d refinement of lattice classes
haftmann
parents: 31971
diff changeset
   370
  - renamed ACI to inf_sup_aci
32600
1b3b0cc604ce tuned NEWS, added CONTRIBUTORS
haftmann
parents: 32597
diff changeset
   371
  - new class "boolean_algebra"
33842
efa1b89c79e0 misc tuning and updates for official release;
wenzelm
parents: 33827
diff changeset
   372
  - class "complete_lattice" moved to separate theory
33860
dcd9affbd106 tuned NEWS
haftmann
parents: 33849
diff changeset
   373
    "Complete_Lattice"; corresponding constants (and abbreviations)
33842
efa1b89c79e0 misc tuning and updates for official release;
wenzelm
parents: 33827
diff changeset
   374
    renamed and with authentic syntax:
33860
dcd9affbd106 tuned NEWS
haftmann
parents: 33849
diff changeset
   375
    Set.Inf ~>    Complete_Lattice.Inf
dcd9affbd106 tuned NEWS
haftmann
parents: 33849
diff changeset
   376
    Set.Sup ~>    Complete_Lattice.Sup
dcd9affbd106 tuned NEWS
haftmann
parents: 33849
diff changeset
   377
    Set.INFI ~>   Complete_Lattice.INFI
dcd9affbd106 tuned NEWS
haftmann
parents: 33849
diff changeset
   378
    Set.SUPR ~>   Complete_Lattice.SUPR
dcd9affbd106 tuned NEWS
haftmann
parents: 33849
diff changeset
   379
    Set.Inter ~>  Complete_Lattice.Inter
dcd9affbd106 tuned NEWS
haftmann
parents: 33849
diff changeset
   380
    Set.Union ~>  Complete_Lattice.Union
dcd9affbd106 tuned NEWS
haftmann
parents: 33849
diff changeset
   381
    Set.INTER ~>  Complete_Lattice.INTER
dcd9affbd106 tuned NEWS
haftmann
parents: 33849
diff changeset
   382
    Set.UNION ~>  Complete_Lattice.UNION
32600
1b3b0cc604ce tuned NEWS, added CONTRIBUTORS
haftmann
parents: 32597
diff changeset
   383
  - authentic syntax for
1b3b0cc604ce tuned NEWS, added CONTRIBUTORS
haftmann
parents: 32597
diff changeset
   384
    Set.Pow
1b3b0cc604ce tuned NEWS, added CONTRIBUTORS
haftmann
parents: 32597
diff changeset
   385
    Set.image
32588
5e06a1634e55 Inter and Union are mere abbreviations for Inf and Sup; tuned
haftmann
parents: 32485
diff changeset
   386
  - mere abbreviations:
5e06a1634e55 Inter and Union are mere abbreviations for Inf and Sup; tuned
haftmann
parents: 32485
diff changeset
   387
    Set.empty               (for bot)
5e06a1634e55 Inter and Union are mere abbreviations for Inf and Sup; tuned
haftmann
parents: 32485
diff changeset
   388
    Set.UNIV                (for top)
33860
dcd9affbd106 tuned NEWS
haftmann
parents: 33849
diff changeset
   389
    Set.inter               (for inf, formerly Set.Int)
dcd9affbd106 tuned NEWS
haftmann
parents: 33849
diff changeset
   390
    Set.union               (for sup, formerly Set.Un)
32588
5e06a1634e55 Inter and Union are mere abbreviations for Inf and Sup; tuned
haftmann
parents: 32485
diff changeset
   391
    Complete_Lattice.Inter  (for Inf)
5e06a1634e55 Inter and Union are mere abbreviations for Inf and Sup; tuned
haftmann
parents: 32485
diff changeset
   392
    Complete_Lattice.Union  (for Sup)
32606
b5c3a8a75772 INTER and UNION are mere abbreviations for INFI and SUPR
haftmann
parents: 32600
diff changeset
   393
    Complete_Lattice.INTER  (for INFI)
b5c3a8a75772 INTER and UNION are mere abbreviations for INFI and SUPR
haftmann
parents: 32600
diff changeset
   394
    Complete_Lattice.UNION  (for SUPR)
32600
1b3b0cc604ce tuned NEWS, added CONTRIBUTORS
haftmann
parents: 32597
diff changeset
   395
  - object-logic definitions as far as appropriate
32217
haftmann
parents: 32216
diff changeset
   396
32691
cdf70f1fc9f9 added note on simp rules
haftmann
parents: 32686
diff changeset
   397
INCOMPATIBILITY.  Care is required when theorems Int_subset_iff or
33842
efa1b89c79e0 misc tuning and updates for official release;
wenzelm
parents: 33827
diff changeset
   398
Un_subset_iff are explicitly deleted as default simp rules; then also
efa1b89c79e0 misc tuning and updates for official release;
wenzelm
parents: 33827
diff changeset
   399
their lattice counterparts le_inf_iff and le_sup_iff have to be
32691
cdf70f1fc9f9 added note on simp rules
haftmann
parents: 32686
diff changeset
   400
deleted to achieve the desired effect.
32064
53ca12ff305d refinement of lattice classes
haftmann
parents: 31971
diff changeset
   401
33842
efa1b89c79e0 misc tuning and updates for official release;
wenzelm
parents: 33827
diff changeset
   402
* Rules inf_absorb1, inf_absorb2, sup_absorb1, sup_absorb2 are no simp
efa1b89c79e0 misc tuning and updates for official release;
wenzelm
parents: 33827
diff changeset
   403
rules by default any longer; the same applies to min_max.inf_absorb1
efa1b89c79e0 misc tuning and updates for official release;
wenzelm
parents: 33827
diff changeset
   404
etc.  INCOMPATIBILITY.
efa1b89c79e0 misc tuning and updates for official release;
wenzelm
parents: 33827
diff changeset
   405
efa1b89c79e0 misc tuning and updates for official release;
wenzelm
parents: 33827
diff changeset
   406
* Rules sup_Int_eq and sup_Un_eq are no longer declared as
efa1b89c79e0 misc tuning and updates for official release;
wenzelm
parents: 33827
diff changeset
   407
pred_set_conv by default.  INCOMPATIBILITY.
efa1b89c79e0 misc tuning and updates for official release;
wenzelm
parents: 33827
diff changeset
   408
efa1b89c79e0 misc tuning and updates for official release;
wenzelm
parents: 33827
diff changeset
   409
* Power operations on relations and functions are now one dedicated
32706
b68f3afdc137 NEWS; corrected spelling
haftmann
parents: 32697
diff changeset
   410
constant "compow" with infix syntax "^^".  Power operation on
31547
398c0f48a99e discontinued escaped symbols;
wenzelm
parents: 31481
diff changeset
   411
multiplicative monoids retains syntax "^" and is now defined generic
398c0f48a99e discontinued escaped symbols;
wenzelm
parents: 31481
diff changeset
   412
in class power.  INCOMPATIBILITY.
398c0f48a99e discontinued escaped symbols;
wenzelm
parents: 31481
diff changeset
   413
33842
efa1b89c79e0 misc tuning and updates for official release;
wenzelm
parents: 33827
diff changeset
   414
* Relation composition "R O S" now has a more standard argument order:
efa1b89c79e0 misc tuning and updates for official release;
wenzelm
parents: 33827
diff changeset
   415
"R O S = {(x, z). EX y. (x, y) : R & (y, z) : S}".  INCOMPATIBILITY,
efa1b89c79e0 misc tuning and updates for official release;
wenzelm
parents: 33827
diff changeset
   416
rewrite propositions with "S O R" --> "R O S". Proofs may occasionally
efa1b89c79e0 misc tuning and updates for official release;
wenzelm
parents: 33827
diff changeset
   417
break, since the O_assoc rule was not rewritten like this.  Fix using
efa1b89c79e0 misc tuning and updates for official release;
wenzelm
parents: 33827
diff changeset
   418
O_assoc[symmetric].  The same applies to the curried version "R OO S".
32427
0a94e1f264ce misc updates and tuning;
wenzelm
parents: 32388
diff changeset
   419
33057
764547b68538 inv_onto -> inv_into
nipkow
parents: 33037
diff changeset
   420
* Function "Inv" is renamed to "inv_into" and function "inv" is now an
33842
efa1b89c79e0 misc tuning and updates for official release;
wenzelm
parents: 33827
diff changeset
   421
abbreviation for "inv_into UNIV".  Lemmas are renamed accordingly.
32988
d1d4d7a08a66 Inv -> inv_onto, inv abbr. inv_onto UNIV.
nipkow
parents: 32898
diff changeset
   422
INCOMPATIBILITY.
d1d4d7a08a66 Inv -> inv_onto, inv abbr. inv_onto UNIV.
nipkow
parents: 32898
diff changeset
   423
33860
dcd9affbd106 tuned NEWS
haftmann
parents: 33849
diff changeset
   424
* Most rules produced by inductive and datatype package have mandatory
dcd9affbd106 tuned NEWS
haftmann
parents: 33849
diff changeset
   425
prefixes.  INCOMPATIBILITY.
31790
05c92381363c corrected and unified thm names
nipkow
parents: 31784
diff changeset
   426
33842
efa1b89c79e0 misc tuning and updates for official release;
wenzelm
parents: 33827
diff changeset
   427
* Changed "DERIV_intros" to a dynamic fact, which can be augmented by
efa1b89c79e0 misc tuning and updates for official release;
wenzelm
parents: 33827
diff changeset
   428
the attribute of the same name.  Each of the theorems in the list
efa1b89c79e0 misc tuning and updates for official release;
wenzelm
parents: 33827
diff changeset
   429
DERIV_intros assumes composition with an additional function and
efa1b89c79e0 misc tuning and updates for official release;
wenzelm
parents: 33827
diff changeset
   430
matches a variable to the derivative, which has to be solved by the
efa1b89c79e0 misc tuning and updates for official release;
wenzelm
parents: 33827
diff changeset
   431
Simplifier.  Hence (auto intro!: DERIV_intros) computes the derivative
33873
e9120a7b2779 more tuning for release;
wenzelm
parents: 33860
diff changeset
   432
of most elementary terms.  Former Maclauren.DERIV_tac and
e9120a7b2779 more tuning for release;
wenzelm
parents: 33860
diff changeset
   433
Maclauren.deriv_tac should be replaced by (auto intro!: DERIV_intros).
e9120a7b2779 more tuning for release;
wenzelm
parents: 33860
diff changeset
   434
INCOMPATIBILITY.
33860
dcd9affbd106 tuned NEWS
haftmann
parents: 33849
diff changeset
   435
dcd9affbd106 tuned NEWS
haftmann
parents: 33849
diff changeset
   436
* Code generator attributes follow the usual underscore convention:
dcd9affbd106 tuned NEWS
haftmann
parents: 33849
diff changeset
   437
    code_unfold     replaces    code unfold
dcd9affbd106 tuned NEWS
haftmann
parents: 33849
diff changeset
   438
    code_post       replaces    code post
dcd9affbd106 tuned NEWS
haftmann
parents: 33849
diff changeset
   439
    etc.
dcd9affbd106 tuned NEWS
haftmann
parents: 33849
diff changeset
   440
  INCOMPATIBILITY.
31900
7c35d9ad0349 misc tuning;
wenzelm
parents: 31884
diff changeset
   441
33471
5aef13872723 renamed method induct_scheme to induction_schema
krauss
parents: 33470
diff changeset
   442
* Renamed methods:
5aef13872723 renamed method induct_scheme to induction_schema
krauss
parents: 33470
diff changeset
   443
    sizechange -> size_change
5aef13872723 renamed method induct_scheme to induction_schema
krauss
parents: 33470
diff changeset
   444
    induct_scheme -> induction_schema
33860
dcd9affbd106 tuned NEWS
haftmann
parents: 33849
diff changeset
   445
  INCOMPATIBILITY.
33673
nipkow
parents: 33649
diff changeset
   446
33843
23d09560d56d more NEWS, more tuning for release;
wenzelm
parents: 33842
diff changeset
   447
* Discontinued abbreviation "arbitrary" of constant "undefined".
23d09560d56d more NEWS, more tuning for release;
wenzelm
parents: 33842
diff changeset
   448
INCOMPATIBILITY, use "undefined" directly.
23d09560d56d more NEWS, more tuning for release;
wenzelm
parents: 33842
diff changeset
   449
33860
dcd9affbd106 tuned NEWS
haftmann
parents: 33849
diff changeset
   450
* Renamed theorems:
dcd9affbd106 tuned NEWS
haftmann
parents: 33849
diff changeset
   451
    Suc_eq_add_numeral_1 -> Suc_eq_plus1
dcd9affbd106 tuned NEWS
haftmann
parents: 33849
diff changeset
   452
    Suc_eq_add_numeral_1_left -> Suc_eq_plus1_left
dcd9affbd106 tuned NEWS
haftmann
parents: 33849
diff changeset
   453
    Suc_plus1 -> Suc_eq_plus1
dcd9affbd106 tuned NEWS
haftmann
parents: 33849
diff changeset
   454
    *anti_sym -> *antisym*
dcd9affbd106 tuned NEWS
haftmann
parents: 33849
diff changeset
   455
    vector_less_eq_def -> vector_le_def
dcd9affbd106 tuned NEWS
haftmann
parents: 33849
diff changeset
   456
  INCOMPATIBILITY.
dcd9affbd106 tuned NEWS
haftmann
parents: 33849
diff changeset
   457
dcd9affbd106 tuned NEWS
haftmann
parents: 33849
diff changeset
   458
* Added theorem List.map_map as [simp].  Removed List.map_compose.
dcd9affbd106 tuned NEWS
haftmann
parents: 33849
diff changeset
   459
INCOMPATIBILITY.
dcd9affbd106 tuned NEWS
haftmann
parents: 33849
diff changeset
   460
dcd9affbd106 tuned NEWS
haftmann
parents: 33849
diff changeset
   461
* Removed predicate "M hassize n" (<--> card M = n & finite M).
dcd9affbd106 tuned NEWS
haftmann
parents: 33849
diff changeset
   462
INCOMPATIBILITY.
dcd9affbd106 tuned NEWS
haftmann
parents: 33849
diff changeset
   463
31812
73dc3a98669c NEWS updated
hoelzl
parents: 31810
diff changeset
   464
33825
5dac897d91ce NEWS: HOLCF changes since the last release
huffman
parents: 33818
diff changeset
   465
*** HOLCF ***
5dac897d91ce NEWS: HOLCF changes since the last release
huffman
parents: 33818
diff changeset
   466
33842
efa1b89c79e0 misc tuning and updates for official release;
wenzelm
parents: 33827
diff changeset
   467
* Theory Representable defines a class "rep" of domains that are
efa1b89c79e0 misc tuning and updates for official release;
wenzelm
parents: 33827
diff changeset
   468
representable (via an ep-pair) in the universal domain type "udom".
33825
5dac897d91ce NEWS: HOLCF changes since the last release
huffman
parents: 33818
diff changeset
   469
Instances are provided for all type constructors defined in HOLCF.
5dac897d91ce NEWS: HOLCF changes since the last release
huffman
parents: 33818
diff changeset
   470
5dac897d91ce NEWS: HOLCF changes since the last release
huffman
parents: 33818
diff changeset
   471
* The 'new_domain' command is a purely definitional version of the
5dac897d91ce NEWS: HOLCF changes since the last release
huffman
parents: 33818
diff changeset
   472
domain package, for representable domains.  Syntax is identical to the
5dac897d91ce NEWS: HOLCF changes since the last release
huffman
parents: 33818
diff changeset
   473
old domain package.  The 'new_domain' package also supports indirect
5dac897d91ce NEWS: HOLCF changes since the last release
huffman
parents: 33818
diff changeset
   474
recursion using previously-defined type constructors.  See
33842
efa1b89c79e0 misc tuning and updates for official release;
wenzelm
parents: 33827
diff changeset
   475
src/HOLCF/ex/New_Domain.thy for examples.
efa1b89c79e0 misc tuning and updates for official release;
wenzelm
parents: 33827
diff changeset
   476
efa1b89c79e0 misc tuning and updates for official release;
wenzelm
parents: 33827
diff changeset
   477
* Method "fixrec_simp" unfolds one step of a fixrec-defined constant
33825
5dac897d91ce NEWS: HOLCF changes since the last release
huffman
parents: 33818
diff changeset
   478
on the left-hand side of an equation, and then performs
5dac897d91ce NEWS: HOLCF changes since the last release
huffman
parents: 33818
diff changeset
   479
simplification.  Rewriting is done using rules declared with the
33842
efa1b89c79e0 misc tuning and updates for official release;
wenzelm
parents: 33827
diff changeset
   480
"fixrec_simp" attribute.  The "fixrec_simp" method is intended as a
efa1b89c79e0 misc tuning and updates for official release;
wenzelm
parents: 33827
diff changeset
   481
replacement for "fixpat"; see src/HOLCF/ex/Fixrec_ex.thy for examples.
33825
5dac897d91ce NEWS: HOLCF changes since the last release
huffman
parents: 33818
diff changeset
   482
5dac897d91ce NEWS: HOLCF changes since the last release
huffman
parents: 33818
diff changeset
   483
* The pattern-match compiler in 'fixrec' can now handle constructors
5dac897d91ce NEWS: HOLCF changes since the last release
huffman
parents: 33818
diff changeset
   484
with HOL function types.  Pattern-match combinators for the Pair
5dac897d91ce NEWS: HOLCF changes since the last release
huffman
parents: 33818
diff changeset
   485
constructor are pre-configured.
5dac897d91ce NEWS: HOLCF changes since the last release
huffman
parents: 33818
diff changeset
   486
5dac897d91ce NEWS: HOLCF changes since the last release
huffman
parents: 33818
diff changeset
   487
* The 'fixrec' package now produces better fixed-point induction rules
5dac897d91ce NEWS: HOLCF changes since the last release
huffman
parents: 33818
diff changeset
   488
for mutually-recursive definitions:  Induction rules have conclusions
5dac897d91ce NEWS: HOLCF changes since the last release
huffman
parents: 33818
diff changeset
   489
of the form "P foo bar" instead of "P <foo, bar>".
5dac897d91ce NEWS: HOLCF changes since the last release
huffman
parents: 33818
diff changeset
   490
5dac897d91ce NEWS: HOLCF changes since the last release
huffman
parents: 33818
diff changeset
   491
* The constant "sq_le" (with infix syntax "<<" or "\<sqsubseteq>") has
5dac897d91ce NEWS: HOLCF changes since the last release
huffman
parents: 33818
diff changeset
   492
been renamed to "below".  The name "below" now replaces "less" in many
33842
efa1b89c79e0 misc tuning and updates for official release;
wenzelm
parents: 33827
diff changeset
   493
theorem names.  (Legacy theorem names using "less" are still supported
efa1b89c79e0 misc tuning and updates for official release;
wenzelm
parents: 33827
diff changeset
   494
as well.)
33825
5dac897d91ce NEWS: HOLCF changes since the last release
huffman
parents: 33818
diff changeset
   495
5dac897d91ce NEWS: HOLCF changes since the last release
huffman
parents: 33818
diff changeset
   496
* The 'fixrec' package now supports "bottom patterns".  Bottom
5dac897d91ce NEWS: HOLCF changes since the last release
huffman
parents: 33818
diff changeset
   497
patterns can be used to generate strictness rules, or to make
5dac897d91ce NEWS: HOLCF changes since the last release
huffman
parents: 33818
diff changeset
   498
functions more strict (much like the bang-patterns supported by the
33873
e9120a7b2779 more tuning for release;
wenzelm
parents: 33860
diff changeset
   499
Glasgow Haskell Compiler).  See src/HOLCF/ex/Fixrec_ex.thy for
e9120a7b2779 more tuning for release;
wenzelm
parents: 33860
diff changeset
   500
examples.
33825
5dac897d91ce NEWS: HOLCF changes since the last release
huffman
parents: 33818
diff changeset
   501
5dac897d91ce NEWS: HOLCF changes since the last release
huffman
parents: 33818
diff changeset
   502
31304
00a9c674cf40 eliminated old Method.add_method(s);
wenzelm
parents: 31001
diff changeset
   503
*** ML ***
00a9c674cf40 eliminated old Method.add_method(s);
wenzelm
parents: 31001
diff changeset
   504
33843
23d09560d56d more NEWS, more tuning for release;
wenzelm
parents: 33842
diff changeset
   505
* Support for Poly/ML 5.3.0, with improved reporting of compiler
23d09560d56d more NEWS, more tuning for release;
wenzelm
parents: 33842
diff changeset
   506
errors and run-time exceptions, including detailed source positions.
23d09560d56d more NEWS, more tuning for release;
wenzelm
parents: 33842
diff changeset
   507
23d09560d56d more NEWS, more tuning for release;
wenzelm
parents: 33842
diff changeset
   508
* Structure Name_Space (formerly NameSpace) now manages uniquely
23d09560d56d more NEWS, more tuning for release;
wenzelm
parents: 33842
diff changeset
   509
identified entries, with some additional information such as source
23d09560d56d more NEWS, more tuning for release;
wenzelm
parents: 33842
diff changeset
   510
position, logical grouping etc.
23d09560d56d more NEWS, more tuning for release;
wenzelm
parents: 33842
diff changeset
   511
33524
a08e6c1cbc04 updated functor Theory_Data, Proof_Data, Generic_Data;
wenzelm
parents: 33472
diff changeset
   512
* Theory and context data is now introduced by the simplified and
a08e6c1cbc04 updated functor Theory_Data, Proof_Data, Generic_Data;
wenzelm
parents: 33472
diff changeset
   513
modernized functors Theory_Data, Proof_Data, Generic_Data.  Data needs
a08e6c1cbc04 updated functor Theory_Data, Proof_Data, Generic_Data;
wenzelm
parents: 33472
diff changeset
   514
to be pure, but the old TheoryDataFun for mutable data (with explicit
a08e6c1cbc04 updated functor Theory_Data, Proof_Data, Generic_Data;
wenzelm
parents: 33472
diff changeset
   515
copy operation) is still available for some time.
a08e6c1cbc04 updated functor Theory_Data, Proof_Data, Generic_Data;
wenzelm
parents: 33472
diff changeset
   516
32742
58e5f4ae52a6 Synchronized and Unsynchronized;
wenzelm
parents: 32706
diff changeset
   517
* Structure Synchronized (cf. src/Pure/Concurrent/synchronized.ML)
58e5f4ae52a6 Synchronized and Unsynchronized;
wenzelm
parents: 32706
diff changeset
   518
provides a high-level programming interface to synchronized state
58e5f4ae52a6 Synchronized and Unsynchronized;
wenzelm
parents: 32706
diff changeset
   519
variables with atomic update.  This works via pure function
58e5f4ae52a6 Synchronized and Unsynchronized;
wenzelm
parents: 32706
diff changeset
   520
application within a critical section -- its runtime should be as
58e5f4ae52a6 Synchronized and Unsynchronized;
wenzelm
parents: 32706
diff changeset
   521
short as possible; beware of deadlocks if critical code is nested,
58e5f4ae52a6 Synchronized and Unsynchronized;
wenzelm
parents: 32706
diff changeset
   522
either directly or indirectly via other synchronized variables!
58e5f4ae52a6 Synchronized and Unsynchronized;
wenzelm
parents: 32706
diff changeset
   523
58e5f4ae52a6 Synchronized and Unsynchronized;
wenzelm
parents: 32706
diff changeset
   524
* Structure Unsynchronized (cf. src/Pure/ML-Systems/unsynchronized.ML)
58e5f4ae52a6 Synchronized and Unsynchronized;
wenzelm
parents: 32706
diff changeset
   525
wraps raw ML references, explicitly indicating their non-thread-safe
58e5f4ae52a6 Synchronized and Unsynchronized;
wenzelm
parents: 32706
diff changeset
   526
behaviour.  The Isar toplevel keeps this structure open, to
58e5f4ae52a6 Synchronized and Unsynchronized;
wenzelm
parents: 32706
diff changeset
   527
accommodate Proof General as well as quick and dirty interactive
58e5f4ae52a6 Synchronized and Unsynchronized;
wenzelm
parents: 32706
diff changeset
   528
experiments with references.
58e5f4ae52a6 Synchronized and Unsynchronized;
wenzelm
parents: 32706
diff changeset
   529
32365
9b74d0339c44 added PARALLEL_CHOICE, PARALLEL_GOALS;
wenzelm
parents: 32326
diff changeset
   530
* PARALLEL_CHOICE and PARALLEL_GOALS provide basic support for
9b74d0339c44 added PARALLEL_CHOICE, PARALLEL_GOALS;
wenzelm
parents: 32326
diff changeset
   531
parallel tactical reasoning.
9b74d0339c44 added PARALLEL_CHOICE, PARALLEL_GOALS;
wenzelm
parents: 32326
diff changeset
   532
32427
0a94e1f264ce misc updates and tuning;
wenzelm
parents: 32388
diff changeset
   533
* Tacticals Subgoal.FOCUS, Subgoal.FOCUS_PREMS, Subgoal.FOCUS_PARAMS
0a94e1f264ce misc updates and tuning;
wenzelm
parents: 32388
diff changeset
   534
are similar to SUBPROOF, but are slightly more flexible: only the
0a94e1f264ce misc updates and tuning;
wenzelm
parents: 32388
diff changeset
   535
specified parts of the subgoal are imported into the context, and the
0a94e1f264ce misc updates and tuning;
wenzelm
parents: 32388
diff changeset
   536
body tactic may introduce new subgoals and schematic variables.
0a94e1f264ce misc updates and tuning;
wenzelm
parents: 32388
diff changeset
   537
0a94e1f264ce misc updates and tuning;
wenzelm
parents: 32388
diff changeset
   538
* Old tactical METAHYPS, which does not observe the proof context, has
0a94e1f264ce misc updates and tuning;
wenzelm
parents: 32388
diff changeset
   539
been renamed to Old_Goals.METAHYPS and awaits deletion.  Use SUBPROOF
0a94e1f264ce misc updates and tuning;
wenzelm
parents: 32388
diff changeset
   540
or Subgoal.FOCUS etc.
32216
2f3d65d15149 tacticals FOCUS and FOCUS_PARAMS;
wenzelm
parents: 32151
diff changeset
   541
31971
8c1b845ed105 renamed functor TableFun to Table, and GraphFun to Graph;
wenzelm
parents: 31901
diff changeset
   542
* Renamed functor TableFun to Table, and GraphFun to Graph.  (Since
8c1b845ed105 renamed functor TableFun to Table, and GraphFun to Graph;
wenzelm
parents: 31901
diff changeset
   543
functors have their own ML name space there is no point to mark them
8c1b845ed105 renamed functor TableFun to Table, and GraphFun to Graph;
wenzelm
parents: 31901
diff changeset
   544
separately.)  Minor INCOMPATIBILITY.
8c1b845ed105 renamed functor TableFun to Table, and GraphFun to Graph;
wenzelm
parents: 31901
diff changeset
   545
31901
e280491f36b8 renamed NamedThmsFun to Named_Thms;
wenzelm
parents: 31900
diff changeset
   546
* Renamed NamedThmsFun to Named_Thms.  INCOMPATIBILITY.
e280491f36b8 renamed NamedThmsFun to Named_Thms;
wenzelm
parents: 31900
diff changeset
   547
33842
efa1b89c79e0 misc tuning and updates for official release;
wenzelm
parents: 33827
diff changeset
   548
* Renamed several structures FooBar to Foo_Bar.  Occasional,
efa1b89c79e0 misc tuning and updates for official release;
wenzelm
parents: 33827
diff changeset
   549
INCOMPATIBILITY.
efa1b89c79e0 misc tuning and updates for official release;
wenzelm
parents: 33827
diff changeset
   550
33843
23d09560d56d more NEWS, more tuning for release;
wenzelm
parents: 33842
diff changeset
   551
* Operations of structure Skip_Proof no longer require quick_and_dirty
23d09560d56d more NEWS, more tuning for release;
wenzelm
parents: 33842
diff changeset
   552
mode, which avoids critical setmp.
23d09560d56d more NEWS, more tuning for release;
wenzelm
parents: 33842
diff changeset
   553
31306
a74ee84288a0 eliminated old Attrib.add_attributes (and Attrib.syntax);
wenzelm
parents: 31304
diff changeset
   554
* Eliminated old Attrib.add_attributes, Method.add_methods and related
33842
efa1b89c79e0 misc tuning and updates for official release;
wenzelm
parents: 33827
diff changeset
   555
combinators for "args".  INCOMPATIBILITY, need to use simplified
31306
a74ee84288a0 eliminated old Attrib.add_attributes (and Attrib.syntax);
wenzelm
parents: 31304
diff changeset
   556
Attrib/Method.setup introduced in Isabelle2009.
31304
00a9c674cf40 eliminated old Method.add_method(s);
wenzelm
parents: 31001
diff changeset
   557
32151
2f65c45c2e7e Proper context for simpset_of, claset_of, clasimpset_of.
wenzelm
parents: 32136
diff changeset
   558
* Proper context for simpset_of, claset_of, clasimpset_of.  May fall
2f65c45c2e7e Proper context for simpset_of, claset_of, clasimpset_of.
wenzelm
parents: 32136
diff changeset
   559
back on global_simpset_of, global_claset_of, global_clasimpset_of as
2f65c45c2e7e Proper context for simpset_of, claset_of, clasimpset_of.
wenzelm
parents: 32136
diff changeset
   560
last resort.  INCOMPATIBILITY.
2f65c45c2e7e Proper context for simpset_of, claset_of, clasimpset_of.
wenzelm
parents: 32136
diff changeset
   561
32092
6a5995438266 Display.pretty_thm now requires a proper context;
wenzelm
parents: 32079
diff changeset
   562
* Display.pretty_thm now requires a proper context (cf. former
6a5995438266 Display.pretty_thm now requires a proper context;
wenzelm
parents: 32079
diff changeset
   563
ProofContext.pretty_thm).  May fall back on Display.pretty_thm_global
6a5995438266 Display.pretty_thm now requires a proper context;
wenzelm
parents: 32079
diff changeset
   564
or even Display.pretty_thm_without_context as last resort.
6a5995438266 Display.pretty_thm now requires a proper context;
wenzelm
parents: 32079
diff changeset
   565
INCOMPATIBILITY.
6a5995438266 Display.pretty_thm now requires a proper context;
wenzelm
parents: 32079
diff changeset
   566
32433
11661f4327bb discontinued Display.pretty_ctyp/cterm etc.;
wenzelm
parents: 32427
diff changeset
   567
* Discontinued Display.pretty_ctyp/cterm etc.  INCOMPATIBILITY, use
11661f4327bb discontinued Display.pretty_ctyp/cterm etc.;
wenzelm
parents: 32427
diff changeset
   568
Syntax.pretty_typ/term directly, preferably with proper context
11661f4327bb discontinued Display.pretty_ctyp/cterm etc.;
wenzelm
parents: 32427
diff changeset
   569
instead of global theory.
11661f4327bb discontinued Display.pretty_ctyp/cterm etc.;
wenzelm
parents: 32427
diff changeset
   570
31304
00a9c674cf40 eliminated old Method.add_method(s);
wenzelm
parents: 31001
diff changeset
   571
31308
3fd52453ae81 discontinued support for Poly/ML 4.x versions;
wenzelm
parents: 31306
diff changeset
   572
*** System ***
3fd52453ae81 discontinued support for Poly/ML 4.x versions;
wenzelm
parents: 31306
diff changeset
   573
33842
efa1b89c79e0 misc tuning and updates for official release;
wenzelm
parents: 33827
diff changeset
   574
* Further fine tuning of parallel proof checking, scales up to 8 cores
efa1b89c79e0 misc tuning and updates for official release;
wenzelm
parents: 33827
diff changeset
   575
(max. speedup factor 5.0).  See also Goal.parallel_proofs in ML and
efa1b89c79e0 misc tuning and updates for official release;
wenzelm
parents: 33827
diff changeset
   576
usedir option -q.
efa1b89c79e0 misc tuning and updates for official release;
wenzelm
parents: 33827
diff changeset
   577
32326
9d70ecf11b7a etc/components;
wenzelm
parents: 32270
diff changeset
   578
* Support for additional "Isabelle components" via etc/components, see
9d70ecf11b7a etc/components;
wenzelm
parents: 32270
diff changeset
   579
also the system manual.
9d70ecf11b7a etc/components;
wenzelm
parents: 32270
diff changeset
   580
9d70ecf11b7a etc/components;
wenzelm
parents: 32270
diff changeset
   581
* The isabelle makeall tool now operates on all components with
9d70ecf11b7a etc/components;
wenzelm
parents: 32270
diff changeset
   582
IsaMakefile, not just hardwired "logics".
9d70ecf11b7a etc/components;
wenzelm
parents: 32270
diff changeset
   583
33842
efa1b89c79e0 misc tuning and updates for official release;
wenzelm
parents: 33827
diff changeset
   584
* Removed "compress" option from isabelle-process and isabelle usedir;
efa1b89c79e0 misc tuning and updates for official release;
wenzelm
parents: 33827
diff changeset
   585
this is always enabled.
33818
aa00c583f594 added NEWS item for wwwfind
kleing
parents: 33759
diff changeset
   586
31308
3fd52453ae81 discontinued support for Poly/ML 4.x versions;
wenzelm
parents: 31306
diff changeset
   587
* Discontinued support for Poly/ML 4.x versions.
3fd52453ae81 discontinued support for Poly/ML 4.x versions;
wenzelm
parents: 31306
diff changeset
   588
33842
efa1b89c79e0 misc tuning and updates for official release;
wenzelm
parents: 33827
diff changeset
   589
* Isabelle tool "wwwfind" provides web interface for 'find_theorems'
efa1b89c79e0 misc tuning and updates for official release;
wenzelm
parents: 33827
diff changeset
   590
on a given logic image.  This requires the lighttpd webserver and is
efa1b89c79e0 misc tuning and updates for official release;
wenzelm
parents: 33827
diff changeset
   591
currently supported on Linux only.
32061
11f8ee55662d parallel_proofs: more fine-grained control with optional parallel checking of nested Isar proofs;
wenzelm
parents: 31997
diff changeset
   592
31308
3fd52453ae81 discontinued support for Poly/ML 4.x versions;
wenzelm
parents: 31306
diff changeset
   593
31304
00a9c674cf40 eliminated old Method.add_method(s);
wenzelm
parents: 31001
diff changeset
   594
30845
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
   595
New in Isabelle2009 (April 2009)
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
   596
--------------------------------
27104
791607529f6d rep_datatype command now takes list of constructors as input arguments
haftmann
parents: 27067
diff changeset
   597
27599
ca23ef50c178 added command 'linear_undo';
wenzelm
parents: 27556
diff changeset
   598
*** General ***
ca23ef50c178 added command 'linear_undo';
wenzelm
parents: 27556
diff changeset
   599
28504
7ad7d7d6df47 simplified main Isabelle executables: removed Isabelle and isabelle (replaced by isabelle-process), renamed isatool to isabelle;
wenzelm
parents: 28475
diff changeset
   600
* Simplified main Isabelle executables, with less surprises on
7ad7d7d6df47 simplified main Isabelle executables: removed Isabelle and isabelle (replaced by isabelle-process), renamed isatool to isabelle;
wenzelm
parents: 28475
diff changeset
   601
case-insensitive file-systems (such as Mac OS).
7ad7d7d6df47 simplified main Isabelle executables: removed Isabelle and isabelle (replaced by isabelle-process), renamed isatool to isabelle;
wenzelm
parents: 28475
diff changeset
   602
7ad7d7d6df47 simplified main Isabelle executables: removed Isabelle and isabelle (replaced by isabelle-process), renamed isatool to isabelle;
wenzelm
parents: 28475
diff changeset
   603
  - The main Isabelle tool wrapper is now called "isabelle" instead of
7ad7d7d6df47 simplified main Isabelle executables: removed Isabelle and isabelle (replaced by isabelle-process), renamed isatool to isabelle;
wenzelm
parents: 28475
diff changeset
   604
    "isatool."
7ad7d7d6df47 simplified main Isabelle executables: removed Isabelle and isabelle (replaced by isabelle-process), renamed isatool to isabelle;
wenzelm
parents: 28475
diff changeset
   605
7ad7d7d6df47 simplified main Isabelle executables: removed Isabelle and isabelle (replaced by isabelle-process), renamed isatool to isabelle;
wenzelm
parents: 28475
diff changeset
   606
  - The former "isabelle" alias for "isabelle-process" has been
7ad7d7d6df47 simplified main Isabelle executables: removed Isabelle and isabelle (replaced by isabelle-process), renamed isatool to isabelle;
wenzelm
parents: 28475
diff changeset
   607
    removed (should rarely occur to regular users).
7ad7d7d6df47 simplified main Isabelle executables: removed Isabelle and isabelle (replaced by isabelle-process), renamed isatool to isabelle;
wenzelm
parents: 28475
diff changeset
   608
28915
0642cbb60c98 removed obsolete isabelle-interface executable and ISABELLE_INTERFACE setting;
wenzelm
parents: 28914
diff changeset
   609
  - The former "isabelle-interface" and its alias "Isabelle" have been
0642cbb60c98 removed obsolete isabelle-interface executable and ISABELLE_INTERFACE setting;
wenzelm
parents: 28914
diff changeset
   610
    removed (interfaces are now regular Isabelle tools).
28504
7ad7d7d6df47 simplified main Isabelle executables: removed Isabelle and isabelle (replaced by isabelle-process), renamed isatool to isabelle;
wenzelm
parents: 28475
diff changeset
   611
7ad7d7d6df47 simplified main Isabelle executables: removed Isabelle and isabelle (replaced by isabelle-process), renamed isatool to isabelle;
wenzelm
parents: 28475
diff changeset
   612
Within scripts and make files, the Isabelle environment variables
7ad7d7d6df47 simplified main Isabelle executables: removed Isabelle and isabelle (replaced by isabelle-process), renamed isatool to isabelle;
wenzelm
parents: 28475
diff changeset
   613
ISABELLE_TOOL and ISABELLE_PROCESS replace old ISATOOL and ISABELLE,
7ad7d7d6df47 simplified main Isabelle executables: removed Isabelle and isabelle (replaced by isabelle-process), renamed isatool to isabelle;
wenzelm
parents: 28475
diff changeset
   614
respectively.  (The latter are still available as legacy feature.)
7ad7d7d6df47 simplified main Isabelle executables: removed Isabelle and isabelle (replaced by isabelle-process), renamed isatool to isabelle;
wenzelm
parents: 28475
diff changeset
   615
28915
0642cbb60c98 removed obsolete isabelle-interface executable and ISABELLE_INTERFACE setting;
wenzelm
parents: 28914
diff changeset
   616
The old isabelle-interface wrapper could react in confusing ways if
0642cbb60c98 removed obsolete isabelle-interface executable and ISABELLE_INTERFACE setting;
wenzelm
parents: 28914
diff changeset
   617
the interface was uninstalled or changed otherwise.  Individual
0642cbb60c98 removed obsolete isabelle-interface executable and ISABELLE_INTERFACE setting;
wenzelm
parents: 28914
diff changeset
   618
interface tool configuration is now more explicit, see also the
0642cbb60c98 removed obsolete isabelle-interface executable and ISABELLE_INTERFACE setting;
wenzelm
parents: 28914
diff changeset
   619
Isabelle system manual.  In particular, Proof General is now available
0642cbb60c98 removed obsolete isabelle-interface executable and ISABELLE_INTERFACE setting;
wenzelm
parents: 28914
diff changeset
   620
via "isabelle emacs".
28504
7ad7d7d6df47 simplified main Isabelle executables: removed Isabelle and isabelle (replaced by isabelle-process), renamed isatool to isabelle;
wenzelm
parents: 28475
diff changeset
   621
7ad7d7d6df47 simplified main Isabelle executables: removed Isabelle and isabelle (replaced by isabelle-process), renamed isatool to isabelle;
wenzelm
parents: 28475
diff changeset
   622
INCOMPATIBILITY, need to adapt derivative scripts.  Users may need to
7ad7d7d6df47 simplified main Isabelle executables: removed Isabelle and isabelle (replaced by isabelle-process), renamed isatool to isabelle;
wenzelm
parents: 28475
diff changeset
   623
purge installed copies of Isabelle executables and re-run "isabelle
7ad7d7d6df47 simplified main Isabelle executables: removed Isabelle and isabelle (replaced by isabelle-process), renamed isatool to isabelle;
wenzelm
parents: 28475
diff changeset
   624
install -p ...", or use symlinks.
7ad7d7d6df47 simplified main Isabelle executables: removed Isabelle and isabelle (replaced by isabelle-process), renamed isatool to isabelle;
wenzelm
parents: 28475
diff changeset
   625
28914
f993cbffc42a default for ISABELLE_HOME_USER is now ~/.isabelle instead of ~/isabelle;
wenzelm
parents: 28856
diff changeset
   626
* The default for ISABELLE_HOME_USER is now ~/.isabelle instead of the
30845
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
   627
old ~/isabelle, which was slightly non-standard and apt to cause
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
   628
surprises on case-insensitive file-systems (such as Mac OS).
28914
f993cbffc42a default for ISABELLE_HOME_USER is now ~/.isabelle instead of ~/isabelle;
wenzelm
parents: 28856
diff changeset
   629
f993cbffc42a default for ISABELLE_HOME_USER is now ~/.isabelle instead of ~/isabelle;
wenzelm
parents: 28856
diff changeset
   630
INCOMPATIBILITY, need to move existing ~/isabelle/etc,
f993cbffc42a default for ISABELLE_HOME_USER is now ~/.isabelle instead of ~/isabelle;
wenzelm
parents: 28856
diff changeset
   631
~/isabelle/heaps, ~/isabelle/browser_info to the new place.  Special
f993cbffc42a default for ISABELLE_HOME_USER is now ~/.isabelle instead of ~/isabelle;
wenzelm
parents: 28856
diff changeset
   632
care is required when using older releases of Isabelle.  Note that
f993cbffc42a default for ISABELLE_HOME_USER is now ~/.isabelle instead of ~/isabelle;
wenzelm
parents: 28856
diff changeset
   633
ISABELLE_HOME_USER can be changed in Isabelle/etc/settings of any
30845
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
   634
Isabelle distribution, in order to use the new ~/.isabelle uniformly.
28914
f993cbffc42a default for ISABELLE_HOME_USER is now ~/.isabelle instead of ~/isabelle;
wenzelm
parents: 28856
diff changeset
   635
29161
9903e84a9c9c * Proofs of are run in parallel on multi-core systems;
wenzelm
parents: 29145
diff changeset
   636
* Proofs of fully specified statements are run in parallel on
30845
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
   637
multi-core systems.  A speedup factor of 2.5 to 3.2 can be expected on
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
   638
a regular 4-core machine, if the initial heap space is made reasonably
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
   639
large (cf. Poly/ML option -H).  (Requires Poly/ML 5.2.1 or later.)
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
   640
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
   641
* The main reference manuals ("isar-ref", "implementation", and
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
   642
"system") have been updated and extended.  Formally checked references
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
   643
as hyperlinks are now available uniformly.
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
   644
30163
faf95eb3f375 * New prover for coherent logic (see src/Tools/coherent.ML).
wenzelm
parents: 30106
diff changeset
   645
27599
ca23ef50c178 added command 'linear_undo';
wenzelm
parents: 27556
diff changeset
   646
*** Pure ***
ca23ef50c178 added command 'linear_undo';
wenzelm
parents: 27556
diff changeset
   647
30845
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
   648
* Complete re-implementation of locales.  INCOMPATIBILITY in several
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
   649
respects.  The most important changes are listed below.  See the
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
   650
Tutorial on Locales ("locales" manual) for details.
29253
3c6cd80a4854 New locales.
ballarin
parents: 29197
diff changeset
   651
3c6cd80a4854 New locales.
ballarin
parents: 29197
diff changeset
   652
- In locale expressions, instantiation replaces renaming.  Parameters
3c6cd80a4854 New locales.
ballarin
parents: 29197
diff changeset
   653
must be declared in a for clause.  To aid compatibility with previous
3c6cd80a4854 New locales.
ballarin
parents: 29197
diff changeset
   654
parameter inheritance, in locale declarations, parameters that are not
3c6cd80a4854 New locales.
ballarin
parents: 29197
diff changeset
   655
'touched' (instantiation position "_" or omitted) are implicitly added
3c6cd80a4854 New locales.
ballarin
parents: 29197
diff changeset
   656
with their syntax at the beginning of the for clause.
3c6cd80a4854 New locales.
ballarin
parents: 29197
diff changeset
   657
3c6cd80a4854 New locales.
ballarin
parents: 29197
diff changeset
   658
- Syntax from abbreviations and definitions in locales is available in
3c6cd80a4854 New locales.
ballarin
parents: 29197
diff changeset
   659
locale expressions and context elements.  The latter is particularly
3c6cd80a4854 New locales.
ballarin
parents: 29197
diff changeset
   660
useful in locale declarations.
3c6cd80a4854 New locales.
ballarin
parents: 29197
diff changeset
   661
3c6cd80a4854 New locales.
ballarin
parents: 29197
diff changeset
   662
- More flexible mechanisms to qualify names generated by locale
3c6cd80a4854 New locales.
ballarin
parents: 29197
diff changeset
   663
expressions.  Qualifiers (prefixes) may be specified in locale
30728
f0aeca99b5d9 interpretation/interpret: prefixes are mandatory by default;
wenzelm
parents: 30706
diff changeset
   664
expressions, and can be marked as mandatory (syntax: "name!:") or
f0aeca99b5d9 interpretation/interpret: prefixes are mandatory by default;
wenzelm
parents: 30706
diff changeset
   665
optional (syntax "name?:").  The default depends for plain "name:"
f0aeca99b5d9 interpretation/interpret: prefixes are mandatory by default;
wenzelm
parents: 30706
diff changeset
   666
depends on the situation where a locale expression is used: in
f0aeca99b5d9 interpretation/interpret: prefixes are mandatory by default;
wenzelm
parents: 30706
diff changeset
   667
commands 'locale' and 'sublocale' prefixes are optional, in
30845
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
   668
'interpretation' and 'interpret' prefixes are mandatory.  The old
30728
f0aeca99b5d9 interpretation/interpret: prefixes are mandatory by default;
wenzelm
parents: 30706
diff changeset
   669
implicit qualifiers derived from the parameter names of a locale are
f0aeca99b5d9 interpretation/interpret: prefixes are mandatory by default;
wenzelm
parents: 30706
diff changeset
   670
no longer generated.
30106
351fc2f8493d tuned NEWS;
wenzelm
parents: 30085
diff changeset
   671
30845
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
   672
- Command "sublocale l < e" replaces "interpretation l < e".  The
30106
351fc2f8493d tuned NEWS;
wenzelm
parents: 30085
diff changeset
   673
instantiation clause in "interpretation" and "interpret" (square
351fc2f8493d tuned NEWS;
wenzelm
parents: 30085
diff changeset
   674
brackets) is no longer available.  Use locale expressions.
29253
3c6cd80a4854 New locales.
ballarin
parents: 29197
diff changeset
   675
30845
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
   676
- When converting proof scripts, mandatory qualifiers in
30728
f0aeca99b5d9 interpretation/interpret: prefixes are mandatory by default;
wenzelm
parents: 30706
diff changeset
   677
'interpretation' and 'interpret' should be retained by default, even
30845
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
   678
if this is an INCOMPATIBILITY compared to former behavior.  In the
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
   679
worst case, use the "name?:" form for non-mandatory ones.  Qualifiers
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
   680
in locale expressions range over a single locale instance only.
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
   681
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
   682
- Dropped locale element "includes".  This is a major INCOMPATIBILITY.
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
   683
In existing theorem specifications replace the includes element by the
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
   684
respective context elements of the included locale, omitting those
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
   685
that are already present in the theorem specification.  Multiple
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
   686
assume elements of a locale should be replaced by a single one
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
   687
involving the locale predicate.  In the proof body, declarations (most
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
   688
notably theorems) may be regained by interpreting the respective
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
   689
locales in the proof context as required (command "interpret").
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
   690
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
   691
If using "includes" in replacement of a target solely because the
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
   692
parameter types in the theorem are not as general as in the target,
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
   693
consider declaring a new locale with additional type constraints on
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
   694
the parameters (context element "constrains").
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
   695
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
   696
- Discontinued "locale (open)".  INCOMPATIBILITY.
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
   697
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
   698
- Locale interpretation commands no longer attempt to simplify goal.
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
   699
INCOMPATIBILITY: in rare situations the generated goal differs.  Use
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
   700
methods intro_locales and unfold_locales to clarify.
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
   701
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
   702
- Locale interpretation commands no longer accept interpretation
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
   703
attributes.  INCOMPATIBILITY.
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
   704
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
   705
* Class declaration: so-called "base sort" must not be given in import
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
   706
list any longer, but is inferred from the specification.  Particularly
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
   707
in HOL, write
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
   708
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
   709
    class foo = ...
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
   710
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
   711
instead of
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
   712
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
   713
    class foo = type + ...
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
   714
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
   715
* Class target: global versions of theorems stemming do not carry a
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
   716
parameter prefix any longer.  INCOMPATIBILITY.
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
   717
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
   718
* Class 'instance' command no longer accepts attached definitions.
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
   719
INCOMPATIBILITY, use proper 'instantiation' target instead.
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
   720
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
   721
* Recovered hiding of consts, which was accidentally broken in
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
   722
Isabelle2007.  Potential INCOMPATIBILITY, ``hide const c'' really
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
   723
makes c inaccessible; consider using ``hide (open) const c'' instead.
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
   724
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
   725
* Slightly more coherent Pure syntax, with updated documentation in
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
   726
isar-ref manual.  Removed locales meta_term_syntax and
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
   727
meta_conjunction_syntax: TERM and &&& (formerly &&) are now permanent,
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
   728
INCOMPATIBILITY in rare situations.  Note that &&& should not be used
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
   729
directly in regular applications.
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
   730
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
   731
* There is a new syntactic category "float_const" for signed decimal
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
   732
fractions (e.g. 123.45 or -123.45).
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
   733
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
   734
* Removed exotic 'token_translation' command.  INCOMPATIBILITY, use ML
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
   735
interface with 'setup' command instead.
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
   736
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
   737
* Command 'local_setup' is similar to 'setup', but operates on a local
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
   738
theory context.
27104
791607529f6d rep_datatype command now takes list of constructors as input arguments
haftmann
parents: 27067
diff changeset
   739
28114
2637fb838f74 axiomatization is now global-only;
wenzelm
parents: 28103
diff changeset
   740
* The 'axiomatization' command now only works within a global theory
2637fb838f74 axiomatization is now global-only;
wenzelm
parents: 28103
diff changeset
   741
context.  INCOMPATIBILITY.
2637fb838f74 axiomatization is now global-only;
wenzelm
parents: 28103
diff changeset
   742
30845
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
   743
* Goal-directed proof now enforces strict proof irrelevance wrt. sort
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
   744
hypotheses.  Sorts required in the course of reasoning need to be
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
   745
covered by the constraints in the initial statement, completed by the
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
   746
type instance information of the background theory.  Non-trivial sort
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
   747
hypotheses, which rarely occur in practice, may be specified via
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
   748
vacuous propositions of the form SORT_CONSTRAINT('a::c).  For example:
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
   749
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
   750
  lemma assumes "SORT_CONSTRAINT('a::empty)" shows False ...
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
   751
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
   752
The result contains an implicit sort hypotheses as before --
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
   753
SORT_CONSTRAINT premises are eliminated as part of the canonical rule
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
   754
normalization.
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
   755
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
   756
* Generalized Isar history, with support for linear undo, direct state
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
   757
addressing etc.
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
   758
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
   759
* Changed defaults for unify configuration options:
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
   760
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
   761
  unify_trace_bound = 50 (formerly 25)
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
   762
  unify_search_bound = 60 (formerly 30)
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
   763
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
   764
* Different bookkeeping for code equations (INCOMPATIBILITY):
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
   765
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
   766
  a) On theory merge, the last set of code equations for a particular
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
   767
     constant is taken (in accordance with the policy applied by other
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
   768
     parts of the code generator framework).
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
   769
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
   770
  b) Code equations stemming from explicit declarations (e.g. code
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
   771
     attribute) gain priority over default code equations stemming
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
   772
     from definition, primrec, fun etc.
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
   773
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
   774
* Keyword 'code_exception' now named 'code_abort'.  INCOMPATIBILITY.
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
   775
30965
e0938d929bfd dropped duplication
haftmann
parents: 30964
diff changeset
   776
* Unified theorem tables for both code generators.  Thus [code
30845
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
   777
func] has disappeared and only [code] remains.  INCOMPATIBILITY.
30577
wenzelm
parents: 30562
diff changeset
   778
wenzelm
parents: 30562
diff changeset
   779
* Command 'find_consts' searches for constants based on type and name
wenzelm
parents: 30562
diff changeset
   780
patterns, e.g.
29883
14841d4c808e added find_consts to NEWS and CONTRIBUTORS
kleing
parents: 29862
diff changeset
   781
14841d4c808e added find_consts to NEWS and CONTRIBUTORS
kleing
parents: 29862
diff changeset
   782
    find_consts "_ => bool"
14841d4c808e added find_consts to NEWS and CONTRIBUTORS
kleing
parents: 29862
diff changeset
   783
30106
351fc2f8493d tuned NEWS;
wenzelm
parents: 30085
diff changeset
   784
By default, matching is against subtypes, but it may be restricted to
30728
f0aeca99b5d9 interpretation/interpret: prefixes are mandatory by default;
wenzelm
parents: 30706
diff changeset
   785
the whole type.  Searching by name is possible.  Multiple queries are
30106
351fc2f8493d tuned NEWS;
wenzelm
parents: 30085
diff changeset
   786
conjunctive and queries may be negated by prefixing them with a
351fc2f8493d tuned NEWS;
wenzelm
parents: 30085
diff changeset
   787
hyphen:
29883
14841d4c808e added find_consts to NEWS and CONTRIBUTORS
kleing
parents: 29862
diff changeset
   788
14841d4c808e added find_consts to NEWS and CONTRIBUTORS
kleing
parents: 29862
diff changeset
   789
    find_consts strict: "_ => bool" name: "Int" -"int => int"
29861
3c348f5873f3 updated NEWS etc with "solves" criterion and auto_solves
kleing
parents: 29823
diff changeset
   790
30845
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
   791
* New 'find_theorems' criterion "solves" matches theorems that
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
   792
directly solve the current goal (modulo higher-order unification).
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
   793
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
   794
* Auto solve feature for main theorem statements: whenever a new goal
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
   795
is stated, "find_theorems solves" is called; any theorems that could
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
   796
solve the lemma directly are listed as part of the goal state.
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
   797
Cf. associated options in Proof General Isabelle settings menu,
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
   798
enabled by default, with reasonable timeout for pathological cases of
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
   799
higher-order unification.
30415
9501af91c4a3 Instead of giving up entirely, arith now ignores all inequalities when there are too many.
webertj
parents: 30399
diff changeset
   800
27104
791607529f6d rep_datatype command now takes list of constructors as input arguments
haftmann
parents: 27067
diff changeset
   801
27381
19ae7064f00f @{lemma}: 'by' keyword;
wenzelm
parents: 27380
diff changeset
   802
*** Document preparation ***
19ae7064f00f @{lemma}: 'by' keyword;
wenzelm
parents: 27380
diff changeset
   803
19ae7064f00f @{lemma}: 'by' keyword;
wenzelm
parents: 27380
diff changeset
   804
* Antiquotation @{lemma} now imitates a regular terminal proof,
27392
wenzelm
parents: 27391
diff changeset
   805
demanding keyword 'by' and supporting the full method expression
27519
59b54d80d2ae slightly improved @{lemma} (both for latex and ML);
wenzelm
parents: 27485
diff changeset
   806
syntax just like the Isar command 'by'.
27381
19ae7064f00f @{lemma}: 'by' keyword;
wenzelm
parents: 27380
diff changeset
   807
19ae7064f00f @{lemma}: 'by' keyword;
wenzelm
parents: 27380
diff changeset
   808
27104
791607529f6d rep_datatype command now takes list of constructors as input arguments
haftmann
parents: 27067
diff changeset
   809
*** HOL ***
791607529f6d rep_datatype command now takes list of constructors as input arguments
haftmann
parents: 27067
diff changeset
   810
30845
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
   811
* Integrated main parts of former image HOL-Complex with HOL.  Entry
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
   812
points Main and Complex_Main remain as before.
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
   813
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
   814
* Logic image HOL-Plain provides a minimal HOL with the most important
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
   815
tools available (inductive, datatype, primrec, ...).  This facilitates
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
   816
experimentation and tool development.  Note that user applications
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
   817
(and library theories) should never refer to anything below theory
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
   818
Main, as before.
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
   819
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
   820
* Logic image HOL-Main stops at theory Main, and thus facilitates
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
   821
experimentation due to shorter build times.
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
   822
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
   823
* Logic image HOL-NSA contains theories of nonstandard analysis which
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
   824
were previously part of former HOL-Complex.  Entry point Hyperreal
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
   825
remains valid, but theories formerly using Complex_Main should now use
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
   826
new entry point Hypercomplex.
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
   827
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
   828
* Generic ATP manager for Sledgehammer, based on ML threads instead of
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
   829
Posix processes.  Avoids potentially expensive forking of the ML
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
   830
process.  New thread-based implementation also works on non-Unix
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
   831
platforms (Cygwin).  Provers are no longer hardwired, but defined
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
   832
within the theory via plain ML wrapper functions.  Basic Sledgehammer
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
   833
commands are covered in the isar-ref manual.
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
   834
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
   835
* Wrapper scripts for remote SystemOnTPTP service allows to use
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
   836
sledgehammer without local ATP installation (Vampire etc.). Other
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
   837
provers may be included via suitable ML wrappers, see also
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
   838
src/HOL/ATP_Linkup.thy.
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
   839
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
   840
* ATP selection (E/Vampire/Spass) is now via Proof General's settings
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
   841
menu.
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
   842
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
   843
* The metis method no longer fails because the theorem is too trivial
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
   844
(contains the empty clause).
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
   845
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
   846
* The metis method now fails in the usual manner, rather than raising
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
   847
an exception, if it determines that it cannot prove the theorem.
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
   848
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
   849
* Method "coherent" implements a prover for coherent logic (see also
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
   850
src/Tools/coherent.ML).
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
   851
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
   852
* Constants "undefined" and "default" replace "arbitrary".  Usually
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
   853
"undefined" is the right choice to replace "arbitrary", though
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
   854
logically there is no difference.  INCOMPATIBILITY.
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
   855
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
   856
* Command "value" now integrates different evaluation mechanisms.  The
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
   857
result of the first successful evaluation mechanism is printed.  In
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
   858
square brackets a particular named evaluation mechanisms may be
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
   859
specified (currently, [SML], [code] or [nbe]).  See further
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
   860
src/HOL/ex/Eval_Examples.thy.
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
   861
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
   862
* Normalization by evaluation now allows non-leftlinear equations.
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
   863
Declare with attribute [code nbe].
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
   864
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
   865
* Methods "case_tac" and "induct_tac" now refer to the very same rules
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
   866
as the structured Isar versions "cases" and "induct", cf. the
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
   867
corresponding "cases" and "induct" attributes.  Mutual induction rules
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
   868
are now presented as a list of individual projections
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
   869
(e.g. foo_bar.inducts for types foo and bar); the old format with
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
   870
explicit HOL conjunction is no longer supported.  INCOMPATIBILITY, in
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
   871
rare situations a different rule is selected --- notably nested tuple
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
   872
elimination instead of former prod.exhaust: use explicit (case_tac t
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
   873
rule: prod.exhaust) here.
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
   874
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
   875
* Attributes "cases", "induct", "coinduct" support "del" option.
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
   876
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
   877
* Removed fact "case_split_thm", which duplicates "case_split".
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
   878
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
   879
* The option datatype has been moved to a new theory Option.  Renamed
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
   880
option_map to Option.map, and o2s to Option.set, INCOMPATIBILITY.
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
   881
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
   882
* New predicate "strict_mono" classifies strict functions on partial
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
   883
orders.  With strict functions on linear orders, reasoning about
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
   884
(in)equalities is facilitated by theorems "strict_mono_eq",
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
   885
"strict_mono_less_eq" and "strict_mono_less".
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
   886
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
   887
* Some set operations are now proper qualified constants with
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
   888
authentic syntax.  INCOMPATIBILITY:
30304
d8e4cd2ac2a1 set operations Int, Un, INTER, UNION, Inter, Union, empty, UNIV are now proper qualified constants with authentic syntax
haftmann
parents: 30085
diff changeset
   889
d8e4cd2ac2a1 set operations Int, Un, INTER, UNION, Inter, Union, empty, UNIV are now proper qualified constants with authentic syntax
haftmann
parents: 30085
diff changeset
   890
    op Int ~>   Set.Int
d8e4cd2ac2a1 set operations Int, Un, INTER, UNION, Inter, Union, empty, UNIV are now proper qualified constants with authentic syntax
haftmann
parents: 30085
diff changeset
   891
    op Un ~>    Set.Un
d8e4cd2ac2a1 set operations Int, Un, INTER, UNION, Inter, Union, empty, UNIV are now proper qualified constants with authentic syntax
haftmann
parents: 30085
diff changeset
   892
    INTER ~>    Set.INTER
d8e4cd2ac2a1 set operations Int, Un, INTER, UNION, Inter, Union, empty, UNIV are now proper qualified constants with authentic syntax
haftmann
parents: 30085
diff changeset
   893
    UNION ~>    Set.UNION
d8e4cd2ac2a1 set operations Int, Un, INTER, UNION, Inter, Union, empty, UNIV are now proper qualified constants with authentic syntax
haftmann
parents: 30085
diff changeset
   894
    Inter ~>    Set.Inter
d8e4cd2ac2a1 set operations Int, Un, INTER, UNION, Inter, Union, empty, UNIV are now proper qualified constants with authentic syntax
haftmann
parents: 30085
diff changeset
   895
    Union ~>    Set.Union
d8e4cd2ac2a1 set operations Int, Un, INTER, UNION, Inter, Union, empty, UNIV are now proper qualified constants with authentic syntax
haftmann
parents: 30085
diff changeset
   896
    {} ~>       Set.empty
d8e4cd2ac2a1 set operations Int, Un, INTER, UNION, Inter, Union, empty, UNIV are now proper qualified constants with authentic syntax
haftmann
parents: 30085
diff changeset
   897
    UNIV ~>     Set.UNIV
d8e4cd2ac2a1 set operations Int, Un, INTER, UNION, Inter, Union, empty, UNIV are now proper qualified constants with authentic syntax
haftmann
parents: 30085
diff changeset
   898
30845
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
   899
* Class complete_lattice with operations Inf, Sup, INFI, SUPR now in
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
   900
theory Set.
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
   901
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
   902
* Auxiliary class "itself" has disappeared -- classes without any
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
   903
parameter are treated as expected by the 'class' command.
29797
08ef36ed2f8a handling type classes without parameters
haftmann
parents: 29788
diff changeset
   904
29823
0ab754d13ccd session Reflecion renamed to Decision_Procs, moved Dense_Linear_Order there
haftmann
parents: 29810
diff changeset
   905
* Leibnitz's Series for Pi and the arcus tangens and logarithm series.
0ab754d13ccd session Reflecion renamed to Decision_Procs, moved Dense_Linear_Order there
haftmann
parents: 29810
diff changeset
   906
30845
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
   907
* Common decision procedures (Cooper, MIR, Ferrack, Approximation,
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
   908
Dense_Linear_Order) are now in directory HOL/Decision_Procs.
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
   909
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
   910
* Theory src/HOL/Decision_Procs/Approximation provides the new proof
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
   911
method "approximation".  It proves formulas on real values by using
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
   912
interval arithmetic.  In the formulas are also the transcendental
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
   913
functions sin, cos, tan, atan, ln, exp and the constant pi are
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
   914
allowed. For examples see
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
   915
src/HOL/Descision_Procs/ex/Approximation_Ex.thy.
29823
0ab754d13ccd session Reflecion renamed to Decision_Procs, moved Dense_Linear_Order there
haftmann
parents: 29810
diff changeset
   916
0ab754d13ccd session Reflecion renamed to Decision_Procs, moved Dense_Linear_Order there
haftmann
parents: 29810
diff changeset
   917
* Theory "Reflection" now resides in HOL/Library.
29650
cc3958d31b1d Reflection.thy now in HOL/Library
haftmann
parents: 29628
diff changeset
   918
30845
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
   919
* Entry point to Word library now simply named "Word".
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
   920
INCOMPATIBILITY.
29628
d9294387ab0e entry point for Word library now named Word
haftmann
parents: 29616
diff changeset
   921
29197
6d4cb27ed19c adapted HOL source structure to distribution layout
haftmann
parents: 29182
diff changeset
   922
* Made source layout more coherent with logical distribution
6d4cb27ed19c adapted HOL source structure to distribution layout
haftmann
parents: 29182
diff changeset
   923
structure:
28952
15a4b2cf8c34 made repository layout more coherent with logical distribution structure; stripped some $Id$s
haftmann
parents: 28915
diff changeset
   924
15a4b2cf8c34 made repository layout more coherent with logical distribution structure; stripped some $Id$s
haftmann
parents: 28915
diff changeset
   925
    src/HOL/Library/RType.thy ~> src/HOL/Typerep.thy
15a4b2cf8c34 made repository layout more coherent with logical distribution structure; stripped some $Id$s
haftmann
parents: 28915
diff changeset
   926
    src/HOL/Library/Code_Message.thy ~> src/HOL/
15a4b2cf8c34 made repository layout more coherent with logical distribution structure; stripped some $Id$s
haftmann
parents: 28915
diff changeset
   927
    src/HOL/Library/GCD.thy ~> src/HOL/
15a4b2cf8c34 made repository layout more coherent with logical distribution structure; stripped some $Id$s
haftmann
parents: 28915
diff changeset
   928
    src/HOL/Library/Order_Relation.thy ~> src/HOL/
15a4b2cf8c34 made repository layout more coherent with logical distribution structure; stripped some $Id$s
haftmann
parents: 28915
diff changeset
   929
    src/HOL/Library/Parity.thy ~> src/HOL/
15a4b2cf8c34 made repository layout more coherent with logical distribution structure; stripped some $Id$s
haftmann
parents: 28915
diff changeset
   930
    src/HOL/Library/Univ_Poly.thy ~> src/HOL/
30176
78610979b3c6 add news for HOLCF; fixed some typos and inaccuracies
huffman
parents: 30163
diff changeset
   931
    src/HOL/Real/ContNotDenum.thy ~> src/HOL/Library/
28952
15a4b2cf8c34 made repository layout more coherent with logical distribution structure; stripped some $Id$s
haftmann
parents: 28915
diff changeset
   932
    src/HOL/Real/Lubs.thy ~> src/HOL/
15a4b2cf8c34 made repository layout more coherent with logical distribution structure; stripped some $Id$s
haftmann
parents: 28915
diff changeset
   933
    src/HOL/Real/PReal.thy ~> src/HOL/
15a4b2cf8c34 made repository layout more coherent with logical distribution structure; stripped some $Id$s
haftmann
parents: 28915
diff changeset
   934
    src/HOL/Real/Rational.thy ~> src/HOL/
15a4b2cf8c34 made repository layout more coherent with logical distribution structure; stripped some $Id$s
haftmann
parents: 28915
diff changeset
   935
    src/HOL/Real/RComplete.thy ~> src/HOL/
15a4b2cf8c34 made repository layout more coherent with logical distribution structure; stripped some $Id$s
haftmann
parents: 28915
diff changeset
   936
    src/HOL/Real/RealDef.thy ~> src/HOL/
15a4b2cf8c34 made repository layout more coherent with logical distribution structure; stripped some $Id$s
haftmann
parents: 28915
diff changeset
   937
    src/HOL/Real/RealPow.thy ~> src/HOL/
15a4b2cf8c34 made repository layout more coherent with logical distribution structure; stripped some $Id$s
haftmann
parents: 28915
diff changeset
   938
    src/HOL/Real/Real.thy ~> src/HOL/
15a4b2cf8c34 made repository layout more coherent with logical distribution structure; stripped some $Id$s
haftmann
parents: 28915
diff changeset
   939
    src/HOL/Complex/Complex_Main.thy ~> src/HOL/
15a4b2cf8c34 made repository layout more coherent with logical distribution structure; stripped some $Id$s
haftmann
parents: 28915
diff changeset
   940
    src/HOL/Complex/Complex.thy ~> src/HOL/
30176
78610979b3c6 add news for HOLCF; fixed some typos and inaccuracies
huffman
parents: 30163
diff changeset
   941
    src/HOL/Complex/FrechetDeriv.thy ~> src/HOL/Library/
78610979b3c6 add news for HOLCF; fixed some typos and inaccuracies
huffman
parents: 30163
diff changeset
   942
    src/HOL/Complex/Fundamental_Theorem_Algebra.thy ~> src/HOL/Library/
28952
15a4b2cf8c34 made repository layout more coherent with logical distribution structure; stripped some $Id$s
haftmann
parents: 28915
diff changeset
   943
    src/HOL/Hyperreal/Deriv.thy ~> src/HOL/
15a4b2cf8c34 made repository layout more coherent with logical distribution structure; stripped some $Id$s
haftmann
parents: 28915
diff changeset
   944
    src/HOL/Hyperreal/Fact.thy ~> src/HOL/
15a4b2cf8c34 made repository layout more coherent with logical distribution structure; stripped some $Id$s
haftmann
parents: 28915
diff changeset
   945
    src/HOL/Hyperreal/Integration.thy ~> src/HOL/
15a4b2cf8c34 made repository layout more coherent with logical distribution structure; stripped some $Id$s
haftmann
parents: 28915
diff changeset
   946
    src/HOL/Hyperreal/Lim.thy ~> src/HOL/
15a4b2cf8c34 made repository layout more coherent with logical distribution structure; stripped some $Id$s
haftmann
parents: 28915
diff changeset
   947
    src/HOL/Hyperreal/Ln.thy ~> src/HOL/
15a4b2cf8c34 made repository layout more coherent with logical distribution structure; stripped some $Id$s
haftmann
parents: 28915
diff changeset
   948
    src/HOL/Hyperreal/Log.thy ~> src/HOL/
15a4b2cf8c34 made repository layout more coherent with logical distribution structure; stripped some $Id$s
haftmann
parents: 28915
diff changeset
   949
    src/HOL/Hyperreal/MacLaurin.thy ~> src/HOL/
15a4b2cf8c34 made repository layout more coherent with logical distribution structure; stripped some $Id$s
haftmann
parents: 28915
diff changeset
   950
    src/HOL/Hyperreal/NthRoot.thy ~> src/HOL/
15a4b2cf8c34 made repository layout more coherent with logical distribution structure; stripped some $Id$s
haftmann
parents: 28915
diff changeset
   951
    src/HOL/Hyperreal/Series.thy ~> src/HOL/
29197
6d4cb27ed19c adapted HOL source structure to distribution layout
haftmann
parents: 29182
diff changeset
   952
    src/HOL/Hyperreal/SEQ.thy ~> src/HOL/
28952
15a4b2cf8c34 made repository layout more coherent with logical distribution structure; stripped some $Id$s
haftmann
parents: 28915
diff changeset
   953
    src/HOL/Hyperreal/Taylor.thy ~> src/HOL/
15a4b2cf8c34 made repository layout more coherent with logical distribution structure; stripped some $Id$s
haftmann
parents: 28915
diff changeset
   954
    src/HOL/Hyperreal/Transcendental.thy ~> src/HOL/
15a4b2cf8c34 made repository layout more coherent with logical distribution structure; stripped some $Id$s
haftmann
parents: 28915
diff changeset
   955
    src/HOL/Real/Float ~> src/HOL/Library/
29197
6d4cb27ed19c adapted HOL source structure to distribution layout
haftmann
parents: 29182
diff changeset
   956
    src/HOL/Real/HahnBanach ~> src/HOL/HahnBanach
6d4cb27ed19c adapted HOL source structure to distribution layout
haftmann
parents: 29182
diff changeset
   957
    src/HOL/Real/RealVector.thy ~> src/HOL/
28952
15a4b2cf8c34 made repository layout more coherent with logical distribution structure; stripped some $Id$s
haftmann
parents: 28915
diff changeset
   958
15a4b2cf8c34 made repository layout more coherent with logical distribution structure; stripped some $Id$s
haftmann
parents: 28915
diff changeset
   959
    src/HOL/arith_data.ML ~> src/HOL/Tools
15a4b2cf8c34 made repository layout more coherent with logical distribution structure; stripped some $Id$s
haftmann
parents: 28915
diff changeset
   960
    src/HOL/hologic.ML ~> src/HOL/Tools
15a4b2cf8c34 made repository layout more coherent with logical distribution structure; stripped some $Id$s
haftmann
parents: 28915
diff changeset
   961
    src/HOL/simpdata.ML ~> src/HOL/Tools
15a4b2cf8c34 made repository layout more coherent with logical distribution structure; stripped some $Id$s
haftmann
parents: 28915
diff changeset
   962
    src/HOL/int_arith1.ML ~> src/HOL/Tools/int_arith.ML
15a4b2cf8c34 made repository layout more coherent with logical distribution structure; stripped some $Id$s
haftmann
parents: 28915
diff changeset
   963
    src/HOL/int_factor_simprocs.ML ~> src/HOL/Tools
15a4b2cf8c34 made repository layout more coherent with logical distribution structure; stripped some $Id$s
haftmann
parents: 28915
diff changeset
   964
    src/HOL/nat_simprocs.ML ~> src/HOL/Tools
15a4b2cf8c34 made repository layout more coherent with logical distribution structure; stripped some $Id$s
haftmann
parents: 28915
diff changeset
   965
    src/HOL/Real/float_arith.ML ~> src/HOL/Tools
15a4b2cf8c34 made repository layout more coherent with logical distribution structure; stripped some $Id$s
haftmann
parents: 28915
diff changeset
   966
    src/HOL/Real/float_syntax.ML ~> src/HOL/Tools
15a4b2cf8c34 made repository layout more coherent with logical distribution structure; stripped some $Id$s
haftmann
parents: 28915
diff changeset
   967
    src/HOL/Real/rat_arith.ML ~> src/HOL/Tools
15a4b2cf8c34 made repository layout more coherent with logical distribution structure; stripped some $Id$s
haftmann
parents: 28915
diff changeset
   968
    src/HOL/Real/real_arith.ML ~> src/HOL/Tools
15a4b2cf8c34 made repository layout more coherent with logical distribution structure; stripped some $Id$s
haftmann
parents: 28915
diff changeset
   969
29398
89813bbf0f3e NEWS and CONTRIBUTORS
haftmann
parents: 29253
diff changeset
   970
    src/HOL/Library/Array.thy ~> src/HOL/Imperative_HOL
89813bbf0f3e NEWS and CONTRIBUTORS
haftmann
parents: 29253
diff changeset
   971
    src/HOL/Library/Heap_Monad.thy ~> src/HOL/Imperative_HOL
89813bbf0f3e NEWS and CONTRIBUTORS
haftmann
parents: 29253
diff changeset
   972
    src/HOL/Library/Heap.thy ~> src/HOL/Imperative_HOL
89813bbf0f3e NEWS and CONTRIBUTORS
haftmann
parents: 29253
diff changeset
   973
    src/HOL/Library/Imperative_HOL.thy ~> src/HOL/Imperative_HOL
89813bbf0f3e NEWS and CONTRIBUTORS
haftmann
parents: 29253
diff changeset
   974
    src/HOL/Library/Ref.thy ~> src/HOL/Imperative_HOL
89813bbf0f3e NEWS and CONTRIBUTORS
haftmann
parents: 29253
diff changeset
   975
    src/HOL/Library/Relational.thy ~> src/HOL/Imperative_HOL
89813bbf0f3e NEWS and CONTRIBUTORS
haftmann
parents: 29253
diff changeset
   976
30845
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
   977
* If methods "eval" and "evaluation" encounter a structured proof
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
   978
state with !!/==>, only the conclusion is evaluated to True (if
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
   979
possible), avoiding strange error messages.
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
   980
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
   981
* Method "sizechange" automates termination proofs using (a
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
   982
modification of) the size-change principle.  Requires SAT solver.  See
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
   983
src/HOL/ex/Termination.thy for examples.
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
   984
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
   985
* Simplifier: simproc for let expressions now unfolds if bound
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
   986
variable occurs at most once in let expression body.  INCOMPATIBILITY.
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
   987
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
   988
* Method "arith": Linear arithmetic now ignores all inequalities when
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
   989
fast_arith_neq_limit is exceeded, instead of giving up entirely.
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
   990
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
   991
* New attribute "arith" for facts that should always be used
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
   992
automatically by arithmetic. It is intended to be used locally in
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
   993
proofs, e.g.
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
   994
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
   995
  assumes [arith]: "x > 0"
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
   996
30706
e20227b5e6a3 NEWS: [arith]
nipkow
parents: 30609
diff changeset
   997
Global usage is discouraged because of possible performance impact.
e20227b5e6a3 NEWS: [arith]
nipkow
parents: 30609
diff changeset
   998
30845
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
   999
* New classes "top" and "bot" with corresponding operations "top" and
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
  1000
"bot" in theory Orderings; instantiation of class "complete_lattice"
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
  1001
requires instantiation of classes "top" and "bot".  INCOMPATIBILITY.
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
  1002
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
  1003
* Changed definition lemma "less_fun_def" in order to provide an
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
  1004
instance for preorders on functions; use lemma "less_le" instead.
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
  1005
INCOMPATIBILITY.
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
  1006
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
  1007
* Theory Orderings: class "wellorder" moved here, with explicit
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
  1008
induction rule "less_induct" as assumption.  For instantiation of
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
  1009
"wellorder" by means of predicate "wf", use rule wf_wellorderI.
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
  1010
INCOMPATIBILITY.
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
  1011
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
  1012
* Theory Orderings: added class "preorder" as superclass of "order".
27793
29ad1d91a5a3 tuned formatting;
wenzelm
parents: 27761
diff changeset
  1013
INCOMPATIBILITY: Instantiation proofs for order, linorder
29ad1d91a5a3 tuned formatting;
wenzelm
parents: 27761
diff changeset
  1014
etc. slightly changed.  Some theorems named order_class.* now named
29ad1d91a5a3 tuned formatting;
wenzelm
parents: 27761
diff changeset
  1015
preorder_class.*.
29ad1d91a5a3 tuned formatting;
wenzelm
parents: 27761
diff changeset
  1016
30845
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
  1017
* Theory Relation: renamed "refl" to "refl_on", "reflexive" to "refl,
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
  1018
"diag" to "Id_on".
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
  1019
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
  1020
* Theory Finite_Set: added a new fold combinator of type
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
  1021
28855
5d21a3e7303c *** empty log message ***
nipkow
parents: 28741
diff changeset
  1022
  ('a => 'b => 'b) => 'b => 'a set => 'b
30845
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
  1023
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
  1024
Occasionally this is more convenient than the old fold combinator
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
  1025
which is now defined in terms of the new one and renamed to
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
  1026
fold_image.
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
  1027
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
  1028
* Theories Ring_and_Field and OrderedGroup: The lemmas "group_simps"
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
  1029
and "ring_simps" have been replaced by "algebra_simps" (which can be
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
  1030
extended with further lemmas!).  At the moment both still exist but
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
  1031
the former will disappear at some point.
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
  1032
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
  1033
* Theory Power: Lemma power_Suc is now declared as a simp rule in
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
  1034
class recpower.  Type-specific simp rules for various recpower types
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
  1035
have been removed.  INCOMPATIBILITY, rename old lemmas as follows:
30273
ecd6f0ca62ea declare power_Suc [simp]; remove redundant type-specific versions of power_Suc
huffman
parents: 30250
diff changeset
  1036
ecd6f0ca62ea declare power_Suc [simp]; remove redundant type-specific versions of power_Suc
huffman
parents: 30250
diff changeset
  1037
rat_power_0    -> power_0
ecd6f0ca62ea declare power_Suc [simp]; remove redundant type-specific versions of power_Suc
huffman
parents: 30250
diff changeset
  1038
rat_power_Suc  -> power_Suc
ecd6f0ca62ea declare power_Suc [simp]; remove redundant type-specific versions of power_Suc
huffman
parents: 30250
diff changeset
  1039
realpow_0      -> power_0
ecd6f0ca62ea declare power_Suc [simp]; remove redundant type-specific versions of power_Suc
huffman
parents: 30250
diff changeset
  1040
realpow_Suc    -> power_Suc
ecd6f0ca62ea declare power_Suc [simp]; remove redundant type-specific versions of power_Suc
huffman
parents: 30250
diff changeset
  1041
complexpow_0   -> power_0
ecd6f0ca62ea declare power_Suc [simp]; remove redundant type-specific versions of power_Suc
huffman
parents: 30250
diff changeset
  1042
complexpow_Suc -> power_Suc
ecd6f0ca62ea declare power_Suc [simp]; remove redundant type-specific versions of power_Suc
huffman
parents: 30250
diff changeset
  1043
power_poly_0   -> power_0
ecd6f0ca62ea declare power_Suc [simp]; remove redundant type-specific versions of power_Suc
huffman
parents: 30250
diff changeset
  1044
power_poly_Suc -> power_Suc
ecd6f0ca62ea declare power_Suc [simp]; remove redundant type-specific versions of power_Suc
huffman
parents: 30250
diff changeset
  1045
30845
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
  1046
* Theories Ring_and_Field and Divides: Definition of "op dvd" has been
27793
29ad1d91a5a3 tuned formatting;
wenzelm
parents: 27761
diff changeset
  1047
moved to separate class dvd in Ring_and_Field; a couple of lemmas on
29ad1d91a5a3 tuned formatting;
wenzelm
parents: 27761
diff changeset
  1048
dvd has been generalized to class comm_semiring_1.  Likewise a bunch
29ad1d91a5a3 tuned formatting;
wenzelm
parents: 27761
diff changeset
  1049
of lemmas from Divides has been generalized from nat to class
29ad1d91a5a3 tuned formatting;
wenzelm
parents: 27761
diff changeset
  1050
semiring_div.  INCOMPATIBILITY.  This involves the following theorem
29ad1d91a5a3 tuned formatting;
wenzelm
parents: 27761
diff changeset
  1051
renames resulting from duplicate elimination:
27651
16a26996c30e moved op dvd to theory Ring_and_Field; generalized a couple of lemmas
haftmann
parents: 27599
diff changeset
  1052
16a26996c30e moved op dvd to theory Ring_and_Field; generalized a couple of lemmas
haftmann
parents: 27599
diff changeset
  1053
    dvd_def_mod ~>          dvd_eq_mod_eq_0
16a26996c30e moved op dvd to theory Ring_and_Field; generalized a couple of lemmas
haftmann
parents: 27599
diff changeset
  1054
    zero_dvd_iff ~>         dvd_0_left_iff
28559
55c003a5600a tuned default rules of (dvd)
haftmann
parents: 28522
diff changeset
  1055
    dvd_0 ~>                dvd_0_right
27651
16a26996c30e moved op dvd to theory Ring_and_Field; generalized a couple of lemmas
haftmann
parents: 27599
diff changeset
  1056
    DIVISION_BY_ZERO_DIV ~> div_by_0
16a26996c30e moved op dvd to theory Ring_and_Field; generalized a couple of lemmas
haftmann
parents: 27599
diff changeset
  1057
    DIVISION_BY_ZERO_MOD ~> mod_by_0
16a26996c30e moved op dvd to theory Ring_and_Field; generalized a couple of lemmas
haftmann
parents: 27599
diff changeset
  1058
    mult_div ~>             div_mult_self2_is_id
16a26996c30e moved op dvd to theory Ring_and_Field; generalized a couple of lemmas
haftmann
parents: 27599
diff changeset
  1059
    mult_mod ~>             mod_mult_self2_is_0
16a26996c30e moved op dvd to theory Ring_and_Field; generalized a couple of lemmas
haftmann
parents: 27599
diff changeset
  1060
30845
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
  1061
* Theory IntDiv: removed many lemmas that are instances of class-based
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
  1062
generalizations (from Divides and Ring_and_Field).  INCOMPATIBILITY,
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
  1063
rename old lemmas as follows:
30044
nipkow
parents: 29883
diff changeset
  1064
nipkow
parents: 29883
diff changeset
  1065
dvd_diff               -> nat_dvd_diff
nipkow
parents: 29883
diff changeset
  1066
dvd_zminus_iff         -> dvd_minus_iff
30224
79136ce06bdb removed and renamed redundant lemmas
nipkow
parents: 30200
diff changeset
  1067
mod_add1_eq            -> mod_add_eq
79136ce06bdb removed and renamed redundant lemmas
nipkow
parents: 30200
diff changeset
  1068
mod_mult1_eq           -> mod_mult_right_eq
79136ce06bdb removed and renamed redundant lemmas
nipkow
parents: 30200
diff changeset
  1069
mod_mult1_eq'          -> mod_mult_left_eq
79136ce06bdb removed and renamed redundant lemmas
nipkow
parents: 30200
diff changeset
  1070
mod_mult_distrib_mod   -> mod_mult_eq
30044
nipkow
parents: 29883
diff changeset
  1071
nat_mod_add_left_eq    -> mod_add_left_eq
nipkow
parents: 29883
diff changeset
  1072
nat_mod_add_right_eq   -> mod_add_right_eq
nipkow
parents: 29883
diff changeset
  1073
nat_mod_div_trivial    -> mod_div_trivial
nipkow
parents: 29883
diff changeset
  1074
nat_mod_mod_trivial    -> mod_mod_trivial
nipkow
parents: 29883
diff changeset
  1075
zdiv_zadd_self1        -> div_add_self1
nipkow
parents: 29883
diff changeset
  1076
zdiv_zadd_self2        -> div_add_self2
30181
05629f28f0f7 removed redundant lemmas
nipkow
parents: 30176
diff changeset
  1077
zdiv_zmult_self1       -> div_mult_self2_is_id
30044
nipkow
parents: 29883
diff changeset
  1078
zdiv_zmult_self2       -> div_mult_self1_is_id
nipkow
parents: 29883
diff changeset
  1079
zdvd_triv_left         -> dvd_triv_left
nipkow
parents: 29883
diff changeset
  1080
zdvd_triv_right        -> dvd_triv_right
nipkow
parents: 29883
diff changeset
  1081
zdvd_zmult_cancel_disj -> dvd_mult_cancel_left
30085
nipkow
parents: 30044
diff changeset
  1082
zmod_eq0_zdvd_iff      -> dvd_eq_mod_eq_0[symmetric]
30044
nipkow
parents: 29883
diff changeset
  1083
zmod_zadd_left_eq      -> mod_add_left_eq
nipkow
parents: 29883
diff changeset
  1084
zmod_zadd_right_eq     -> mod_add_right_eq
nipkow
parents: 29883
diff changeset
  1085
zmod_zadd_self1        -> mod_add_self1
nipkow
parents: 29883
diff changeset
  1086
zmod_zadd_self2        -> mod_add_self2
30224
79136ce06bdb removed and renamed redundant lemmas
nipkow
parents: 30200
diff changeset
  1087
zmod_zadd1_eq          -> mod_add_eq
30044
nipkow
parents: 29883
diff changeset
  1088
zmod_zdiff1_eq         -> mod_diff_eq
nipkow
parents: 29883
diff changeset
  1089
zmod_zdvd_zmod         -> mod_mod_cancel
nipkow
parents: 29883
diff changeset
  1090
zmod_zmod_cancel       -> mod_mod_cancel
nipkow
parents: 29883
diff changeset
  1091
zmod_zmult_self1       -> mod_mult_self2_is_0
nipkow
parents: 29883
diff changeset
  1092
zmod_zmult_self2       -> mod_mult_self1_is_0
nipkow
parents: 29883
diff changeset
  1093
zmod_1                 -> mod_by_1
nipkow
parents: 29883
diff changeset
  1094
zdiv_1                 -> div_by_1
nipkow
parents: 29883
diff changeset
  1095
zdvd_abs1              -> abs_dvd_iff
nipkow
parents: 29883
diff changeset
  1096
zdvd_abs2              -> dvd_abs_iff
nipkow
parents: 29883
diff changeset
  1097
zdvd_refl              -> dvd_refl
nipkow
parents: 29883
diff changeset
  1098
zdvd_trans             -> dvd_trans
nipkow
parents: 29883
diff changeset
  1099
zdvd_zadd              -> dvd_add
nipkow
parents: 29883
diff changeset
  1100
zdvd_zdiff             -> dvd_diff
nipkow
parents: 29883
diff changeset
  1101
zdvd_zminus_iff        -> dvd_minus_iff
nipkow
parents: 29883
diff changeset
  1102
zdvd_zminus2_iff       -> minus_dvd_iff
nipkow
parents: 29883
diff changeset
  1103
zdvd_zmultD            -> dvd_mult_right
nipkow
parents: 29883
diff changeset
  1104
zdvd_zmultD2           -> dvd_mult_left
nipkow
parents: 29883
diff changeset
  1105
zdvd_zmult_mono        -> mult_dvd_mono
nipkow
parents: 29883
diff changeset
  1106
zdvd_0_right           -> dvd_0_right
nipkow
parents: 29883
diff changeset
  1107
zdvd_0_left            -> dvd_0_left_iff
nipkow
parents: 29883
diff changeset
  1108
zdvd_1_left            -> one_dvd
nipkow
parents: 29883
diff changeset
  1109
zminus_dvd_iff         -> minus_dvd_iff
nipkow
parents: 29883
diff changeset
  1110
30845
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
  1111
* Theory Rational: 'Fract k 0' now equals '0'.  INCOMPATIBILITY.
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
  1112
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
  1113
* The real numbers offer decimal input syntax: 12.34 is translated
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
  1114
into 1234/10^2. This translation is not reversed upon output.
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
  1115
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
  1116
* Theory Library/Polynomial defines an abstract type 'a poly of
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
  1117
univariate polynomials with coefficients of type 'a.  In addition to
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
  1118
the standard ring operations, it also supports div and mod.  Code
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
  1119
generation is also supported, using list-style constructors.
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
  1120
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
  1121
* Theory Library/Inner_Product defines a class of real_inner for real
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
  1122
inner product spaces, with an overloaded operation inner :: 'a => 'a
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
  1123
=> real.  Class real_inner is a subclass of real_normed_vector from
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
  1124
theory RealVector.
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
  1125
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
  1126
* Theory Library/Product_Vector provides instances for the product
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
  1127
type 'a * 'b of several classes from RealVector and Inner_Product.
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
  1128
Definitions of addition, subtraction, scalar multiplication, norms,
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
  1129
and inner products are included.
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
  1130
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
  1131
* Theory Library/Bit defines the field "bit" of integers modulo 2.  In
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
  1132
addition to the field operations, numerals and case syntax are also
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
  1133
supported.
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
  1134
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
  1135
* Theory Library/Diagonalize provides constructive version of Cantor's
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
  1136
first diagonalization argument.
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
  1137
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
  1138
* Theory Library/GCD: Curried operations gcd, lcm (for nat) and zgcd,
27599
ca23ef50c178 added command 'linear_undo';
wenzelm
parents: 27556
diff changeset
  1139
zlcm (for int); carried together from various gcd/lcm developements in
30845
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
  1140
the HOL Distribution.  Constants zgcd and zlcm replace former igcd and
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
  1141
ilcm; corresponding theorems renamed accordingly.  INCOMPATIBILITY,
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
  1142
may recover tupled syntax as follows:
27556
292098f2efdf unified curried gcd, lcm, zgcd, zlcm
haftmann
parents: 27551
diff changeset
  1143
292098f2efdf unified curried gcd, lcm, zgcd, zlcm
haftmann
parents: 27551
diff changeset
  1144
    hide (open) const gcd
292098f2efdf unified curried gcd, lcm, zgcd, zlcm
haftmann
parents: 27551
diff changeset
  1145
    abbreviation gcd where
292098f2efdf unified curried gcd, lcm, zgcd, zlcm
haftmann
parents: 27551
diff changeset
  1146
      "gcd == (%(a, b). GCD.gcd a b)"
292098f2efdf unified curried gcd, lcm, zgcd, zlcm
haftmann
parents: 27551
diff changeset
  1147
    notation (output)
292098f2efdf unified curried gcd, lcm, zgcd, zlcm
haftmann
parents: 27551
diff changeset
  1148
      GCD.gcd ("gcd '(_, _')")
292098f2efdf unified curried gcd, lcm, zgcd, zlcm
haftmann
parents: 27551
diff changeset
  1149
30845
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
  1150
The same works for lcm, zgcd, zlcm.
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
  1151
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
  1152
* Theory Library/Nat_Infinity: added addition, numeral syntax and more
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
  1153
instantiations for algebraic structures.  Removed some duplicate
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
  1154
theorems.  Changes in simp rules.  INCOMPATIBILITY.
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
  1155
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
  1156
* ML antiquotation @{code} takes a constant as argument and generates
27651
16a26996c30e moved op dvd to theory Ring_and_Field; generalized a couple of lemmas
haftmann
parents: 27599
diff changeset
  1157
corresponding code in background and inserts name of the corresponding
16a26996c30e moved op dvd to theory Ring_and_Field; generalized a couple of lemmas
haftmann
parents: 27599
diff changeset
  1158
resulting ML value/function/datatype constructor binding in place.
16a26996c30e moved op dvd to theory Ring_and_Field; generalized a couple of lemmas
haftmann
parents: 27599
diff changeset
  1159
All occurrences of @{code} with a single ML block are generated
16a26996c30e moved op dvd to theory Ring_and_Field; generalized a couple of lemmas
haftmann
parents: 27599
diff changeset
  1160
simultaneously.  Provides a generic and safe interface for
30845
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
  1161
instrumentalizing code generation.  See
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
  1162
src/HOL/Decision_Procs/Ferrack.thy for a more ambitious application.
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
  1163
In future you ought to refrain from ad-hoc compiling generated SML
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
  1164
code on the ML toplevel.  Note that (for technical reasons) @{code}
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
  1165
cannot refer to constants for which user-defined serializations are
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
  1166
set.  Refer to the corresponding ML counterpart directly in that
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
  1167
cases.
27122
63d92a5e3784 proper news header;
wenzelm
parents: 27104
diff changeset
  1168
63d92a5e3784 proper news header;
wenzelm
parents: 27104
diff changeset
  1169
* Command 'rep_datatype': instead of theorem names the command now
63d92a5e3784 proper news header;
wenzelm
parents: 27104
diff changeset
  1170
takes a list of terms denoting the constructors of the type to be
63d92a5e3784 proper news header;
wenzelm
parents: 27104
diff changeset
  1171
represented as datatype.  The characteristic theorems have to be
63d92a5e3784 proper news header;
wenzelm
parents: 27104
diff changeset
  1172
proven.  INCOMPATIBILITY.  Also observe that the following theorems
63d92a5e3784 proper news header;
wenzelm
parents: 27104
diff changeset
  1173
have disappeared in favour of existing ones:
63d92a5e3784 proper news header;
wenzelm
parents: 27104
diff changeset
  1174
27104
791607529f6d rep_datatype command now takes list of constructors as input arguments
haftmann
parents: 27067
diff changeset
  1175
    unit_induct                 ~> unit.induct
791607529f6d rep_datatype command now takes list of constructors as input arguments
haftmann
parents: 27067
diff changeset
  1176
    prod_induct                 ~> prod.induct
791607529f6d rep_datatype command now takes list of constructors as input arguments
haftmann
parents: 27067
diff changeset
  1177
    sum_induct                  ~> sum.induct
791607529f6d rep_datatype command now takes list of constructors as input arguments
haftmann
parents: 27067
diff changeset
  1178
    Suc_Suc_eq                  ~> nat.inject
791607529f6d rep_datatype command now takes list of constructors as input arguments
haftmann
parents: 27067
diff changeset
  1179
    Suc_not_Zero Zero_not_Suc   ~> nat.distinct
791607529f6d rep_datatype command now takes list of constructors as input arguments
haftmann
parents: 27067
diff changeset
  1180
791607529f6d rep_datatype command now takes list of constructors as input arguments
haftmann
parents: 27067
diff changeset
  1181
27696
15b65db66751 Unit_inv_l, Unit_inv_r made [simp];
ballarin
parents: 27681
diff changeset
  1182
*** HOL-Algebra ***
15b65db66751 Unit_inv_l, Unit_inv_r made [simp];
ballarin
parents: 27681
diff changeset
  1183
27713
95b36bfe7fc4 New locales for orders and lattices where the equivalence relation is not restricted to equality.
ballarin
parents: 27704
diff changeset
  1184
* New locales for orders and lattices where the equivalence relation
30106
351fc2f8493d tuned NEWS;
wenzelm
parents: 30085
diff changeset
  1185
is not restricted to equality.  INCOMPATIBILITY: all order and lattice
351fc2f8493d tuned NEWS;
wenzelm
parents: 30085
diff changeset
  1186
locales use a record structure with field eq for the equivalence.
27713
95b36bfe7fc4 New locales for orders and lattices where the equivalence relation is not restricted to equality.
ballarin
parents: 27704
diff changeset
  1187
95b36bfe7fc4 New locales for orders and lattices where the equivalence relation is not restricted to equality.
ballarin
parents: 27704
diff changeset
  1188
* New theory of factorial domains.
95b36bfe7fc4 New locales for orders and lattices where the equivalence relation is not restricted to equality.
ballarin
parents: 27704
diff changeset
  1189
30845
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
  1190
* Units_l_inv and Units_r_inv are now simp rules by default.
27696
15b65db66751 Unit_inv_l, Unit_inv_r made [simp];
ballarin
parents: 27681
diff changeset
  1191
INCOMPATIBILITY.  Simplifier proof that require deletion of l_inv
15b65db66751 Unit_inv_l, Unit_inv_r made [simp];
ballarin
parents: 27681
diff changeset
  1192
and/or r_inv will now also require deletion of these lemmas.
15b65db66751 Unit_inv_l, Unit_inv_r made [simp];
ballarin
parents: 27681
diff changeset
  1193
30845
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
  1194
* Renamed the following theorems, INCOMPATIBILITY:
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
  1195
27696
15b65db66751 Unit_inv_l, Unit_inv_r made [simp];
ballarin
parents: 27681
diff changeset
  1196
UpperD ~> Upper_memD
15b65db66751 Unit_inv_l, Unit_inv_r made [simp];
ballarin
parents: 27681
diff changeset
  1197
LowerD ~> Lower_memD
15b65db66751 Unit_inv_l, Unit_inv_r made [simp];
ballarin
parents: 27681
diff changeset
  1198
least_carrier ~> least_closed
15b65db66751 Unit_inv_l, Unit_inv_r made [simp];
ballarin
parents: 27681
diff changeset
  1199
greatest_carrier ~> greatest_closed
15b65db66751 Unit_inv_l, Unit_inv_r made [simp];
ballarin
parents: 27681
diff changeset
  1200
greatest_Lower_above ~> greatest_Lower_below
27717
21bbd410ba04 Generalised polynomial lemmas from cring to ring.
ballarin
parents: 27713
diff changeset
  1201
one_zero ~> carrier_one_zero
21bbd410ba04 Generalised polynomial lemmas from cring to ring.
ballarin
parents: 27713
diff changeset
  1202
one_not_zero ~> carrier_one_not_zero  (collision with assumption)
27696
15b65db66751 Unit_inv_l, Unit_inv_r made [simp];
ballarin
parents: 27681
diff changeset
  1203
27793
29ad1d91a5a3 tuned formatting;
wenzelm
parents: 27761
diff changeset
  1204
30849
0e5ec6d2c1d9 some HOL-Nominal news;
wenzelm
parents: 30847
diff changeset
  1205
*** HOL-Nominal ***
0e5ec6d2c1d9 some HOL-Nominal news;
wenzelm
parents: 30847
diff changeset
  1206
30855
c22436e6d350 some more HOL-Nominal news;
wenzelm
parents: 30849
diff changeset
  1207
* Nominal datatypes can now contain type-variables.
c22436e6d350 some more HOL-Nominal news;
wenzelm
parents: 30849
diff changeset
  1208
c22436e6d350 some more HOL-Nominal news;
wenzelm
parents: 30849
diff changeset
  1209
* Commands 'nominal_inductive' and 'equivariance' work with local
c22436e6d350 some more HOL-Nominal news;
wenzelm
parents: 30849
diff changeset
  1210
theory targets.
c22436e6d350 some more HOL-Nominal news;
wenzelm
parents: 30849
diff changeset
  1211
c22436e6d350 some more HOL-Nominal news;
wenzelm
parents: 30849
diff changeset
  1212
* Nominal primrec can now works with local theory targets and its
c22436e6d350 some more HOL-Nominal news;
wenzelm
parents: 30849
diff changeset
  1213
specification syntax now conforms to the general format as seen in
c22436e6d350 some more HOL-Nominal news;
wenzelm
parents: 30849
diff changeset
  1214
'inductive' etc.
c22436e6d350 some more HOL-Nominal news;
wenzelm
parents: 30849
diff changeset
  1215
c22436e6d350 some more HOL-Nominal news;
wenzelm
parents: 30849
diff changeset
  1216
* Method "perm_simp" honours the standard simplifier attributes
c22436e6d350 some more HOL-Nominal news;
wenzelm
parents: 30849
diff changeset
  1217
(no_asm), (no_asm_use) etc.
c22436e6d350 some more HOL-Nominal news;
wenzelm
parents: 30849
diff changeset
  1218
c22436e6d350 some more HOL-Nominal news;
wenzelm
parents: 30849
diff changeset
  1219
* The new predicate #* is defined like freshness, except that on the
c22436e6d350 some more HOL-Nominal news;
wenzelm
parents: 30849
diff changeset
  1220
left hand side can be a set or list of atoms.
c22436e6d350 some more HOL-Nominal news;
wenzelm
parents: 30849
diff changeset
  1221
c22436e6d350 some more HOL-Nominal news;
wenzelm
parents: 30849
diff changeset
  1222
* Experimental command 'nominal_inductive2' derives strong induction
c22436e6d350 some more HOL-Nominal news;
wenzelm
parents: 30849
diff changeset
  1223
principles for inductive definitions.  In contrast to
c22436e6d350 some more HOL-Nominal news;
wenzelm
parents: 30849
diff changeset
  1224
'nominal_inductive', which can only deal with a fixed number of
c22436e6d350 some more HOL-Nominal news;
wenzelm
parents: 30849
diff changeset
  1225
binders, it can deal with arbitrary expressions standing for sets of
c22436e6d350 some more HOL-Nominal news;
wenzelm
parents: 30849
diff changeset
  1226
atoms to be avoided.  The only inductive definition we have at the
c22436e6d350 some more HOL-Nominal news;
wenzelm
parents: 30849
diff changeset
  1227
moment that needs this generalisation is the typing rule for Lets in
c22436e6d350 some more HOL-Nominal news;
wenzelm
parents: 30849
diff changeset
  1228
the algorithm W:
c22436e6d350 some more HOL-Nominal news;
wenzelm
parents: 30849
diff changeset
  1229
c22436e6d350 some more HOL-Nominal news;
wenzelm
parents: 30849
diff changeset
  1230
 Gamma |- t1 : T1   (x,close Gamma T1)::Gamma |- t2 : T2   x#Gamma
c22436e6d350 some more HOL-Nominal news;
wenzelm
parents: 30849
diff changeset
  1231
 -----------------------------------------------------------------
c22436e6d350 some more HOL-Nominal news;
wenzelm
parents: 30849
diff changeset
  1232
         Gamma |- Let x be t1 in t2 : T2
c22436e6d350 some more HOL-Nominal news;
wenzelm
parents: 30849
diff changeset
  1233
c22436e6d350 some more HOL-Nominal news;
wenzelm
parents: 30849
diff changeset
  1234
In this rule one wants to avoid all the binders that are introduced by
c22436e6d350 some more HOL-Nominal news;
wenzelm
parents: 30849
diff changeset
  1235
"close Gamma T1".  We are looking for other examples where this
c22436e6d350 some more HOL-Nominal news;
wenzelm
parents: 30849
diff changeset
  1236
feature might be useful.  Please let us know.
30849
0e5ec6d2c1d9 some HOL-Nominal news;
wenzelm
parents: 30847
diff changeset
  1237
0e5ec6d2c1d9 some HOL-Nominal news;
wenzelm
parents: 30847
diff changeset
  1238
30176
78610979b3c6 add news for HOLCF; fixed some typos and inaccuracies
huffman
parents: 30163
diff changeset
  1239
*** HOLCF ***
78610979b3c6 add news for HOLCF; fixed some typos and inaccuracies
huffman
parents: 30163
diff changeset
  1240
78610979b3c6 add news for HOLCF; fixed some typos and inaccuracies
huffman
parents: 30163
diff changeset
  1241
* Reimplemented the simplification procedure for proving continuity
78610979b3c6 add news for HOLCF; fixed some typos and inaccuracies
huffman
parents: 30163
diff changeset
  1242
subgoals.  The new simproc is extensible; users can declare additional
78610979b3c6 add news for HOLCF; fixed some typos and inaccuracies
huffman
parents: 30163
diff changeset
  1243
continuity introduction rules with the attribute [cont2cont].
78610979b3c6 add news for HOLCF; fixed some typos and inaccuracies
huffman
parents: 30163
diff changeset
  1244
78610979b3c6 add news for HOLCF; fixed some typos and inaccuracies
huffman
parents: 30163
diff changeset
  1245
* The continuity simproc now uses a different introduction rule for
78610979b3c6 add news for HOLCF; fixed some typos and inaccuracies
huffman
parents: 30163
diff changeset
  1246
solving continuity subgoals on terms with lambda abstractions.  In
78610979b3c6 add news for HOLCF; fixed some typos and inaccuracies
huffman
parents: 30163
diff changeset
  1247
some rare cases the new simproc may fail to solve subgoals that the
78610979b3c6 add news for HOLCF; fixed some typos and inaccuracies
huffman
parents: 30163
diff changeset
  1248
old one could solve, and "simp add: cont2cont_LAM" may be necessary.
78610979b3c6 add news for HOLCF; fixed some typos and inaccuracies
huffman
parents: 30163
diff changeset
  1249
Potential INCOMPATIBILITY.
78610979b3c6 add news for HOLCF; fixed some typos and inaccuracies
huffman
parents: 30163
diff changeset
  1250
30847
wenzelm
parents: 30845
diff changeset
  1251
* Command 'fixrec': specification syntax now conforms to the general
30855
c22436e6d350 some more HOL-Nominal news;
wenzelm
parents: 30849
diff changeset
  1252
format as seen in 'inductive' etc.  See src/HOLCF/ex/Fixrec_ex.thy for
c22436e6d350 some more HOL-Nominal news;
wenzelm
parents: 30849
diff changeset
  1253
examples.  INCOMPATIBILITY.
30845
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
  1254
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
  1255
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
  1256
*** ZF ***
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
  1257
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
  1258
* Proof of Zorn's Lemma for partial orders.
30176
78610979b3c6 add news for HOLCF; fixed some typos and inaccuracies
huffman
parents: 30163
diff changeset
  1259
78610979b3c6 add news for HOLCF; fixed some typos and inaccuracies
huffman
parents: 30163
diff changeset
  1260
27246
df85326af57c * Rules and tactics that read instantiations now demand a proper context;
wenzelm
parents: 27200
diff changeset
  1261
*** ML ***
28088
723735f2d73a * Name bindings in higher specification mechanisms;
wenzelm
parents: 28085
diff changeset
  1262
30845
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
  1263
* Multithreading for Poly/ML 5.1/5.2 is no longer supported, only for
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
  1264
Poly/ML 5.2.1 or later.  Important note: the TimeLimit facility
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
  1265
depends on multithreading, so timouts will not work before Poly/ML
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
  1266
5.2.1!
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
  1267
29161
9903e84a9c9c * Proofs of are run in parallel on multi-core systems;
wenzelm
parents: 29145
diff changeset
  1268
* High-level support for concurrent ML programming, see
9903e84a9c9c * Proofs of are run in parallel on multi-core systems;
wenzelm
parents: 29145
diff changeset
  1269
src/Pure/Cuncurrent.  The data-oriented model of "future values" is
9903e84a9c9c * Proofs of are run in parallel on multi-core systems;
wenzelm
parents: 29145
diff changeset
  1270
particularly convenient to organize independent functional
9903e84a9c9c * Proofs of are run in parallel on multi-core systems;
wenzelm
parents: 29145
diff changeset
  1271
computations.  The concept of "synchronized variables" provides a
9903e84a9c9c * Proofs of are run in parallel on multi-core systems;
wenzelm
parents: 29145
diff changeset
  1272
higher-order interface for components with shared state, avoiding the
30845
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
  1273
delicate details of mutexes and condition variables.  (Requires
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
  1274
Poly/ML 5.2.1 or later.)
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
  1275
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
  1276
* ML bindings produced via Isar commands are stored within the Isar
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
  1277
context (theory or proof).  Consequently, commands like 'use' and 'ML'
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
  1278
become thread-safe and work with undo as expected (concerning
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
  1279
top-level bindings, not side-effects on global references).
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
  1280
INCOMPATIBILITY, need to provide proper Isar context when invoking the
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
  1281
compiler at runtime; really global bindings need to be given outside a
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
  1282
theory.  (Requires Poly/ML 5.2 or later.)
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
  1283
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
  1284
* Command 'ML_prf' is analogous to 'ML' but works within a proof
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
  1285
context.  Top-level ML bindings are stored within the proof context in
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
  1286
a purely sequential fashion, disregarding the nested proof structure.
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
  1287
ML bindings introduced by 'ML_prf' are discarded at the end of the
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
  1288
proof.  (Requires Poly/ML 5.2 or later.)
29161
9903e84a9c9c * Proofs of are run in parallel on multi-core systems;
wenzelm
parents: 29145
diff changeset
  1289
30530
03c120763ea8 simplified attribute and method setup;
wenzelm
parents: 30461
diff changeset
  1290
* Simplified ML attribute and method setup, cf. functions Attrib.setup
30845
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
  1291
and Method.setup, as well as Isar commands 'attribute_setup' and
30547
4c2514625873 simplifief 'method_setup' command;
wenzelm
parents: 30539
diff changeset
  1292
'method_setup'.  INCOMPATIBILITY for 'method_setup', need to simplify
4c2514625873 simplifief 'method_setup' command;
wenzelm
parents: 30539
diff changeset
  1293
existing code accordingly, or use plain 'setup' together with old
4c2514625873 simplifief 'method_setup' command;
wenzelm
parents: 30539
diff changeset
  1294
Method.add_method.
30530
03c120763ea8 simplified attribute and method setup;
wenzelm
parents: 30461
diff changeset
  1295
28294
wenzelm
parents: 28290
diff changeset
  1296
* Simplified ML oracle interface Thm.add_oracle promotes 'a -> cterm
wenzelm
parents: 28290
diff changeset
  1297
to 'a -> thm, while results are always tagged with an authentic oracle
wenzelm
parents: 28290
diff changeset
  1298
name.  The Isar command 'oracle' is now polymorphic, no argument type
wenzelm
parents: 28290
diff changeset
  1299
is specified.  INCOMPATIBILITY, need to simplify existing oracle code
wenzelm
parents: 28290
diff changeset
  1300
accordingly.  Note that extra performance may be gained by producing
wenzelm
parents: 28290
diff changeset
  1301
the cterm carefully, avoiding slow Thm.cterm_of.
wenzelm
parents: 28290
diff changeset
  1302
30845
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
  1303
* Simplified interface for defining document antiquotations via
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
  1304
ThyOutput.antiquotation, ThyOutput.output, and optionally
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
  1305
ThyOutput.maybe_pretty_source.  INCOMPATIBILITY, need to simplify user
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
  1306
antiquotations accordingly, see src/Pure/Thy/thy_output.ML for common
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
  1307
examples.
28099
fb16a07d6580 * Generic Toplevel.add_hook interface allows to analyze the result of
wenzelm
parents: 28089
diff changeset
  1308
30395
f3103bd2b167 * More systematic treatment of long names, abstract name bindings, and name space operations.
wenzelm
parents: 30326
diff changeset
  1309
* More systematic treatment of long names, abstract name bindings, and
f3103bd2b167 * More systematic treatment of long names, abstract name bindings, and name space operations.
wenzelm
parents: 30326
diff changeset
  1310
name space operations.  Basic operations on qualified names have been
30399
wenzelm
parents: 30395
diff changeset
  1311
move from structure NameSpace to Long_Name, e.g. Long_Name.base_name,
30395
f3103bd2b167 * More systematic treatment of long names, abstract name bindings, and name space operations.
wenzelm
parents: 30326
diff changeset
  1312
Long_Name.append.  Old type bstring has been mostly replaced by
f3103bd2b167 * More systematic treatment of long names, abstract name bindings, and name space operations.
wenzelm
parents: 30326
diff changeset
  1313
abstract type binding (see structure Binding), which supports precise
30845
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
  1314
qualification by packages and local theory targets, as well as proper
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
  1315
tracking of source positions.  INCOMPATIBILITY, need to wrap old
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
  1316
bstring values into Binding.name, or better pass through abstract
30399
wenzelm
parents: 30395
diff changeset
  1317
bindings everywhere.  See further src/Pure/General/long_name.ML,
30395
f3103bd2b167 * More systematic treatment of long names, abstract name bindings, and name space operations.
wenzelm
parents: 30326
diff changeset
  1318
src/Pure/General/binding.ML and src/Pure/General/name_space.ML
f3103bd2b167 * More systematic treatment of long names, abstract name bindings, and name space operations.
wenzelm
parents: 30326
diff changeset
  1319
28089
66ae1926482a * Result facts now refer to the *full* internal name;
wenzelm
parents: 28088
diff changeset
  1320
* Result facts (from PureThy.note_thms, ProofContext.note_thms,
66ae1926482a * Result facts now refer to the *full* internal name;
wenzelm
parents: 28088
diff changeset
  1321
LocalTheory.note etc.) now refer to the *full* internal name, not the
66ae1926482a * Result facts now refer to the *full* internal name;
wenzelm
parents: 28088
diff changeset
  1322
bstring as before.  INCOMPATIBILITY, not detected by ML type-checking!
66ae1926482a * Result facts now refer to the *full* internal name;
wenzelm
parents: 28088
diff changeset
  1323
27287
3b0d7a417a8b disposed Sign.read_typ etc;
wenzelm
parents: 27269
diff changeset
  1324
* Disposed old type and term read functions (Sign.read_def_typ,
3b0d7a417a8b disposed Sign.read_typ etc;
wenzelm
parents: 27269
diff changeset
  1325
Sign.read_typ, Sign.read_def_terms, Sign.read_term,
3b0d7a417a8b disposed Sign.read_typ etc;
wenzelm
parents: 27269
diff changeset
  1326
Thm.read_def_cterms, Thm.read_cterm etc.).  INCOMPATIBILITY, should
3b0d7a417a8b disposed Sign.read_typ etc;
wenzelm
parents: 27269
diff changeset
  1327
use regular Syntax.read_typ, Syntax.read_term, Syntax.read_typ_global,
27269
1e9c05cddc64 * Disposed old term read functions;
wenzelm
parents: 27246
diff changeset
  1328
Syntax.read_term_global etc.; see also OldGoals.read_term as last
1e9c05cddc64 * Disposed old term read functions;
wenzelm
parents: 27246
diff changeset
  1329
resort for legacy applications.
1e9c05cddc64 * Disposed old term read functions;
wenzelm
parents: 27246
diff changeset
  1330
30609
983e8b6e4e69 Disposed old declarations, tactics, tactic combinators that refer to the simpset or claset of an implicit theory;
wenzelm
parents: 30577
diff changeset
  1331
* Disposed old declarations, tactics, tactic combinators that refer to
983e8b6e4e69 Disposed old declarations, tactics, tactic combinators that refer to the simpset or claset of an implicit theory;
wenzelm
parents: 30577
diff changeset
  1332
the simpset or claset of an implicit theory (such as Addsimps,
983e8b6e4e69 Disposed old declarations, tactics, tactic combinators that refer to the simpset or claset of an implicit theory;
wenzelm
parents: 30577
diff changeset
  1333
Simp_tac, SIMPSET).  INCOMPATIBILITY, should use @{simpset} etc. in
983e8b6e4e69 Disposed old declarations, tactics, tactic combinators that refer to the simpset or claset of an implicit theory;
wenzelm
parents: 30577
diff changeset
  1334
embedded ML text, or local_simpset_of with a proper context passed as
983e8b6e4e69 Disposed old declarations, tactics, tactic combinators that refer to the simpset or claset of an implicit theory;
wenzelm
parents: 30577
diff changeset
  1335
explicit runtime argument.
983e8b6e4e69 Disposed old declarations, tactics, tactic combinators that refer to the simpset or claset of an implicit theory;
wenzelm
parents: 30577
diff changeset
  1336
30845
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
  1337
* Rules and tactics that read instantiations (read_instantiate,
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
  1338
res_inst_tac, thin_tac, subgoal_tac etc.) now demand a proper proof
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
  1339
context, which is required for parsing and type-checking.  Moreover,
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
  1340
the variables are specified as plain indexnames, not string encodings
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
  1341
thereof.  INCOMPATIBILITY.
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
  1342
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
  1343
* Generic Toplevel.add_hook interface allows to analyze the result of
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
  1344
transactions.  E.g. see src/Pure/ProofGeneral/proof_general_pgip.ML
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
  1345
for theorem dependency output of transactions resulting in a new
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
  1346
theory state.
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
  1347
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
  1348
* ML antiquotations: block-structured compilation context indicated by
27391
6c4649134fd6 additional ML antiquotations;
wenzelm
parents: 27381
diff changeset
  1349
\<lbrace> ... \<rbrace>; additional antiquotation forms:
6c4649134fd6 additional ML antiquotations;
wenzelm
parents: 27381
diff changeset
  1350
30845
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
  1351
  @{binding name}                         - basic name binding
27519
59b54d80d2ae slightly improved @{lemma} (both for latex and ML);
wenzelm
parents: 27485
diff changeset
  1352
  @{let ?pat = term}                      - term abbreviation (HO matching)
59b54d80d2ae slightly improved @{lemma} (both for latex and ML);
wenzelm
parents: 27485
diff changeset
  1353
  @{note name = fact}                     - fact abbreviation
59b54d80d2ae slightly improved @{lemma} (both for latex and ML);
wenzelm
parents: 27485
diff changeset
  1354
  @{thm fact}                             - singleton fact (with attributes)
59b54d80d2ae slightly improved @{lemma} (both for latex and ML);
wenzelm
parents: 27485
diff changeset
  1355
  @{thms fact}                            - general fact (with attributes)
59b54d80d2ae slightly improved @{lemma} (both for latex and ML);
wenzelm
parents: 27485
diff changeset
  1356
  @{lemma prop by method}                 - singleton goal
59b54d80d2ae slightly improved @{lemma} (both for latex and ML);
wenzelm
parents: 27485
diff changeset
  1357
  @{lemma prop by meth1 meth2}            - singleton goal
59b54d80d2ae slightly improved @{lemma} (both for latex and ML);
wenzelm
parents: 27485
diff changeset
  1358
  @{lemma prop1 ... propN by method}      - general goal
59b54d80d2ae slightly improved @{lemma} (both for latex and ML);
wenzelm
parents: 27485
diff changeset
  1359
  @{lemma prop1 ... propN by meth1 meth2} - general goal
59b54d80d2ae slightly improved @{lemma} (both for latex and ML);
wenzelm
parents: 27485
diff changeset
  1360
  @{lemma (open) ...}                     - open derivation
27380
ca505e7b7591 ML: improved antiquotations;
wenzelm
parents: 27324
diff changeset
  1361
27246
df85326af57c * Rules and tactics that read instantiations now demand a proper context;
wenzelm
parents: 27200
diff changeset
  1362
27979
58415a0de327 * Isabelle/lib/classes/Pure.jar;
wenzelm
parents: 27823
diff changeset
  1363
*** System ***
58415a0de327 * Isabelle/lib/classes/Pure.jar;
wenzelm
parents: 27823
diff changeset
  1364
28248
b2869ebcf8e3 separate emacs tool for Proof General / Emacs;
wenzelm
parents: 28233
diff changeset
  1365
* The Isabelle "emacs" tool provides a specific interface to invoke
b2869ebcf8e3 separate emacs tool for Proof General / Emacs;
wenzelm
parents: 28233
diff changeset
  1366
Proof General / Emacs, with more explicit failure if that is not
b2869ebcf8e3 separate emacs tool for Proof General / Emacs;
wenzelm
parents: 28233
diff changeset
  1367
installed (the old isabelle-interface script silently falls back on
b2869ebcf8e3 separate emacs tool for Proof General / Emacs;
wenzelm
parents: 28233
diff changeset
  1368
isabelle-process).  The PROOFGENERAL_HOME setting determines the
b2869ebcf8e3 separate emacs tool for Proof General / Emacs;
wenzelm
parents: 28233
diff changeset
  1369
installation location of the Proof General distribution.
b2869ebcf8e3 separate emacs tool for Proof General / Emacs;
wenzelm
parents: 28233
diff changeset
  1370
27979
58415a0de327 * Isabelle/lib/classes/Pure.jar;
wenzelm
parents: 27823
diff changeset
  1371
* Isabelle/lib/classes/Pure.jar provides basic support to integrate
58415a0de327 * Isabelle/lib/classes/Pure.jar;
wenzelm
parents: 27823
diff changeset
  1372
the Isabelle process into a JVM/Scala application.  See
58415a0de327 * Isabelle/lib/classes/Pure.jar;
wenzelm
parents: 27823
diff changeset
  1373
Isabelle/lib/jedit/plugin for a minimal example.  (The obsolete Java
58415a0de327 * Isabelle/lib/classes/Pure.jar;
wenzelm
parents: 27823
diff changeset
  1374
process wrapper has been discontinued.)
58415a0de327 * Isabelle/lib/classes/Pure.jar;
wenzelm
parents: 27823
diff changeset
  1375
30845
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
  1376
* Added homegrown Isabelle font with unicode layout, see lib/fonts.
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
  1377
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
  1378
* Various status messages (with exact source position information) are
27979
58415a0de327 * Isabelle/lib/classes/Pure.jar;
wenzelm
parents: 27823
diff changeset
  1379
emitted, if proper markup print mode is enabled.  This allows
58415a0de327 * Isabelle/lib/classes/Pure.jar;
wenzelm
parents: 27823
diff changeset
  1380
user-interface components to provide detailed feedback on internal
58415a0de327 * Isabelle/lib/classes/Pure.jar;
wenzelm
parents: 27823
diff changeset
  1381
prover operations.
58415a0de327 * Isabelle/lib/classes/Pure.jar;
wenzelm
parents: 27823
diff changeset
  1382
58415a0de327 * Isabelle/lib/classes/Pure.jar;
wenzelm
parents: 27823
diff changeset
  1383
27143
574a09bcdb02 tuned spacing;
wenzelm
parents: 27141
diff changeset
  1384
27008
9e39f5403db7 misc tuning for Isabelle2008;
wenzelm
parents: 26964
diff changeset
  1385
New in Isabelle2008 (June 2008)
9e39f5403db7 misc tuning for Isabelle2008;
wenzelm
parents: 26964
diff changeset
  1386
-------------------------------
25464
0ca80ce89001 moved new NEWS from Isabelle2007 to this Isabelle version'';
wenzelm
parents: 25459
diff changeset
  1387
25522
26851f8bdf14 \<chi> is now considered a letter;
wenzelm
parents: 25510
diff changeset
  1388
*** General ***
26851f8bdf14 \<chi> is now considered a letter;
wenzelm
parents: 25510
diff changeset
  1389
27061
a057cb0d7d55 reorganized isar-ref;
wenzelm
parents: 27008
diff changeset
  1390
* The Isabelle/Isar Reference Manual (isar-ref) has been reorganized
a057cb0d7d55 reorganized isar-ref;
wenzelm
parents: 27008
diff changeset
  1391
and updated, with formally checked references as hyperlinks.
a057cb0d7d55 reorganized isar-ref;
wenzelm
parents: 27008
diff changeset
  1392
25994
d35484265f46 use_thy: do not set implicit ML context anymore;
wenzelm
parents: 25971
diff changeset
  1393
* Theory loader: use_thy (and similar operations) no longer set the
d35484265f46 use_thy: do not set implicit ML context anymore;
wenzelm
parents: 25971
diff changeset
  1394
implicit ML context, which was occasionally hard to predict and in
d35484265f46 use_thy: do not set implicit ML context anymore;
wenzelm
parents: 25971
diff changeset
  1395
conflict with concurrency.  INCOMPATIBILITY, use ML within Isar which
d35484265f46 use_thy: do not set implicit ML context anymore;
wenzelm
parents: 25971
diff changeset
  1396
provides a proper context already.
d35484265f46 use_thy: do not set implicit ML context anymore;
wenzelm
parents: 25971
diff changeset
  1397
26323
73efc70edeef theory loader: discontinued *attached* ML scripts;
wenzelm
parents: 2631