NEWS
author wenzelm
Fri, 03 Sep 2010 23:54:48 +0200
changeset 39128 93a7365fb4ee
parent 39126 ee117c5b3b75
child 39134 917b4b6ba3d2
child 39150 c4ff5fd8db99
permissions -rw-r--r--
turned eta_contract into proper configuration option;
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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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* Explicit treatment of UTF8 sequences as Isabelle symbols, such that
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a Unicode character is treated as a single symbol, not a sequence of
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non-ASCII bytes as before.  Since Isabelle/ML string literals may
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contain symbols without further backslash escapes, Unicode can now be
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used here as well.  Recall that Symbol.explode in ML provides a
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consistent view on symbols, while raw explode (or String.explode)
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merely give a byte-oriented representation.
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* Theory loading: only the master source file is looked-up in the
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implicit load path, all other files are addressed relatively to its
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directory.  Minor INCOMPATIBILITY, subtle change in semantics.
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* Special treatment of ML file names has been discontinued.
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Historically, optional extensions .ML or .sml were added on demand --
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at the cost of clarity of file dependencies.  Recall that Isabelle/ML
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files exclusively use the .ML extension.  Minor INCOMPATIBILTY.
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* Various options that affect pretty printing etc. are now properly
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handled within the context via configuration options, instead of
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unsynchronized references.  There are both ML Config.T entities and
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Isar declaration attributes to access these.
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  ML (Config.T)                 Isar (attribute)
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  eta_contract                  eta_contract
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  show_question_marks           show_question_marks
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  show_consts                   show_consts
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ee117c5b3b75 configuration options Syntax.ambiguity_enabled (inverse of former Syntax.ambiguity_is_error), Syntax.ambiguity_level (with Isar attribute "syntax_ambiguity_level"), Syntax.ambiguity_limit;
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  Syntax.ambiguity_level        syntax_ambiguity_level
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ee117c5b3b75 configuration options Syntax.ambiguity_enabled (inverse of former Syntax.ambiguity_is_error), Syntax.ambiguity_level (with Isar attribute "syntax_ambiguity_level"), Syntax.ambiguity_limit;
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  Goal_Display.goals_limit      goals_limit
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  Goal_Display.show_main_goal   show_main_goal
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  Thy_Output.display            thy_output_display
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  Thy_Output.quotes             thy_output_quotes
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  Thy_Output.indent             thy_output_indent
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  Thy_Output.source             thy_output_source
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  Thy_Output.break              thy_output_break
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f45d332a90e3 pretty_goals: turned some global references and function arguments into configuration options (goals_limit = 10, goals_total = true, show_main_goal = false) depending on the context;
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Note that corresponding "..._default" references in ML may be only
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changed globally at the ROOT session setup, but *not* within a theory.
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*** Pure ***
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2c1913d1b945 Documentation of 'interpret' updated.
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* Interpretation command 'interpret' accepts a list of equations like
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'interpretation' does.
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2c1913d1b945 Documentation of 'interpret' updated.
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* Diagnostic command 'print_interps' prints interpretations in proofs
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in addition to interpretations in theories.
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* Discontinued obsolete 'global' and 'local' commands to manipulate
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the theory name space.  Rare INCOMPATIBILITY.  The ML functions
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Sign.root_path and Sign.local_path may be applied directly where this
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feature is still required for historical reasons.
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*** HOL ***
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* Renamed class eq and constant eq (for code generation) to class equal
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and constant equal, plus renaming of related facts and various tuning.
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INCOMPATIBILITY.
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* Scala (2.8 or higher) has been added to the target languages of
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the code generator.
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* Dropped type classes mult_mono and mult_mono1.  INCOMPATIBILITY.
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* Theory SetsAndFunctions has been split into Function_Algebras and Set_Algebras;
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canonical names for instance definitions for functions; various improvements.
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INCOMPATIBILITY.
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* Records: logical foundation type for records do not carry a '_type' suffix
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any longer.  INCOMPATIBILITY.
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* Code generation for records: more idiomatic representation of record types.
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Warning: records are not covered by ancient SML code generation any longer.
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INCOMPATIBILITY.  In cases of need, a suitable rep_datatype declaration
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helps to succeed then:
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  record 'a foo = ...
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  ...
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  rep_datatype foo_ext ...
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* Session Imperative_HOL: revamped, corrected dozens of inadequacies.
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INCOMPATIBILITY.
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* Quickcheck in locales considers interpretations of that locale for
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counter example search.
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* Theory Library/Monad_Syntax provides do-syntax for monad types.  Syntax
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in Library/State_Monad has been changed to avoid ambiguities.
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INCOMPATIBILITY.
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* Code generator: export_code without explicit file declaration prints
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to standard output.  INCOMPATIBILITY.
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* Abolished symbol type names:  "prod" and "sum" replace "*" and "+"
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respectively.  INCOMPATIBILITY.
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* Constant "split" has been merged with constant "prod_case";  names
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of ML functions, facts etc. involving split have been retained so far,
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though.  INCOMPATIBILITY.
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* Dropped old infix syntax "mem" for List.member;  use "in set"
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instead.  INCOMPATIBILITY.
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* Refactoring of code-generation specific operations in List.thy
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  constants
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    null ~> List.null
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  facts
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    mem_iff ~> member_def
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    null_empty ~> null_def
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INCOMPATIBILITY.  Note that these were not suppossed to be used
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regularly unless for striking reasons;  their main purpose was code
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generation.
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* Some previously unqualified names have been qualified:
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  types
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    bool ~> HOL.bool
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    nat ~> Nat.nat
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  constants
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    Trueprop ~> HOL.Trueprop
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    True ~> HOL.True
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    False ~> HOL.False
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    op & ~> HOL.conj
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    op | ~> HOL.disj
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    op --> ~> HOL.implies
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    op = ~> HOL.eq
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    Not ~> HOL.Not
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    The ~> HOL.The
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    All ~> HOL.All
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    Ex ~> HOL.Ex
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    Ex1 ~> HOL.Ex1
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    Let ~> HOL.Let
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    If ~> HOL.If
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    Ball ~> Set.Ball
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   151
    Bex ~> Set.Bex
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    Suc ~> Nat.Suc
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    Pair ~> Product_Type.Pair
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   154
    fst ~> Product_Type.fst
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    snd ~> Product_Type.snd
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   156
    curry ~> Product_Type.curry
37679
03217132b792 "prod" and "sum" replace "*" and "+" respectively; qualified constants Set.member and Set.Collect
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    op : ~> Set.member
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    Collect ~> Set.Collect
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   159
3581483cca6c qualified types "+" and nat; qualified constants Ball, Bex, Suc, curry; modernized some specifications
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INCOMPATIBILITY.
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   161
37411
c88c44156083 removed simplifier congruence rule of "prod_case"
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   162
* Removed simplifier congruence rule of "prod_case", as has for long
38524
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   163
been the case with "split".  INCOMPATIBILITY.
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   164
37423
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   165
* Datatype package: theorems generated for executable equality
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   166
(class eq) carry proper names and are treated as default code
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   167
equations.
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   168
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   169
* List.thy: use various operations from the Haskell prelude when
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   170
generating Haskell code.
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   171
38524
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* code_simp.ML and method code_simp: simplification with rules determined
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   173
by code generator.
37442
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   174
037ee7b712b2 added code_simp infrastructure
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   175
* code generator: do not print function definitions for case
037ee7b712b2 added code_simp infrastructure
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   176
combinators any longer.
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   177
37666
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   178
* Multivariate Analysis: Introduced a type class for euclidean space. Most
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   179
theorems are now stated in terms of euclidean spaces instead of finite
e31fd427c285 Updated NEWS
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   180
cartesian products.
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   181
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   182
  types
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   183
    real ^ 'n ~>  'a::real_vector
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   184
              ~>  'a::euclidean_space
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   185
              ~>  'a::ordered_euclidean_space
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   186
        (depends on your needs)
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   187
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   188
  constants
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   189
     _ $ _        ~> _ $$ _
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   190
     \<chi> x. _  ~> \<chi>\<chi> x. _
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   191
     CARD('n)     ~> DIM('a)
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   192
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   193
Also note that the indices are now natural numbers and not from some finite
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   194
type. Finite cartesian products of euclidean spaces, products of euclidean
e31fd427c285 Updated NEWS
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   195
spaces the real and complex numbers are instantiated to be euclidean_spaces.
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   196
e31fd427c285 Updated NEWS
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   197
INCOMPATIBILITY.
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   198
38656
d5d342611edb Rewrite the Probability theory.
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   199
* Probability: Introduced pinfreal as real numbers with infinity. Use pinfreal
d5d342611edb Rewrite the Probability theory.
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   200
as value for measures. Introduces Lebesgue Measure based on the integral in
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   201
Multivariate Analysis. Proved Radon Nikodym for arbitrary sigma finite measure
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spaces.
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   203
d5d342611edb Rewrite the Probability theory.
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   204
 INCOMPATIBILITY.
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   205
37735
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   206
* Inductive package: offers new command "inductive_simps" to automatically
38461
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   207
derive instantiated and simplified equations for inductive predicates,
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   208
similar to inductive_cases.
37735
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   209
39077
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   210
* "bij f" is now an abbreviation of "bij_betw f UNIV UNIV". surj_on is a
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   211
generalization of surj, and "surj f" is now a abbreviation of "surj_on f UNIV".
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   212
The theorems bij_def and surj_def are unchanged.
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38522
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*** FOL ***
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   215
de7984a7172b deglobalization
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   216
* All constant names are now qualified.  INCOMPATIBILITY.
de7984a7172b deglobalization
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   217
de7984a7172b deglobalization
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   218
de7984a7172b deglobalization
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*** ZF ***
de7984a7172b deglobalization
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   220
de7984a7172b deglobalization
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   221
* All constant names are now qualified.  INCOMPATIBILITY.
de7984a7172b deglobalization
haftmann
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   222
de7984a7172b deglobalization
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   223
37868
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*** ML ***
59eed00bfd8e ML antiquotations @{theory} and @{theory_ref} refer to the theory ancestry, not any accidental theory loader state;
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38980
af73cf0dc31f turned show_question_marks into proper configuration option;
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* Configuration option show_question_marks only affects regular pretty
af73cf0dc31f turned show_question_marks into proper configuration option;
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printing of types and terms, not raw Term.string_of_vname.
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af73cf0dc31f turned show_question_marks into proper configuration option;
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   229
* ML structure Unsynchronized never opened, not even in Isar
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   230
interaction mode as before.  Old Unsynchronized.set etc. have been
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   231
discontinued -- use plain := instead.  This should be *rare* anyway,
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since modern tools always work via official context data, notably
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configuration options.
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   234
37868
59eed00bfd8e ML antiquotations @{theory} and @{theory_ref} refer to the theory ancestry, not any accidental theory loader state;
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* ML antiquotations @{theory} and @{theory_ref} refer to named
59eed00bfd8e ML antiquotations @{theory} and @{theory_ref} refer to the theory ancestry, not any accidental theory loader state;
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theories from the ancestry of the current context, not any accidental
59eed00bfd8e ML antiquotations @{theory} and @{theory_ref} refer to the theory ancestry, not any accidental theory loader state;
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theory loader state as before.  Potential INCOMPATIBILITY, subtle
59eed00bfd8e ML antiquotations @{theory} and @{theory_ref} refer to the theory ancestry, not any accidental theory loader state;
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change in semantics.
59eed00bfd8e ML antiquotations @{theory} and @{theory_ref} refer to the theory ancestry, not any accidental theory loader state;
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59eed00bfd8e ML antiquotations @{theory} and @{theory_ref} refer to the theory ancestry, not any accidental theory loader state;
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38470
484e483eb606 discontinued support for Poly/ML 5.0 and 5.1 versions;
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*** System ***
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484e483eb606 discontinued support for Poly/ML 5.0 and 5.1 versions;
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* Discontinued support for Poly/ML 5.0 and 5.1 versions.
484e483eb606 discontinued support for Poly/ML 5.0 and 5.1 versions;
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484e483eb606 discontinued support for Poly/ML 5.0 and 5.1 versions;
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37868
59eed00bfd8e ML antiquotations @{theory} and @{theory_ref} refer to the theory ancestry, not any accidental theory loader state;
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   246
37144
fd6308b4df72 misc updates for release;
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   247
New in Isabelle2009-2 (June 2010)
fd6308b4df72 misc updates for release;
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---------------------------------
33993
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35260
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*** General ***
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35436
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* Authentic syntax for *all* logical entities (type classes, type
38b291bb4a98 authentic syntax for *all* logical entities;
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   253
constructors, term constants): provides simple and robust
38b291bb4a98 authentic syntax for *all* logical entities;
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   254
correspondence between formal entities and concrete syntax.  Within
38b291bb4a98 authentic syntax for *all* logical entities;
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   255
the parse tree / AST representations, "constants" are decorated by
38b291bb4a98 authentic syntax for *all* logical entities;
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   256
their category (class, type, const) and spelled out explicitly with
38b291bb4a98 authentic syntax for *all* logical entities;
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   257
their full internal name.
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   258
38b291bb4a98 authentic syntax for *all* logical entities;
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   259
Substantial INCOMPATIBILITY concerning low-level syntax declarations
38b291bb4a98 authentic syntax for *all* logical entities;
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   260
and translations (translation rules and translation functions in ML).
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   261
Some hints on upgrading:
35260
41e82c1b5586 NEWS: authentic syntax for *all* term constants;
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41e82c1b5586 NEWS: authentic syntax for *all* term constants;
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   263
  - Many existing uses of 'syntax' and 'translations' can be replaced
35436
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   264
    by more modern 'type_notation', 'notation' and 'abbreviation',
38b291bb4a98 authentic syntax for *all* logical entities;
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   265
    which are independent of this issue.
35260
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41e82c1b5586 NEWS: authentic syntax for *all* term constants;
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   267
  - 'translations' require markup within the AST; the term syntax
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   268
    provides the following special forms:
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   270
      CONST c   -- produces syntax version of constant c from context
35261
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      XCONST c  -- literally c, checked as constant from context
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   272
      c         -- literally c, if declared by 'syntax'
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   273
wenzelm
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   274
    Plain identifiers are treated as AST variables -- occasionally the
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   275
    system indicates accidental variables via the error "rhs contains
wenzelm
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   276
    extra variables".
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35436
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   278
    Type classes and type constructors are marked according to their
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   279
    concrete syntax.  Some old translations rules need to be written
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   280
    for the "type" category, using type constructor application
38b291bb4a98 authentic syntax for *all* logical entities;
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   281
    instead of pseudo-term application of the default category
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   282
    "logic".
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35260
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   284
  - 'parse_translation' etc. in ML may use the following
41e82c1b5586 NEWS: authentic syntax for *all* term constants;
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   285
    antiquotations:
41e82c1b5586 NEWS: authentic syntax for *all* term constants;
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   286
35436
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      @{class_syntax c}   -- type class c within parse tree / AST
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   288
      @{term_syntax c}    -- type constructor c within parse tree / AST
35260
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   289
      @{const_syntax c}   -- ML version of "CONST c" above
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   290
      @{syntax_const c}   -- literally c (checked wrt. 'syntax' declarations)
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35436
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   292
  - Literal types within 'typed_print_translations', i.e. those *not*
38b291bb4a98 authentic syntax for *all* logical entities;
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   293
    represented as pseudo-terms are represented verbatim.  Use @{class
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   294
    c} or @{type_name c} here instead of the above syntax
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    antiquotations.
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   296
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   297
Note that old non-authentic syntax was based on unqualified base
35436
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names, so all of the above "constant" names would coincide.  Recall
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   299
that 'print_syntax' and ML_command "set Syntax.trace_ast" help to
38b291bb4a98 authentic syntax for *all* logical entities;
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   300
diagnose syntax problems.
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35351
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* Type constructors admit general mixfix syntax, not just infix.
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36508
03d2a2d0ee4a allow concrete syntax for local entities within a proof body, either via regular mixfix annotations to 'fix' etc. or the separate 'write' command;
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   304
* Concrete syntax may be attached to local entities without a proof
03d2a2d0ee4a allow concrete syntax for local entities within a proof body, either via regular mixfix annotations to 'fix' etc. or the separate 'write' command;
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   305
body, too.  This works via regular mixfix annotations for 'fix',
03d2a2d0ee4a allow concrete syntax for local entities within a proof body, either via regular mixfix annotations to 'fix' etc. or the separate 'write' command;
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   306
'def', 'obtain' etc. or via the explicit 'write' command, which is
03d2a2d0ee4a allow concrete syntax for local entities within a proof body, either via regular mixfix annotations to 'fix' etc. or the separate 'write' command;
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similar to the 'notation' command in theory specifications.
03d2a2d0ee4a allow concrete syntax for local entities within a proof body, either via regular mixfix annotations to 'fix' etc. or the separate 'write' command;
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37351
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   309
* Discontinued unnamed infix syntax (legacy feature for many years) --
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   310
need to specify constant name and syntax separately.  Internal ML
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   311
datatype constructors have been renamed from InfixName to Infix etc.
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   312
Minor INCOMPATIBILITY.
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   313
f34699c3e98e more NEWS;
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diff changeset
   314
* Schematic theorem statements need to be explicitly markup as such,
f34699c3e98e more NEWS;
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diff changeset
   315
via commands 'schematic_lemma', 'schematic_theorem',
f34699c3e98e more NEWS;
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diff changeset
   316
'schematic_corollary'.  Thus the relevance of the proof is made
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   317
syntactically clear, which impacts performance in a parallel or
f34699c3e98e more NEWS;
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   318
asynchronous interactive environment.  Minor INCOMPATIBILITY.
f34699c3e98e more NEWS;
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diff changeset
   319
35613
9d3ff36ad4e1 eliminated Args.bang_facts (legacy feature);
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diff changeset
   320
* Use of cumulative prems via "!" in some proof methods has been
37351
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   321
discontinued (old legacy feature).
35613
9d3ff36ad4e1 eliminated Args.bang_facts (legacy feature);
wenzelm
parents: 35436
diff changeset
   322
35979
12bb31230550 replaced references 'trace_simp' and 'debug_simp' by configuration options stored in the context
boehmes
parents: 35845
diff changeset
   323
* References 'trace_simp' and 'debug_simp' have been replaced by
36857
59ed53700145 minor tuning;
wenzelm
parents: 36856
diff changeset
   324
configuration options stored in the context. Enabling tracing (the
59ed53700145 minor tuning;
wenzelm
parents: 36856
diff changeset
   325
case of debugging is similar) in proofs works via
59ed53700145 minor tuning;
wenzelm
parents: 36856
diff changeset
   326
59ed53700145 minor tuning;
wenzelm
parents: 36856
diff changeset
   327
  using [[trace_simp = true]]
59ed53700145 minor tuning;
wenzelm
parents: 36856
diff changeset
   328
59ed53700145 minor tuning;
wenzelm
parents: 36856
diff changeset
   329
Tracing is then active for all invocations of the simplifier in
59ed53700145 minor tuning;
wenzelm
parents: 36856
diff changeset
   330
subsequent goal refinement steps. Tracing may also still be enabled or
59ed53700145 minor tuning;
wenzelm
parents: 36856
diff changeset
   331
disabled via the ProofGeneral settings menu.
35979
12bb31230550 replaced references 'trace_simp' and 'debug_simp' by configuration options stored in the context
boehmes
parents: 35845
diff changeset
   332
36177
8e0770d2e499 separate commands 'hide_class', 'hide_type', 'hide_const', 'hide_fact';
wenzelm
parents: 36162
diff changeset
   333
* Separate commands 'hide_class', 'hide_type', 'hide_const',
8e0770d2e499 separate commands 'hide_class', 'hide_type', 'hide_const', 'hide_fact';
wenzelm
parents: 36162
diff changeset
   334
'hide_fact' replace the former 'hide' KIND command.  Minor
8e0770d2e499 separate commands 'hide_class', 'hide_type', 'hide_const', 'hide_fact';
wenzelm
parents: 36162
diff changeset
   335
INCOMPATIBILITY.
8e0770d2e499 separate commands 'hide_class', 'hide_type', 'hide_const', 'hide_fact';
wenzelm
parents: 36162
diff changeset
   336
37298
1f3ca94ccb84 improved parallelism of proof term normalization;
wenzelm
parents: 37273
diff changeset
   337
* Improved parallelism of proof term normalization: usedir -p2 -q0 is
1f3ca94ccb84 improved parallelism of proof term normalization;
wenzelm
parents: 37273
diff changeset
   338
more efficient than combinations with -q1 or -q2.
1f3ca94ccb84 improved parallelism of proof term normalization;
wenzelm
parents: 37273
diff changeset
   339
35260
41e82c1b5586 NEWS: authentic syntax for *all* term constants;
wenzelm
parents: 35130
diff changeset
   340
34170
254ac75e4c38 reduced code generator cache to the baremost minimum; corrected spelling
haftmann
parents: 34076
diff changeset
   341
*** Pure ***
254ac75e4c38 reduced code generator cache to the baremost minimum; corrected spelling
haftmann
parents: 34076
diff changeset
   342
37351
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   343
* Proofterms record type-class reasoning explicitly, using the
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   344
"unconstrain" operation internally.  This eliminates all sort
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   345
constraints from a theorem and proof, introducing explicit
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   346
OFCLASS-premises.  On the proof term level, this operation is
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   347
automatically applied at theorem boundaries, such that closed proofs
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   348
are always free of sort constraints.  INCOMPATIBILITY for tools that
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   349
inspect proof terms.
36147
b43b22f63665 theory RBT with abstract type of red-black trees backed by implementation RBT_Impl
haftmann
parents: 36096
diff changeset
   350
35765
09e238561460 local theory specifications handle hidden polymorphism implicitly;
wenzelm
parents: 35763
diff changeset
   351
* Local theory specifications may depend on extra type variables that
09e238561460 local theory specifications handle hidden polymorphism implicitly;
wenzelm
parents: 35763
diff changeset
   352
are not present in the result type -- arguments TYPE('a) :: 'a itself
09e238561460 local theory specifications handle hidden polymorphism implicitly;
wenzelm
parents: 35763
diff changeset
   353
are added internally.  For example:
09e238561460 local theory specifications handle hidden polymorphism implicitly;
wenzelm
parents: 35763
diff changeset
   354
09e238561460 local theory specifications handle hidden polymorphism implicitly;
wenzelm
parents: 35763
diff changeset
   355
  definition unitary :: bool where "unitary = (ALL (x::'a) y. x = y)"
09e238561460 local theory specifications handle hidden polymorphism implicitly;
wenzelm
parents: 35763
diff changeset
   356
37351
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   357
* Predicates of locales introduced by classes carry a mandatory
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   358
"class" prefix.  INCOMPATIBILITY.
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   359
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   360
* Vacuous class specifications observe default sort.  INCOMPATIBILITY.
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   361
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   362
* Old 'axclass' command has been discontinued.  INCOMPATIBILITY, use
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   363
'class' instead.
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   364
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   365
* Command 'code_reflect' allows to incorporate generated ML code into
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   366
runtime environment; replaces immature code_datatype antiquotation.
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   367
INCOMPATIBILITY.
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   368
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   369
* Code generator: simple concept for abstract datatypes obeying
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   370
invariants.
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   371
36857
59ed53700145 minor tuning;
wenzelm
parents: 36856
diff changeset
   372
* Code generator: details of internal data cache have no impact on the
59ed53700145 minor tuning;
wenzelm
parents: 36856
diff changeset
   373
user space functionality any longer.
59ed53700145 minor tuning;
wenzelm
parents: 36856
diff changeset
   374
37351
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   375
* Methods "unfold_locales" and "intro_locales" ignore non-locale
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   376
subgoals.  This is more appropriate for interpretations with 'where'.
36857
59ed53700145 minor tuning;
wenzelm
parents: 36856
diff changeset
   377
INCOMPATIBILITY.
34170
254ac75e4c38 reduced code generator cache to the baremost minimum; corrected spelling
haftmann
parents: 34076
diff changeset
   378
36356
5ab0f8859f9f command 'example_proof' opens an empty proof body;
wenzelm
parents: 36348
diff changeset
   379
* Command 'example_proof' opens an empty proof body.  This allows to
5ab0f8859f9f command 'example_proof' opens an empty proof body;
wenzelm
parents: 36348
diff changeset
   380
experiment with Isar, without producing any persistent result.
5ab0f8859f9f command 'example_proof' opens an empty proof body;
wenzelm
parents: 36348
diff changeset
   381
35413
4c7cba1f7ce9 added type_notation command;
wenzelm
parents: 35401
diff changeset
   382
* Commands 'type_notation' and 'no_type_notation' declare type syntax
4c7cba1f7ce9 added type_notation command;
wenzelm
parents: 35401
diff changeset
   383
within a local theory context, with explicit checking of the
4c7cba1f7ce9 added type_notation command;
wenzelm
parents: 35401
diff changeset
   384
constructors involved (in contrast to the raw 'syntax' versions).
4c7cba1f7ce9 added type_notation command;
wenzelm
parents: 35401
diff changeset
   385
36178
0e5c133b48b6 keep localized 'types' as regular non-old-style version -- 'type_abbrev' as 'type' just causes too many problems, e.g. clash with "type" in translations or "type:" argument syntax;
wenzelm
parents: 36177
diff changeset
   386
* Commands 'types' and 'typedecl' now work within a local theory
0e5c133b48b6 keep localized 'types' as regular non-old-style version -- 'type_abbrev' as 'type' just causes too many problems, e.g. clash with "type" in translations or "type:" argument syntax;
wenzelm
parents: 36177
diff changeset
   387
context -- without introducing dependencies on parameters or
0e5c133b48b6 keep localized 'types' as regular non-old-style version -- 'type_abbrev' as 'type' just causes too many problems, e.g. clash with "type" in translations or "type:" argument syntax;
wenzelm
parents: 36177
diff changeset
   388
assumptions, which is not possible in Isabelle/Pure.
35681
8b22a498b034 localized typedecl;
wenzelm
parents: 35613
diff changeset
   389
36857
59ed53700145 minor tuning;
wenzelm
parents: 36856
diff changeset
   390
* Command 'defaultsort' has been renamed to 'default_sort', it works
59ed53700145 minor tuning;
wenzelm
parents: 36856
diff changeset
   391
within a local theory context.  Minor INCOMPATIBILITY.
36454
f2b5bcc61a8c command 'defaultsort' is renamed to 'default_sort', it works within a local theory context;
wenzelm
parents: 36446
diff changeset
   392
34170
254ac75e4c38 reduced code generator cache to the baremost minimum; corrected spelling
haftmann
parents: 34076
diff changeset
   393
33993
haftmann
parents: 33873
diff changeset
   394
*** HOL ***
haftmann
parents: 33873
diff changeset
   395
37351
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   396
* Command 'typedef' now works within a local theory context -- without
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   397
introducing dependencies on parameters or assumptions, which is not
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   398
possible in Isabelle/Pure/HOL.  Note that the logical environment may
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   399
contain multiple interpretations of local typedefs (with different
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   400
non-emptiness proofs), even in a global theory context.
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   401
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   402
* New package for quotient types.  Commands 'quotient_type' and
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   403
'quotient_definition' may be used for defining types and constants by
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   404
quotient constructions.  An example is the type of integers created by
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   405
quotienting pairs of natural numbers:
37380
35815ce9218a final tuning;
wenzelm
parents: 37375
diff changeset
   406
37351
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   407
  fun
37380
35815ce9218a final tuning;
wenzelm
parents: 37375
diff changeset
   408
    intrel :: "(nat * nat) => (nat * nat) => bool"
37351
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   409
  where
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   410
    "intrel (x, y) (u, v) = (x + v = u + y)"
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   411
37380
35815ce9218a final tuning;
wenzelm
parents: 37375
diff changeset
   412
  quotient_type int = "nat * nat" / intrel
37351
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   413
    by (auto simp add: equivp_def expand_fun_eq)
37380
35815ce9218a final tuning;
wenzelm
parents: 37375
diff changeset
   414
37351
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   415
  quotient_definition
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   416
    "0::int" is "(0::nat, 0::nat)"
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   417
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   418
The method "lifting" can be used to lift of theorems from the
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   419
underlying "raw" type to the quotient type.  The example
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   420
src/HOL/Quotient_Examples/FSet.thy includes such a quotient
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   421
construction and provides a reasoning infrastructure for finite sets.
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   422
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   423
* Renamed Library/Quotient.thy to Library/Quotient_Type.thy to avoid
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   424
clash with new theory Quotient in Main HOL.
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   425
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   426
* Moved the SMT binding into the main HOL session, eliminating
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   427
separate HOL-SMT session.
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   428
37020
6c699a8e6927 turned old-style mem into an input abbreviation
haftmann
parents: 36979
diff changeset
   429
* List membership infix mem operation is only an input abbreviation.
6c699a8e6927 turned old-style mem into an input abbreviation
haftmann
parents: 36979
diff changeset
   430
INCOMPATIBILITY.
6c699a8e6927 turned old-style mem into an input abbreviation
haftmann
parents: 36979
diff changeset
   431
37144
fd6308b4df72 misc updates for release;
wenzelm
parents: 37143
diff changeset
   432
* Theory Library/Word.thy has been removed.  Use library Word/Word.thy
fd6308b4df72 misc updates for release;
wenzelm
parents: 37143
diff changeset
   433
for future developements; former Library/Word.thy is still present in
fd6308b4df72 misc updates for release;
wenzelm
parents: 37143
diff changeset
   434
the AFP entry RSAPPS.
36963
9a017146675f dropped old Library/Word.thy and toy example ex/Adder.thy
haftmann
parents: 36953
diff changeset
   435
36857
59ed53700145 minor tuning;
wenzelm
parents: 36856
diff changeset
   436
* Theorem Int.int_induct renamed to Int.int_of_nat_induct and is no
59ed53700145 minor tuning;
wenzelm
parents: 36856
diff changeset
   437
longer shadowed.  INCOMPATIBILITY.
36808
cbeb3484fa07 theorem Presburger.int_induct has been renamed to Int.int_bidirectional_induct
haftmann
parents: 36714
diff changeset
   438
36836
49156805321c removed lemma real_sq_order; use power2_le_imp_le instead
huffman
parents: 36830
diff changeset
   439
* Dropped theorem duplicate comp_arith; use semiring_norm instead.
49156805321c removed lemma real_sq_order; use power2_le_imp_le instead
huffman
parents: 36830
diff changeset
   440
INCOMPATIBILITY.
49156805321c removed lemma real_sq_order; use power2_le_imp_le instead
huffman
parents: 36830
diff changeset
   441
49156805321c removed lemma real_sq_order; use power2_le_imp_le instead
huffman
parents: 36830
diff changeset
   442
* Dropped theorem RealPow.real_sq_order; use power2_le_imp_le instead.
49156805321c removed lemma real_sq_order; use power2_le_imp_le instead
huffman
parents: 36830
diff changeset
   443
INCOMPATIBILITY.
36714
ae84ddf03c58 dropped duplicate comp_arith
haftmann
parents: 36645
diff changeset
   444
36857
59ed53700145 minor tuning;
wenzelm
parents: 36856
diff changeset
   445
* Dropped normalizing_semiring etc; use the facts in semiring classes
59ed53700145 minor tuning;
wenzelm
parents: 36856
diff changeset
   446
instead.  INCOMPATIBILITY.
59ed53700145 minor tuning;
wenzelm
parents: 36856
diff changeset
   447
36979
da7c06ab3169 remove several redundant lemmas about floor and ceiling
huffman
parents: 36972
diff changeset
   448
* Dropped several real-specific versions of lemmas about floor and
37351
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   449
ceiling; use the generic lemmas from theory "Archimedean_Field"
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   450
instead.  INCOMPATIBILITY.
36979
da7c06ab3169 remove several redundant lemmas about floor and ceiling
huffman
parents: 36972
diff changeset
   451
da7c06ab3169 remove several redundant lemmas about floor and ceiling
huffman
parents: 36972
diff changeset
   452
  floor_number_of_eq         ~> floor_number_of
da7c06ab3169 remove several redundant lemmas about floor and ceiling
huffman
parents: 36972
diff changeset
   453
  le_floor_eq_number_of      ~> number_of_le_floor
da7c06ab3169 remove several redundant lemmas about floor and ceiling
huffman
parents: 36972
diff changeset
   454
  le_floor_eq_zero           ~> zero_le_floor
da7c06ab3169 remove several redundant lemmas about floor and ceiling
huffman
parents: 36972
diff changeset
   455
  le_floor_eq_one            ~> one_le_floor
da7c06ab3169 remove several redundant lemmas about floor and ceiling
huffman
parents: 36972
diff changeset
   456
  floor_less_eq_number_of    ~> floor_less_number_of
da7c06ab3169 remove several redundant lemmas about floor and ceiling
huffman
parents: 36972
diff changeset
   457
  floor_less_eq_zero         ~> floor_less_zero
da7c06ab3169 remove several redundant lemmas about floor and ceiling
huffman
parents: 36972
diff changeset
   458
  floor_less_eq_one          ~> floor_less_one
da7c06ab3169 remove several redundant lemmas about floor and ceiling
huffman
parents: 36972
diff changeset
   459
  less_floor_eq_number_of    ~> number_of_less_floor
da7c06ab3169 remove several redundant lemmas about floor and ceiling
huffman
parents: 36972
diff changeset
   460
  less_floor_eq_zero         ~> zero_less_floor
da7c06ab3169 remove several redundant lemmas about floor and ceiling
huffman
parents: 36972
diff changeset
   461
  less_floor_eq_one          ~> one_less_floor
da7c06ab3169 remove several redundant lemmas about floor and ceiling
huffman
parents: 36972
diff changeset
   462
  floor_le_eq_number_of      ~> floor_le_number_of
da7c06ab3169 remove several redundant lemmas about floor and ceiling
huffman
parents: 36972
diff changeset
   463
  floor_le_eq_zero           ~> floor_le_zero
da7c06ab3169 remove several redundant lemmas about floor and ceiling
huffman
parents: 36972
diff changeset
   464
  floor_le_eq_one            ~> floor_le_one
da7c06ab3169 remove several redundant lemmas about floor and ceiling
huffman
parents: 36972
diff changeset
   465
  floor_subtract_number_of   ~> floor_diff_number_of
da7c06ab3169 remove several redundant lemmas about floor and ceiling
huffman
parents: 36972
diff changeset
   466
  floor_subtract_one         ~> floor_diff_one
da7c06ab3169 remove several redundant lemmas about floor and ceiling
huffman
parents: 36972
diff changeset
   467
  ceiling_number_of_eq       ~> ceiling_number_of
da7c06ab3169 remove several redundant lemmas about floor and ceiling
huffman
parents: 36972
diff changeset
   468
  ceiling_le_eq_number_of    ~> ceiling_le_number_of
da7c06ab3169 remove several redundant lemmas about floor and ceiling
huffman
parents: 36972
diff changeset
   469
  ceiling_le_zero_eq         ~> ceiling_le_zero
da7c06ab3169 remove several redundant lemmas about floor and ceiling
huffman
parents: 36972
diff changeset
   470
  ceiling_le_eq_one          ~> ceiling_le_one
da7c06ab3169 remove several redundant lemmas about floor and ceiling
huffman
parents: 36972
diff changeset
   471
  less_ceiling_eq_number_of  ~> number_of_less_ceiling
da7c06ab3169 remove several redundant lemmas about floor and ceiling
huffman
parents: 36972
diff changeset
   472
  less_ceiling_eq_zero       ~> zero_less_ceiling
da7c06ab3169 remove several redundant lemmas about floor and ceiling
huffman
parents: 36972
diff changeset
   473
  less_ceiling_eq_one        ~> one_less_ceiling
da7c06ab3169 remove several redundant lemmas about floor and ceiling
huffman
parents: 36972
diff changeset
   474
  ceiling_less_eq_number_of  ~> ceiling_less_number_of
da7c06ab3169 remove several redundant lemmas about floor and ceiling
huffman
parents: 36972
diff changeset
   475
  ceiling_less_eq_zero       ~> ceiling_less_zero
da7c06ab3169 remove several redundant lemmas about floor and ceiling
huffman
parents: 36972
diff changeset
   476
  ceiling_less_eq_one        ~> ceiling_less_one
da7c06ab3169 remove several redundant lemmas about floor and ceiling
huffman
parents: 36972
diff changeset
   477
  le_ceiling_eq_number_of    ~> number_of_le_ceiling
da7c06ab3169 remove several redundant lemmas about floor and ceiling
huffman
parents: 36972
diff changeset
   478
  le_ceiling_eq_zero         ~> zero_le_ceiling
da7c06ab3169 remove several redundant lemmas about floor and ceiling
huffman
parents: 36972
diff changeset
   479
  le_ceiling_eq_one          ~> one_le_ceiling
da7c06ab3169 remove several redundant lemmas about floor and ceiling
huffman
parents: 36972
diff changeset
   480
  ceiling_subtract_number_of ~> ceiling_diff_number_of
da7c06ab3169 remove several redundant lemmas about floor and ceiling
huffman
parents: 36972
diff changeset
   481
  ceiling_subtract_one       ~> ceiling_diff_one
da7c06ab3169 remove several redundant lemmas about floor and ceiling
huffman
parents: 36972
diff changeset
   482
37144
fd6308b4df72 misc updates for release;
wenzelm
parents: 37143
diff changeset
   483
* Theory "Finite_Set": various folding_XXX locales facilitate the
36857
59ed53700145 minor tuning;
wenzelm
parents: 36856
diff changeset
   484
application of the various fold combinators on finite sets.
59ed53700145 minor tuning;
wenzelm
parents: 36856
diff changeset
   485
59ed53700145 minor tuning;
wenzelm
parents: 36856
diff changeset
   486
* Library theory "RBT" renamed to "RBT_Impl"; new library theory "RBT"
59ed53700145 minor tuning;
wenzelm
parents: 36856
diff changeset
   487
provides abstract red-black tree type which is backed by "RBT_Impl" as
59ed53700145 minor tuning;
wenzelm
parents: 36856
diff changeset
   488
implementation.  INCOMPATIBILTY.
36147
b43b22f63665 theory RBT with abstract type of red-black trees backed by implementation RBT_Impl
haftmann
parents: 36096
diff changeset
   489
36830
7902dc7ea11d fix spelling of 'superseded'
huffman
parents: 36829
diff changeset
   490
* Theory Library/Coinductive_List has been removed -- superseded by
35763
765f8adf10f9 removed obsolete HOL/Library/Coinductive_List.thy, superceded by thys/Coinductive/Coinductive_List.thy in AFP/f2f5727b77d0;
wenzelm
parents: 35745
diff changeset
   491
AFP/thys/Coinductive.
765f8adf10f9 removed obsolete HOL/Library/Coinductive_List.thy, superceded by thys/Coinductive/Coinductive_List.thy in AFP/f2f5727b77d0;
wenzelm
parents: 35745
diff changeset
   492
36829
909d2680e122 NEWS: removed theory PReal
huffman
parents: 36828
diff changeset
   493
* Theory PReal, including the type "preal" and related operations, has
909d2680e122 NEWS: removed theory PReal
huffman
parents: 36828
diff changeset
   494
been removed.  INCOMPATIBILITY.
909d2680e122 NEWS: removed theory PReal
huffman
parents: 36828
diff changeset
   495
37380
35815ce9218a final tuning;
wenzelm
parents: 37375
diff changeset
   496
* Real: new development using Cauchy Sequences.
35815ce9218a final tuning;
wenzelm
parents: 37375
diff changeset
   497
37351
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   498
* Split off theory "Big_Operators" containing setsum, setprod,
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   499
Inf_fin, Sup_fin, Min, Max from theory Finite_Set.  INCOMPATIBILITY.
36857
59ed53700145 minor tuning;
wenzelm
parents: 36856
diff changeset
   500
59ed53700145 minor tuning;
wenzelm
parents: 36856
diff changeset
   501
* Theory "Rational" renamed to "Rat", for consistency with "Nat",
59ed53700145 minor tuning;
wenzelm
parents: 36856
diff changeset
   502
"Int" etc.  INCOMPATIBILITY.
59ed53700145 minor tuning;
wenzelm
parents: 36856
diff changeset
   503
37351
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   504
* Constant Rat.normalize needs to be qualified.  INCOMPATIBILITY.
37143
2a5182751151 constant Rat.normalize needs to be qualified;
wenzelm
parents: 37087
diff changeset
   505
36857
59ed53700145 minor tuning;
wenzelm
parents: 36856
diff changeset
   506
* New set of rules "ac_simps" provides combined assoc / commute
59ed53700145 minor tuning;
wenzelm
parents: 36856
diff changeset
   507
rewrites for all interpretations of the appropriate generic locales.
59ed53700145 minor tuning;
wenzelm
parents: 36856
diff changeset
   508
59ed53700145 minor tuning;
wenzelm
parents: 36856
diff changeset
   509
* Renamed theory "OrderedGroup" to "Groups" and split theory
59ed53700145 minor tuning;
wenzelm
parents: 36856
diff changeset
   510
"Ring_and_Field" into theories "Rings" and "Fields"; for more
59ed53700145 minor tuning;
wenzelm
parents: 36856
diff changeset
   511
appropriate and more consistent names suitable for name prefixes
59ed53700145 minor tuning;
wenzelm
parents: 36856
diff changeset
   512
within the HOL theories.  INCOMPATIBILITY.
35050
9f841f20dca6 renamed OrderedGroup to Groups; split theory Ring_and_Field into Rings Fields
haftmann
parents: 35042
diff changeset
   513
35084
e25eedfc15ce moved constants inverse and divide to Ring.thy
haftmann
parents: 35050
diff changeset
   514
* Some generic constants have been put to appropriate theories:
36857
59ed53700145 minor tuning;
wenzelm
parents: 36856
diff changeset
   515
  - less_eq, less: Orderings
59ed53700145 minor tuning;
wenzelm
parents: 36856
diff changeset
   516
  - zero, one, plus, minus, uminus, times, abs, sgn: Groups
59ed53700145 minor tuning;
wenzelm
parents: 36856
diff changeset
   517
  - inverse, divide: Rings
35084
e25eedfc15ce moved constants inverse and divide to Ring.thy
haftmann
parents: 35050
diff changeset
   518
INCOMPATIBILITY.
e25eedfc15ce moved constants inverse and divide to Ring.thy
haftmann
parents: 35050
diff changeset
   519
36857
59ed53700145 minor tuning;
wenzelm
parents: 36856
diff changeset
   520
* More consistent naming of type classes involving orderings (and
59ed53700145 minor tuning;
wenzelm
parents: 36856
diff changeset
   521
lattices):
35027
ed7d12bcf8f8 more consistent naming of type classes involving orderings (and lattices) -- c.f. NEWS
haftmann
parents: 34974
diff changeset
   522
ed7d12bcf8f8 more consistent naming of type classes involving orderings (and lattices) -- c.f. NEWS
haftmann
parents: 34974
diff changeset
   523
    lower_semilattice                   ~> semilattice_inf
ed7d12bcf8f8 more consistent naming of type classes involving orderings (and lattices) -- c.f. NEWS
haftmann
parents: 34974
diff changeset
   524
    upper_semilattice                   ~> semilattice_sup
ed7d12bcf8f8 more consistent naming of type classes involving orderings (and lattices) -- c.f. NEWS
haftmann
parents: 34974
diff changeset
   525
ed7d12bcf8f8 more consistent naming of type classes involving orderings (and lattices) -- c.f. NEWS
haftmann
parents: 34974
diff changeset
   526
    dense_linear_order                  ~> dense_linorder
ed7d12bcf8f8 more consistent naming of type classes involving orderings (and lattices) -- c.f. NEWS
haftmann
parents: 34974
diff changeset
   527
ed7d12bcf8f8 more consistent naming of type classes involving orderings (and lattices) -- c.f. NEWS
haftmann
parents: 34974
diff changeset
   528
    pordered_ab_group_add               ~> ordered_ab_group_add
ed7d12bcf8f8 more consistent naming of type classes involving orderings (and lattices) -- c.f. NEWS
haftmann
parents: 34974
diff changeset
   529
    pordered_ab_group_add_abs           ~> ordered_ab_group_add_abs
ed7d12bcf8f8 more consistent naming of type classes involving orderings (and lattices) -- c.f. NEWS
haftmann
parents: 34974
diff changeset
   530
    pordered_ab_semigroup_add           ~> ordered_ab_semigroup_add
ed7d12bcf8f8 more consistent naming of type classes involving orderings (and lattices) -- c.f. NEWS
haftmann
parents: 34974
diff changeset
   531
    pordered_ab_semigroup_add_imp_le    ~> ordered_ab_semigroup_add_imp_le
ed7d12bcf8f8 more consistent naming of type classes involving orderings (and lattices) -- c.f. NEWS
haftmann
parents: 34974
diff changeset
   532
    pordered_cancel_ab_semigroup_add    ~> ordered_cancel_ab_semigroup_add
ed7d12bcf8f8 more consistent naming of type classes involving orderings (and lattices) -- c.f. NEWS
haftmann
parents: 34974
diff changeset
   533
    pordered_cancel_comm_semiring       ~> ordered_cancel_comm_semiring
ed7d12bcf8f8 more consistent naming of type classes involving orderings (and lattices) -- c.f. NEWS
haftmann
parents: 34974
diff changeset
   534
    pordered_cancel_semiring            ~> ordered_cancel_semiring
ed7d12bcf8f8 more consistent naming of type classes involving orderings (and lattices) -- c.f. NEWS
haftmann
parents: 34974
diff changeset
   535
    pordered_comm_monoid_add            ~> ordered_comm_monoid_add
ed7d12bcf8f8 more consistent naming of type classes involving orderings (and lattices) -- c.f. NEWS
haftmann
parents: 34974
diff changeset
   536
    pordered_comm_ring                  ~> ordered_comm_ring
ed7d12bcf8f8 more consistent naming of type classes involving orderings (and lattices) -- c.f. NEWS
haftmann
parents: 34974
diff changeset
   537
    pordered_comm_semiring              ~> ordered_comm_semiring
ed7d12bcf8f8 more consistent naming of type classes involving orderings (and lattices) -- c.f. NEWS
haftmann
parents: 34974
diff changeset
   538
    pordered_ring                       ~> ordered_ring
ed7d12bcf8f8 more consistent naming of type classes involving orderings (and lattices) -- c.f. NEWS
haftmann
parents: 34974
diff changeset
   539
    pordered_ring_abs                   ~> ordered_ring_abs
ed7d12bcf8f8 more consistent naming of type classes involving orderings (and lattices) -- c.f. NEWS
haftmann
parents: 34974
diff changeset
   540
    pordered_semiring                   ~> ordered_semiring
ed7d12bcf8f8 more consistent naming of type classes involving orderings (and lattices) -- c.f. NEWS
haftmann
parents: 34974
diff changeset
   541
ed7d12bcf8f8 more consistent naming of type classes involving orderings (and lattices) -- c.f. NEWS
haftmann
parents: 34974
diff changeset
   542
    ordered_ab_group_add                ~> linordered_ab_group_add
ed7d12bcf8f8 more consistent naming of type classes involving orderings (and lattices) -- c.f. NEWS
haftmann
parents: 34974
diff changeset
   543
    ordered_ab_semigroup_add            ~> linordered_ab_semigroup_add
ed7d12bcf8f8 more consistent naming of type classes involving orderings (and lattices) -- c.f. NEWS
haftmann
parents: 34974
diff changeset
   544
    ordered_cancel_ab_semigroup_add     ~> linordered_cancel_ab_semigroup_add
ed7d12bcf8f8 more consistent naming of type classes involving orderings (and lattices) -- c.f. NEWS
haftmann
parents: 34974
diff changeset
   545
    ordered_comm_semiring_strict        ~> linordered_comm_semiring_strict
ed7d12bcf8f8 more consistent naming of type classes involving orderings (and lattices) -- c.f. NEWS
haftmann
parents: 34974
diff changeset
   546
    ordered_field                       ~> linordered_field
ed7d12bcf8f8 more consistent naming of type classes involving orderings (and lattices) -- c.f. NEWS
haftmann
parents: 34974
diff changeset
   547
    ordered_field_no_lb                 ~> linordered_field_no_lb
ed7d12bcf8f8 more consistent naming of type classes involving orderings (and lattices) -- c.f. NEWS
haftmann
parents: 34974
diff changeset
   548
    ordered_field_no_ub                 ~> linordered_field_no_ub
ed7d12bcf8f8 more consistent naming of type classes involving orderings (and lattices) -- c.f. NEWS
haftmann
parents: 34974
diff changeset
   549
    ordered_field_dense_linear_order    ~> dense_linordered_field
ed7d12bcf8f8 more consistent naming of type classes involving orderings (and lattices) -- c.f. NEWS
haftmann
parents: 34974
diff changeset
   550
    ordered_idom                        ~> linordered_idom
ed7d12bcf8f8 more consistent naming of type classes involving orderings (and lattices) -- c.f. NEWS
haftmann
parents: 34974
diff changeset
   551
    ordered_ring                        ~> linordered_ring
ed7d12bcf8f8 more consistent naming of type classes involving orderings (and lattices) -- c.f. NEWS
haftmann
parents: 34974
diff changeset
   552
    ordered_ring_le_cancel_factor       ~> linordered_ring_le_cancel_factor
ed7d12bcf8f8 more consistent naming of type classes involving orderings (and lattices) -- c.f. NEWS
haftmann
parents: 34974
diff changeset
   553
    ordered_ring_less_cancel_factor     ~> linordered_ring_less_cancel_factor
ed7d12bcf8f8 more consistent naming of type classes involving orderings (and lattices) -- c.f. NEWS
haftmann
parents: 34974
diff changeset
   554
    ordered_ring_strict                 ~> linordered_ring_strict
ed7d12bcf8f8 more consistent naming of type classes involving orderings (and lattices) -- c.f. NEWS
haftmann
parents: 34974
diff changeset
   555
    ordered_semidom                     ~> linordered_semidom
ed7d12bcf8f8 more consistent naming of type classes involving orderings (and lattices) -- c.f. NEWS
haftmann
parents: 34974
diff changeset
   556
    ordered_semiring                    ~> linordered_semiring
ed7d12bcf8f8 more consistent naming of type classes involving orderings (and lattices) -- c.f. NEWS
haftmann
parents: 34974
diff changeset
   557
    ordered_semiring_1                  ~> linordered_semiring_1
ed7d12bcf8f8 more consistent naming of type classes involving orderings (and lattices) -- c.f. NEWS
haftmann
parents: 34974
diff changeset
   558
    ordered_semiring_1_strict           ~> linordered_semiring_1_strict
ed7d12bcf8f8 more consistent naming of type classes involving orderings (and lattices) -- c.f. NEWS
haftmann
parents: 34974
diff changeset
   559
    ordered_semiring_strict             ~> linordered_semiring_strict
ed7d12bcf8f8 more consistent naming of type classes involving orderings (and lattices) -- c.f. NEWS
haftmann
parents: 34974
diff changeset
   560
36857
59ed53700145 minor tuning;
wenzelm
parents: 36856
diff changeset
   561
  The following slightly odd type classes have been moved to a
37351
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   562
  separate theory Library/Lattice_Algebras:
35032
7efe662e41b4 separate library theory for type classes combining lattices with various algebraic structures
haftmann
parents: 35027
diff changeset
   563
7efe662e41b4 separate library theory for type classes combining lattices with various algebraic structures
haftmann
parents: 35027
diff changeset
   564
    lordered_ab_group_add               ~> lattice_ab_group_add
7efe662e41b4 separate library theory for type classes combining lattices with various algebraic structures
haftmann
parents: 35027
diff changeset
   565
    lordered_ab_group_add_abs           ~> lattice_ab_group_add_abs
7efe662e41b4 separate library theory for type classes combining lattices with various algebraic structures
haftmann
parents: 35027
diff changeset
   566
    lordered_ab_group_add_meet          ~> semilattice_inf_ab_group_add
7efe662e41b4 separate library theory for type classes combining lattices with various algebraic structures
haftmann
parents: 35027
diff changeset
   567
    lordered_ab_group_add_join          ~> semilattice_sup_ab_group_add
7efe662e41b4 separate library theory for type classes combining lattices with various algebraic structures
haftmann
parents: 35027
diff changeset
   568
    lordered_ring                       ~> lattice_ring
7efe662e41b4 separate library theory for type classes combining lattices with various algebraic structures
haftmann
parents: 35027
diff changeset
   569
35027
ed7d12bcf8f8 more consistent naming of type classes involving orderings (and lattices) -- c.f. NEWS
haftmann
parents: 34974
diff changeset
   570
INCOMPATIBILITY.
ed7d12bcf8f8 more consistent naming of type classes involving orderings (and lattices) -- c.f. NEWS
haftmann
parents: 34974
diff changeset
   571
36416
9459be72b89e NEWS and CONTRIBUTORS
haftmann
parents: 36356
diff changeset
   572
* Refined field classes:
36857
59ed53700145 minor tuning;
wenzelm
parents: 36856
diff changeset
   573
  - classes division_ring_inverse_zero, field_inverse_zero,
59ed53700145 minor tuning;
wenzelm
parents: 36856
diff changeset
   574
    linordered_field_inverse_zero include rule inverse 0 = 0 --
59ed53700145 minor tuning;
wenzelm
parents: 36856
diff changeset
   575
    subsumes former division_by_zero class;
59ed53700145 minor tuning;
wenzelm
parents: 36856
diff changeset
   576
  - numerous lemmas have been ported from field to division_ring.
59ed53700145 minor tuning;
wenzelm
parents: 36856
diff changeset
   577
INCOMPATIBILITY.
36416
9459be72b89e NEWS and CONTRIBUTORS
haftmann
parents: 36356
diff changeset
   578
9459be72b89e NEWS and CONTRIBUTORS
haftmann
parents: 36356
diff changeset
   579
* Refined algebra theorem collections:
36857
59ed53700145 minor tuning;
wenzelm
parents: 36856
diff changeset
   580
  - dropped theorem group group_simps, use algebra_simps instead;
59ed53700145 minor tuning;
wenzelm
parents: 36856
diff changeset
   581
  - dropped theorem group ring_simps, use field_simps instead;
59ed53700145 minor tuning;
wenzelm
parents: 36856
diff changeset
   582
  - proper theorem collection field_simps subsumes former theorem
59ed53700145 minor tuning;
wenzelm
parents: 36856
diff changeset
   583
    groups field_eq_simps and field_simps;
59ed53700145 minor tuning;
wenzelm
parents: 36856
diff changeset
   584
  - dropped lemma eq_minus_self_iff which is a duplicate for
59ed53700145 minor tuning;
wenzelm
parents: 36856
diff changeset
   585
    equal_neg_zero.
59ed53700145 minor tuning;
wenzelm
parents: 36856
diff changeset
   586
INCOMPATIBILITY.
35009
5408e5207131 misc tuning;
wenzelm
parents: 34974
diff changeset
   587
5408e5207131 misc tuning;
wenzelm
parents: 34974
diff changeset
   588
* Theory Finite_Set and List: some lemmas have been generalized from
34076
e3daf3c07381 Subgoal.FOCUS (and variants): resulting goal state is normalized as usual for resolution;
wenzelm
parents: 34062
diff changeset
   589
sets to lattices:
e3daf3c07381 Subgoal.FOCUS (and variants): resulting goal state is normalized as usual for resolution;
wenzelm
parents: 34062
diff changeset
   590
34007
aea892559fc5 tuned lattices theory fragements; generlized some lemmas from sets to lattices
haftmann
parents: 33994
diff changeset
   591
  fun_left_comm_idem_inter      ~> fun_left_comm_idem_inf
aea892559fc5 tuned lattices theory fragements; generlized some lemmas from sets to lattices
haftmann
parents: 33994
diff changeset
   592
  fun_left_comm_idem_union      ~> fun_left_comm_idem_sup
aea892559fc5 tuned lattices theory fragements; generlized some lemmas from sets to lattices
haftmann
parents: 33994
diff changeset
   593
  inter_Inter_fold_inter        ~> inf_Inf_fold_inf
aea892559fc5 tuned lattices theory fragements; generlized some lemmas from sets to lattices
haftmann
parents: 33994
diff changeset
   594
  union_Union_fold_union        ~> sup_Sup_fold_sup
aea892559fc5 tuned lattices theory fragements; generlized some lemmas from sets to lattices
haftmann
parents: 33994
diff changeset
   595
  Inter_fold_inter              ~> Inf_fold_inf
aea892559fc5 tuned lattices theory fragements; generlized some lemmas from sets to lattices
haftmann
parents: 33994
diff changeset
   596
  Union_fold_union              ~> Sup_fold_sup
aea892559fc5 tuned lattices theory fragements; generlized some lemmas from sets to lattices
haftmann
parents: 33994
diff changeset
   597
  inter_INTER_fold_inter        ~> inf_INFI_fold_inf
aea892559fc5 tuned lattices theory fragements; generlized some lemmas from sets to lattices
haftmann
parents: 33994
diff changeset
   598
  union_UNION_fold_union        ~> sup_SUPR_fold_sup
aea892559fc5 tuned lattices theory fragements; generlized some lemmas from sets to lattices
haftmann
parents: 33994
diff changeset
   599
  INTER_fold_inter              ~> INFI_fold_inf
aea892559fc5 tuned lattices theory fragements; generlized some lemmas from sets to lattices
haftmann
parents: 33994
diff changeset
   600
  UNION_fold_union              ~> SUPR_fold_sup
aea892559fc5 tuned lattices theory fragements; generlized some lemmas from sets to lattices
haftmann
parents: 33994
diff changeset
   601
37351
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   602
* Theory "Complete_Lattice": lemmas top_def and bot_def have been
36416
9459be72b89e NEWS and CONTRIBUTORS
haftmann
parents: 36356
diff changeset
   603
replaced by the more convenient lemmas Inf_empty and Sup_empty.
9459be72b89e NEWS and CONTRIBUTORS
haftmann
parents: 36356
diff changeset
   604
Dropped lemmas Inf_insert_simp and Sup_insert_simp, which are subsumed
9459be72b89e NEWS and CONTRIBUTORS
haftmann
parents: 36356
diff changeset
   605
by Inf_insert and Sup_insert.  Lemmas Inf_UNIV and Sup_UNIV replace
9459be72b89e NEWS and CONTRIBUTORS
haftmann
parents: 36356
diff changeset
   606
former Inf_Univ and Sup_Univ.  Lemmas inf_top_right and sup_bot_right
9459be72b89e NEWS and CONTRIBUTORS
haftmann
parents: 36356
diff changeset
   607
subsume inf_top and sup_bot respectively.  INCOMPATIBILITY.
9459be72b89e NEWS and CONTRIBUTORS
haftmann
parents: 36356
diff changeset
   608
36857
59ed53700145 minor tuning;
wenzelm
parents: 36856
diff changeset
   609
* Reorganized theory Multiset: swapped notation of pointwise and
59ed53700145 minor tuning;
wenzelm
parents: 36856
diff changeset
   610
multiset order:
37351
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   611
36857
59ed53700145 minor tuning;
wenzelm
parents: 36856
diff changeset
   612
  - pointwise ordering is instance of class order with standard syntax
59ed53700145 minor tuning;
wenzelm
parents: 36856
diff changeset
   613
    <= and <;
59ed53700145 minor tuning;
wenzelm
parents: 36856
diff changeset
   614
  - multiset ordering has syntax <=# and <#; partial order properties
59ed53700145 minor tuning;
wenzelm
parents: 36856
diff changeset
   615
    are provided by means of interpretation with prefix
59ed53700145 minor tuning;
wenzelm
parents: 36856
diff changeset
   616
    multiset_order;
59ed53700145 minor tuning;
wenzelm
parents: 36856
diff changeset
   617
  - less duplication, less historical organization of sections,
59ed53700145 minor tuning;
wenzelm
parents: 36856
diff changeset
   618
    conversion from associations lists to multisets, rudimentary code
59ed53700145 minor tuning;
wenzelm
parents: 36856
diff changeset
   619
    generation;
59ed53700145 minor tuning;
wenzelm
parents: 36856
diff changeset
   620
  - use insert_DiffM2 [symmetric] instead of elem_imp_eq_diff_union,
59ed53700145 minor tuning;
wenzelm
parents: 36856
diff changeset
   621
    if needed.
37351
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   622
36903
489c1fbbb028 Multiset: renamed, added and tuned lemmas;
nipkow
parents: 36857
diff changeset
   623
Renamed:
37351
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   624
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   625
  multiset_eq_conv_count_eq  ~>  multiset_ext_iff
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   626
  multi_count_ext  ~>  multiset_ext
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   627
  diff_union_inverse2  ~>  diff_union_cancelR
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   628
36857
59ed53700145 minor tuning;
wenzelm
parents: 36856
diff changeset
   629
INCOMPATIBILITY.
36416
9459be72b89e NEWS and CONTRIBUTORS
haftmann
parents: 36356
diff changeset
   630
36903
489c1fbbb028 Multiset: renamed, added and tuned lemmas;
nipkow
parents: 36857
diff changeset
   631
* Theory Permutation: replaced local "remove" by List.remove1.
489c1fbbb028 Multiset: renamed, added and tuned lemmas;
nipkow
parents: 36857
diff changeset
   632
36416
9459be72b89e NEWS and CONTRIBUTORS
haftmann
parents: 36356
diff changeset
   633
* Code generation: ML and OCaml code is decorated with signatures.
9459be72b89e NEWS and CONTRIBUTORS
haftmann
parents: 36356
diff changeset
   634
35009
5408e5207131 misc tuning;
wenzelm
parents: 34974
diff changeset
   635
* Theory List: added transpose.
5408e5207131 misc tuning;
wenzelm
parents: 34974
diff changeset
   636
35810
a50237ec0ecd NEWS: Nat_Bijection library
huffman
parents: 35765
diff changeset
   637
* Library/Nat_Bijection.thy is a collection of bijective functions
a50237ec0ecd NEWS: Nat_Bijection library
huffman
parents: 35765
diff changeset
   638
between nat and other types, which supersedes the older libraries
a50237ec0ecd NEWS: Nat_Bijection library
huffman
parents: 35765
diff changeset
   639
Library/Nat_Int_Bij.thy and HOLCF/NatIso.thy.  INCOMPATIBILITY.
a50237ec0ecd NEWS: Nat_Bijection library
huffman
parents: 35765
diff changeset
   640
a50237ec0ecd NEWS: Nat_Bijection library
huffman
parents: 35765
diff changeset
   641
  Constants:
a50237ec0ecd NEWS: Nat_Bijection library
huffman
parents: 35765
diff changeset
   642
  Nat_Int_Bij.nat2_to_nat         ~> prod_encode
a50237ec0ecd NEWS: Nat_Bijection library
huffman
parents: 35765
diff changeset
   643
  Nat_Int_Bij.nat_to_nat2         ~> prod_decode
a50237ec0ecd NEWS: Nat_Bijection library
huffman
parents: 35765
diff changeset
   644
  Nat_Int_Bij.int_to_nat_bij      ~> int_encode
a50237ec0ecd NEWS: Nat_Bijection library
huffman
parents: 35765
diff changeset
   645
  Nat_Int_Bij.nat_to_int_bij      ~> int_decode
a50237ec0ecd NEWS: Nat_Bijection library
huffman
parents: 35765
diff changeset
   646
  Countable.pair_encode           ~> prod_encode
a50237ec0ecd NEWS: Nat_Bijection library
huffman
parents: 35765
diff changeset
   647
  NatIso.prod2nat                 ~> prod_encode
a50237ec0ecd NEWS: Nat_Bijection library
huffman
parents: 35765
diff changeset
   648
  NatIso.nat2prod                 ~> prod_decode
a50237ec0ecd NEWS: Nat_Bijection library
huffman
parents: 35765
diff changeset
   649
  NatIso.sum2nat                  ~> sum_encode
a50237ec0ecd NEWS: Nat_Bijection library
huffman
parents: 35765
diff changeset
   650
  NatIso.nat2sum                  ~> sum_decode
a50237ec0ecd NEWS: Nat_Bijection library
huffman
parents: 35765
diff changeset
   651
  NatIso.list2nat                 ~> list_encode
a50237ec0ecd NEWS: Nat_Bijection library
huffman
parents: 35765
diff changeset
   652
  NatIso.nat2list                 ~> list_decode
a50237ec0ecd NEWS: Nat_Bijection library
huffman
parents: 35765
diff changeset
   653
  NatIso.set2nat                  ~> set_encode
a50237ec0ecd NEWS: Nat_Bijection library
huffman
parents: 35765
diff changeset
   654
  NatIso.nat2set                  ~> set_decode
a50237ec0ecd NEWS: Nat_Bijection library
huffman
parents: 35765
diff changeset
   655
a50237ec0ecd NEWS: Nat_Bijection library
huffman
parents: 35765
diff changeset
   656
  Lemmas:
a50237ec0ecd NEWS: Nat_Bijection library
huffman
parents: 35765
diff changeset
   657
  Nat_Int_Bij.bij_nat_to_int_bij  ~> bij_int_decode
a50237ec0ecd NEWS: Nat_Bijection library
huffman
parents: 35765
diff changeset
   658
  Nat_Int_Bij.nat2_to_nat_inj     ~> inj_prod_encode
a50237ec0ecd NEWS: Nat_Bijection library
huffman
parents: 35765
diff changeset
   659
  Nat_Int_Bij.nat2_to_nat_surj    ~> surj_prod_encode
a50237ec0ecd NEWS: Nat_Bijection library
huffman
parents: 35765
diff changeset
   660
  Nat_Int_Bij.nat_to_nat2_inj     ~> inj_prod_decode
a50237ec0ecd NEWS: Nat_Bijection library
huffman
parents: 35765
diff changeset
   661
  Nat_Int_Bij.nat_to_nat2_surj    ~> surj_prod_decode
a50237ec0ecd NEWS: Nat_Bijection library
huffman
parents: 35765
diff changeset
   662
  Nat_Int_Bij.i2n_n2i_id          ~> int_encode_inverse
a50237ec0ecd NEWS: Nat_Bijection library
huffman
parents: 35765
diff changeset
   663
  Nat_Int_Bij.n2i_i2n_id          ~> int_decode_inverse
a50237ec0ecd NEWS: Nat_Bijection library
huffman
parents: 35765
diff changeset
   664
  Nat_Int_Bij.surj_nat_to_int_bij ~> surj_int_encode
a50237ec0ecd NEWS: Nat_Bijection library
huffman
parents: 35765
diff changeset
   665
  Nat_Int_Bij.surj_int_to_nat_bij ~> surj_int_decode
a50237ec0ecd NEWS: Nat_Bijection library
huffman
parents: 35765
diff changeset
   666
  Nat_Int_Bij.inj_nat_to_int_bij  ~> inj_int_encode
a50237ec0ecd NEWS: Nat_Bijection library
huffman
parents: 35765
diff changeset
   667
  Nat_Int_Bij.inj_int_to_nat_bij  ~> inj_int_decode
a50237ec0ecd NEWS: Nat_Bijection library
huffman
parents: 35765
diff changeset
   668
  Nat_Int_Bij.bij_nat_to_int_bij  ~> bij_int_encode
a50237ec0ecd NEWS: Nat_Bijection library
huffman
parents: 35765
diff changeset
   669
  Nat_Int_Bij.bij_int_to_nat_bij  ~> bij_int_decode
a50237ec0ecd NEWS: Nat_Bijection library
huffman
parents: 35765
diff changeset
   670
36929
6b8b4f519190 added some Sledgehammer news
blanchet
parents: 36928
diff changeset
   671
* Sledgehammer:
6b8b4f519190 added some Sledgehammer news
blanchet
parents: 36928
diff changeset
   672
  - Renamed ATP commands:
6b8b4f519190 added some Sledgehammer news
blanchet
parents: 36928
diff changeset
   673
    atp_info     ~> sledgehammer running_atps
6b8b4f519190 added some Sledgehammer news
blanchet
parents: 36928
diff changeset
   674
    atp_kill     ~> sledgehammer kill_atps
6b8b4f519190 added some Sledgehammer news
blanchet
parents: 36928
diff changeset
   675
    atp_messages ~> sledgehammer messages
6b8b4f519190 added some Sledgehammer news
blanchet
parents: 36928
diff changeset
   676
    atp_minimize ~> sledgehammer minimize
6b8b4f519190 added some Sledgehammer news
blanchet
parents: 36928
diff changeset
   677
    print_atps   ~> sledgehammer available_atps
6b8b4f519190 added some Sledgehammer news
blanchet
parents: 36928
diff changeset
   678
    INCOMPATIBILITY.
6b8b4f519190 added some Sledgehammer news
blanchet
parents: 36928
diff changeset
   679
  - Added user's manual ("isabelle doc sledgehammer").
6b8b4f519190 added some Sledgehammer news
blanchet
parents: 36928
diff changeset
   680
  - Added option syntax and "sledgehammer_params" to customize
6b8b4f519190 added some Sledgehammer news
blanchet
parents: 36928
diff changeset
   681
    Sledgehammer's behavior.  See the manual for details.
6b8b4f519190 added some Sledgehammer news
blanchet
parents: 36928
diff changeset
   682
  - Modified the Isar proof reconstruction code so that it produces
6b8b4f519190 added some Sledgehammer news
blanchet
parents: 36928
diff changeset
   683
    direct proofs rather than proofs by contradiction.  (This feature
6b8b4f519190 added some Sledgehammer news
blanchet
parents: 36928
diff changeset
   684
    is still experimental.)
6b8b4f519190 added some Sledgehammer news
blanchet
parents: 36928
diff changeset
   685
  - Made Isar proof reconstruction work for SPASS, remote ATPs, and in
6b8b4f519190 added some Sledgehammer news
blanchet
parents: 36928
diff changeset
   686
    full-typed mode.
6b8b4f519190 added some Sledgehammer news
blanchet
parents: 36928
diff changeset
   687
  - Added support for TPTP syntax for SPASS via the "spass_tptp" ATP.
6b8b4f519190 added some Sledgehammer news
blanchet
parents: 36928
diff changeset
   688
36928
637100169bc7 document Nitpick changes
blanchet
parents: 36903
diff changeset
   689
* Nitpick:
637100169bc7 document Nitpick changes
blanchet
parents: 36903
diff changeset
   690
  - Added and implemented "binary_ints" and "bits" options.
637100169bc7 document Nitpick changes
blanchet
parents: 36903
diff changeset
   691
  - Added "std" option and implemented support for nonstandard models.
637100169bc7 document Nitpick changes
blanchet
parents: 36903
diff changeset
   692
  - Added and implemented "finitize" option to improve the precision
637100169bc7 document Nitpick changes
blanchet
parents: 36903
diff changeset
   693
    of infinite datatypes based on a monotonicity analysis.
637100169bc7 document Nitpick changes
blanchet
parents: 36903
diff changeset
   694
  - Added support for quotient types.
637100169bc7 document Nitpick changes
blanchet
parents: 36903
diff changeset
   695
  - Added support for "specification" and "ax_specification"
637100169bc7 document Nitpick changes
blanchet
parents: 36903
diff changeset
   696
    constructs.
637100169bc7 document Nitpick changes
blanchet
parents: 36903
diff changeset
   697
  - Added support for local definitions (for "function" and
637100169bc7 document Nitpick changes
blanchet
parents: 36903
diff changeset
   698
    "termination" proofs).
637100169bc7 document Nitpick changes
blanchet
parents: 36903
diff changeset
   699
  - Added support for term postprocessors.
637100169bc7 document Nitpick changes
blanchet
parents: 36903
diff changeset
   700
  - Optimized "Multiset.multiset" and "FinFun.finfun".
637100169bc7 document Nitpick changes
blanchet
parents: 36903
diff changeset
   701
  - Improved efficiency of "destroy_constrs" optimization.
637100169bc7 document Nitpick changes
blanchet
parents: 36903
diff changeset
   702
  - Fixed soundness bugs related to "destroy_constrs" optimization and
637100169bc7 document Nitpick changes
blanchet
parents: 36903
diff changeset
   703
    record getters.
37272
e0940e692abb update NEWS
blanchet
parents: 37264
diff changeset
   704
  - Fixed soundness bug related to higher-order constructors.
e0940e692abb update NEWS
blanchet
parents: 37264
diff changeset
   705
  - Fixed soundness bug when "full_descrs" is enabled.
36928
637100169bc7 document Nitpick changes
blanchet
parents: 36903
diff changeset
   706
  - Improved precision of set constructs.
37260
dde817e6dfb1 added "atoms" option to Nitpick (request from Karlsruhe) + wrap Refute. functions to "nitpick_util.ML"
blanchet
parents: 37158
diff changeset
   707
  - Added "atoms" option.
36928
637100169bc7 document Nitpick changes
blanchet
parents: 36903
diff changeset
   708
  - Added cache to speed up repeated Kodkod invocations on the same
637100169bc7 document Nitpick changes
blanchet
parents: 36903
diff changeset
   709
    problems.
637100169bc7 document Nitpick changes
blanchet
parents: 36903
diff changeset
   710
  - Renamed "MiniSatJNI", "zChaffJNI", "BerkMinAlloy", and
637100169bc7 document Nitpick changes
blanchet
parents: 36903
diff changeset
   711
    "SAT4JLight" to "MiniSat_JNI", "zChaff_JNI", "BerkMin_Alloy", and
637100169bc7 document Nitpick changes
blanchet
parents: 36903
diff changeset
   712
    "SAT4J_Light".  INCOMPATIBILITY.
637100169bc7 document Nitpick changes
blanchet
parents: 36903
diff changeset
   713
  - Removed "skolemize", "uncurry", "sym_break", "flatten_prop",
637100169bc7 document Nitpick changes
blanchet
parents: 36903
diff changeset
   714
    "sharing_depth", and "show_skolems" options.  INCOMPATIBILITY.
37264
8b931fb51cc6 removed "nitpick_intro" attribute -- Nitpick noew uses Spec_Rules instead
blanchet
parents: 37260
diff changeset
   715
  - Removed "nitpick_intro" attribute.  INCOMPATIBILITY.
36928
637100169bc7 document Nitpick changes
blanchet
parents: 36903
diff changeset
   716
37361
250f487b3034 Documented changes in induct, cases, and nominal_induct method.
berghofe
parents: 37352
diff changeset
   717
* Method "induct" now takes instantiations of the form t, where t is not
250f487b3034 Documented changes in induct, cases, and nominal_induct method.
berghofe
parents: 37352
diff changeset
   718
  a variable, as a shorthand for "x == t", where x is a fresh variable.
250f487b3034 Documented changes in induct, cases, and nominal_induct method.
berghofe
parents: 37352
diff changeset
   719
  If this is not intended, t has to be enclosed in parentheses.
250f487b3034 Documented changes in induct, cases, and nominal_induct method.
berghofe
parents: 37352
diff changeset
   720
  By default, the equalities generated by definitional instantiations
250f487b3034 Documented changes in induct, cases, and nominal_induct method.
berghofe
parents: 37352
diff changeset
   721
  are pre-simplified, which may cause parameters of inductive cases
250f487b3034 Documented changes in induct, cases, and nominal_induct method.
berghofe
parents: 37352
diff changeset
   722
  to disappear, or may even delete some of the inductive cases.
250f487b3034 Documented changes in induct, cases, and nominal_induct method.
berghofe
parents: 37352
diff changeset
   723
  Use "induct (no_simp)" instead of "induct" to restore the old
250f487b3034 Documented changes in induct, cases, and nominal_induct method.
berghofe
parents: 37352
diff changeset
   724
  behaviour. The (no_simp) option is also understood by the "cases"
250f487b3034 Documented changes in induct, cases, and nominal_induct method.
berghofe
parents: 37352
diff changeset
   725
  and "nominal_induct" methods, which now perform pre-simplification, too.
250f487b3034 Documented changes in induct, cases, and nominal_induct method.
berghofe
parents: 37352
diff changeset
   726
  INCOMPATIBILITY.
250f487b3034 Documented changes in induct, cases, and nominal_induct method.
berghofe
parents: 37352
diff changeset
   727
33993
haftmann
parents: 33873
diff changeset
   728
36828
6a47f043d498 collected NEWS updates for HOLCF
huffman
parents: 36811
diff changeset
   729
*** HOLCF ***
6a47f043d498 collected NEWS updates for HOLCF
huffman
parents: 36811
diff changeset
   730
6a47f043d498 collected NEWS updates for HOLCF
huffman
parents: 36811
diff changeset
   731
* Variable names in lemmas generated by the domain package have
6a47f043d498 collected NEWS updates for HOLCF
huffman
parents: 36811
diff changeset
   732
changed; the naming scheme is now consistent with the HOL datatype
6a47f043d498 collected NEWS updates for HOLCF
huffman
parents: 36811
diff changeset
   733
package.  Some proof scripts may be affected, INCOMPATIBILITY.
6a47f043d498 collected NEWS updates for HOLCF
huffman
parents: 36811
diff changeset
   734
6a47f043d498 collected NEWS updates for HOLCF
huffman
parents: 36811
diff changeset
   735
* The domain package no longer defines the function "foo_copy" for
6a47f043d498 collected NEWS updates for HOLCF
huffman
parents: 36811
diff changeset
   736
recursive domain "foo".  The reach lemma is now stated directly in
6a47f043d498 collected NEWS updates for HOLCF
huffman
parents: 36811
diff changeset
   737
terms of "foo_take".  Lemmas and proofs that mention "foo_copy" must
6a47f043d498 collected NEWS updates for HOLCF
huffman
parents: 36811
diff changeset
   738
be reformulated in terms of "foo_take", INCOMPATIBILITY.
6a47f043d498 collected NEWS updates for HOLCF
huffman
parents: 36811
diff changeset
   739
6a47f043d498 collected NEWS updates for HOLCF
huffman
parents: 36811
diff changeset
   740
* Most definedness lemmas generated by the domain package (previously
6a47f043d498 collected NEWS updates for HOLCF
huffman
parents: 36811
diff changeset
   741
of the form "x ~= UU ==> foo$x ~= UU") now have an if-and-only-if form
6a47f043d498 collected NEWS updates for HOLCF
huffman
parents: 36811
diff changeset
   742
like "foo$x = UU <-> x = UU", which works better as a simp rule.
37351
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   743
Proofs that used definedness lemmas as intro rules may break,
36828
6a47f043d498 collected NEWS updates for HOLCF
huffman
parents: 36811
diff changeset
   744
potential INCOMPATIBILITY.
6a47f043d498 collected NEWS updates for HOLCF
huffman
parents: 36811
diff changeset
   745
6a47f043d498 collected NEWS updates for HOLCF
huffman
parents: 36811
diff changeset
   746
* Induction and casedist rules generated by the domain package now
6a47f043d498 collected NEWS updates for HOLCF
huffman
parents: 36811
diff changeset
   747
declare proper case_names (one called "bottom", and one named for each
6a47f043d498 collected NEWS updates for HOLCF
huffman
parents: 36811
diff changeset
   748
constructor).  INCOMPATIBILITY.
6a47f043d498 collected NEWS updates for HOLCF
huffman
parents: 36811
diff changeset
   749
6a47f043d498 collected NEWS updates for HOLCF
huffman
parents: 36811
diff changeset
   750
* For mutually-recursive domains, separate "reach" and "take_lemma"
6a47f043d498 collected NEWS updates for HOLCF
huffman
parents: 36811
diff changeset
   751
rules are generated for each domain, INCOMPATIBILITY.
6a47f043d498 collected NEWS updates for HOLCF
huffman
parents: 36811
diff changeset
   752
6a47f043d498 collected NEWS updates for HOLCF
huffman
parents: 36811
diff changeset
   753
  foo_bar.reach       ~> foo.reach  bar.reach
6a47f043d498 collected NEWS updates for HOLCF
huffman
parents: 36811
diff changeset
   754
  foo_bar.take_lemmas ~> foo.take_lemma  bar.take_lemma
6a47f043d498 collected NEWS updates for HOLCF
huffman
parents: 36811
diff changeset
   755
6a47f043d498 collected NEWS updates for HOLCF
huffman
parents: 36811
diff changeset
   756
* Some lemmas generated by the domain package have been renamed for
6a47f043d498 collected NEWS updates for HOLCF
huffman
parents: 36811
diff changeset
   757
consistency with the datatype package, INCOMPATIBILITY.
6a47f043d498 collected NEWS updates for HOLCF
huffman
parents: 36811
diff changeset
   758
6a47f043d498 collected NEWS updates for HOLCF
huffman
parents: 36811
diff changeset
   759
  foo.ind        ~> foo.induct
6a47f043d498 collected NEWS updates for HOLCF
huffman
parents: 36811
diff changeset
   760
  foo.finite_ind ~> foo.finite_induct
6a47f043d498 collected NEWS updates for HOLCF
huffman
parents: 36811
diff changeset
   761
  foo.coind      ~> foo.coinduct
6a47f043d498 collected NEWS updates for HOLCF
huffman
parents: 36811
diff changeset
   762
  foo.casedist   ~> foo.exhaust
6a47f043d498 collected NEWS updates for HOLCF
huffman
parents: 36811
diff changeset
   763
  foo.exhaust    ~> foo.nchotomy
6a47f043d498 collected NEWS updates for HOLCF
huffman
parents: 36811
diff changeset
   764
6a47f043d498 collected NEWS updates for HOLCF
huffman
parents: 36811
diff changeset
   765
* For consistency with other definition packages, the fixrec package
6a47f043d498 collected NEWS updates for HOLCF
huffman
parents: 36811
diff changeset
   766
now generates qualified theorem names, INCOMPATIBILITY.
6a47f043d498 collected NEWS updates for HOLCF
huffman
parents: 36811
diff changeset
   767
6a47f043d498 collected NEWS updates for HOLCF
huffman
parents: 36811
diff changeset
   768
  foo_simps  ~> foo.simps
6a47f043d498 collected NEWS updates for HOLCF
huffman
parents: 36811
diff changeset
   769
  foo_unfold ~> foo.unfold
6a47f043d498 collected NEWS updates for HOLCF
huffman
parents: 36811
diff changeset
   770
  foo_induct ~> foo.induct
6a47f043d498 collected NEWS updates for HOLCF
huffman
parents: 36811
diff changeset
   771
37087
dd47971b9875 NEWS: removed fixrec_simp attribute
huffman
parents: 37020
diff changeset
   772
* The "fixrec_simp" attribute has been removed.  The "fixrec_simp"
dd47971b9875 NEWS: removed fixrec_simp attribute
huffman
parents: 37020
diff changeset
   773
method and internal fixrec proofs now use the default simpset instead.
dd47971b9875 NEWS: removed fixrec_simp attribute
huffman
parents: 37020
diff changeset
   774
INCOMPATIBILITY.
dd47971b9875 NEWS: removed fixrec_simp attribute
huffman
parents: 37020
diff changeset
   775
36828
6a47f043d498 collected NEWS updates for HOLCF
huffman
parents: 36811
diff changeset
   776
* The "contlub" predicate has been removed.  Proof scripts should use
6a47f043d498 collected NEWS updates for HOLCF
huffman
parents: 36811
diff changeset
   777
lemma contI2 in place of monocontlub2cont, INCOMPATIBILITY.
6a47f043d498 collected NEWS updates for HOLCF
huffman
parents: 36811
diff changeset
   778
6a47f043d498 collected NEWS updates for HOLCF
huffman
parents: 36811
diff changeset
   779
* The "admw" predicate has been removed, INCOMPATIBILITY.
6a47f043d498 collected NEWS updates for HOLCF
huffman
parents: 36811
diff changeset
   780
6a47f043d498 collected NEWS updates for HOLCF
huffman
parents: 36811
diff changeset
   781
* The constants cpair, cfst, and csnd have been removed in favor of
6a47f043d498 collected NEWS updates for HOLCF
huffman
parents: 36811
diff changeset
   782
Pair, fst, and snd from Isabelle/HOL, INCOMPATIBILITY.
6a47f043d498 collected NEWS updates for HOLCF
huffman
parents: 36811
diff changeset
   783
6a47f043d498 collected NEWS updates for HOLCF
huffman
parents: 36811
diff changeset
   784
33993
haftmann
parents: 33873
diff changeset
   785
*** ML ***
haftmann
parents: 33873
diff changeset
   786
37351
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   787
* Antiquotations for basic formal entities:
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   788
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   789
    @{class NAME}         -- type class
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   790
    @{class_syntax NAME}  -- syntax representation of the above
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   791
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   792
    @{type_name NAME}     -- logical type
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   793
    @{type_abbrev NAME}   -- type abbreviation
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   794
    @{nonterminal NAME}   -- type of concrete syntactic category
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   795
    @{type_syntax NAME}   -- syntax representation of any of the above
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   796
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   797
    @{const_name NAME}    -- logical constant (INCOMPATIBILITY)
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   798
    @{const_abbrev NAME}  -- abbreviated constant
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   799
    @{const_syntax NAME}  -- syntax representation of any of the above
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   800
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   801
* Antiquotation @{syntax_const NAME} ensures that NAME refers to a raw
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   802
syntax constant (cf. 'syntax' command).
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   803
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   804
* Antiquotation @{make_string} inlines a function to print arbitrary
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   805
values similar to the ML toplevel.  The result is compiler dependent
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   806
and may fall back on "?" in certain situations.
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   807
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   808
* Diagnostic commands 'ML_val' and 'ML_command' may refer to
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   809
antiquotations @{Isar.state} and @{Isar.goal}.  This replaces impure
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   810
Isar.state() and Isar.goal(), which belong to the old TTY loop and do
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   811
not work with the asynchronous Isar document model.
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   812
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   813
* Configuration options now admit dynamic default values, depending on
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   814
the context or even global references.
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   815
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   816
* SHA1.digest digests strings according to SHA-1 (see RFC 3174).  It
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   817
uses an efficient external library if available (for Poly/ML).
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   818
37144
fd6308b4df72 misc updates for release;
wenzelm
parents: 37143
diff changeset
   819
* Renamed some important ML structures, while keeping the old names
fd6308b4df72 misc updates for release;
wenzelm
parents: 37143
diff changeset
   820
for some time as aliases within the structure Legacy:
fd6308b4df72 misc updates for release;
wenzelm
parents: 37143
diff changeset
   821
fd6308b4df72 misc updates for release;
wenzelm
parents: 37143
diff changeset
   822
  OuterKeyword  ~>  Keyword
fd6308b4df72 misc updates for release;
wenzelm
parents: 37143
diff changeset
   823
  OuterLex      ~>  Token
fd6308b4df72 misc updates for release;
wenzelm
parents: 37143
diff changeset
   824
  OuterParse    ~>  Parse
fd6308b4df72 misc updates for release;
wenzelm
parents: 37143
diff changeset
   825
  OuterSyntax   ~>  Outer_Syntax
37216
3165bc303f66 modernized some structure names, keeping a few legacy aliases;
wenzelm
parents: 37158
diff changeset
   826
  PrintMode     ~>  Print_Mode
37144
fd6308b4df72 misc updates for release;
wenzelm
parents: 37143
diff changeset
   827
  SpecParse     ~>  Parse_Spec
37216
3165bc303f66 modernized some structure names, keeping a few legacy aliases;
wenzelm
parents: 37158
diff changeset
   828
  ThyInfo       ~>  Thy_Info
3165bc303f66 modernized some structure names, keeping a few legacy aliases;
wenzelm
parents: 37158
diff changeset
   829
  ThyLoad       ~>  Thy_Load
3165bc303f66 modernized some structure names, keeping a few legacy aliases;
wenzelm
parents: 37158
diff changeset
   830
  ThyOutput     ~>  Thy_Output
37145
01aa36932739 renamed structure TypeInfer to Type_Infer, keeping the old name as legacy alias for some time;
wenzelm
parents: 37144
diff changeset
   831
  TypeInfer     ~>  Type_Infer
37144
fd6308b4df72 misc updates for release;
wenzelm
parents: 37143
diff changeset
   832
fd6308b4df72 misc updates for release;
wenzelm
parents: 37143
diff changeset
   833
Note that "open Legacy" simplifies porting of sources, but forgetting
fd6308b4df72 misc updates for release;
wenzelm
parents: 37143
diff changeset
   834
to remove it again will complicate porting again in the future.
fd6308b4df72 misc updates for release;
wenzelm
parents: 37143
diff changeset
   835
fd6308b4df72 misc updates for release;
wenzelm
parents: 37143
diff changeset
   836
* Most operations that refer to a global context are named
fd6308b4df72 misc updates for release;
wenzelm
parents: 37143
diff changeset
   837
accordingly, e.g. Simplifier.global_context or
fd6308b4df72 misc updates for release;
wenzelm
parents: 37143
diff changeset
   838
ProofContext.init_global.  There are some situations where a global
fd6308b4df72 misc updates for release;
wenzelm
parents: 37143
diff changeset
   839
context actually works, but under normal circumstances one needs to
fd6308b4df72 misc updates for release;
wenzelm
parents: 37143
diff changeset
   840
pass the proper local context through the code!
fd6308b4df72 misc updates for release;
wenzelm
parents: 37143
diff changeset
   841
fd6308b4df72 misc updates for release;
wenzelm
parents: 37143
diff changeset
   842
* Discontinued old TheoryDataFun with its copy/init operation -- data
fd6308b4df72 misc updates for release;
wenzelm
parents: 37143
diff changeset
   843
needs to be pure.  Functor Theory_Data_PP retains the traditional
fd6308b4df72 misc updates for release;
wenzelm
parents: 37143
diff changeset
   844
Pretty.pp argument to merge, which is absent in the standard
fd6308b4df72 misc updates for release;
wenzelm
parents: 37143
diff changeset
   845
Theory_Data version.
36429
9d6b3be996d4 monotonic sort certification: sorts are no longer minimized at the kernel boundary, only when reading input from the end-user;
wenzelm
parents: 36416
diff changeset
   846
37144
fd6308b4df72 misc updates for release;
wenzelm
parents: 37143
diff changeset
   847
* Sorts.certify_sort and derived "cert" operations for types and terms
fd6308b4df72 misc updates for release;
wenzelm
parents: 37143
diff changeset
   848
no longer minimize sorts.  Thus certification at the boundary of the
fd6308b4df72 misc updates for release;
wenzelm
parents: 37143
diff changeset
   849
inference kernel becomes invariant under addition of class relations,
fd6308b4df72 misc updates for release;
wenzelm
parents: 37143
diff changeset
   850
which is an important monotonicity principle.  Sorts are now minimized
fd6308b4df72 misc updates for release;
wenzelm
parents: 37143
diff changeset
   851
in the syntax layer only, at the boundary between the end-user and the
fd6308b4df72 misc updates for release;
wenzelm
parents: 37143
diff changeset
   852
system.  Subtle INCOMPATIBILITY, may have to use Sign.minimize_sort
fd6308b4df72 misc updates for release;
wenzelm
parents: 37143
diff changeset
   853
explicitly in rare situations.
fd6308b4df72 misc updates for release;
wenzelm
parents: 37143
diff changeset
   854
35021
c839a4c670c6 renamed old-style Drule.standard to Drule.export_without_context, to emphasize that this is in no way a standard operation;
wenzelm
parents: 35009
diff changeset
   855
* Renamed old-style Drule.standard to Drule.export_without_context, to
c839a4c670c6 renamed old-style Drule.standard to Drule.export_without_context, to emphasize that this is in no way a standard operation;
wenzelm
parents: 35009
diff changeset
   856
emphasize that this is in no way a standard operation.
c839a4c670c6 renamed old-style Drule.standard to Drule.export_without_context, to emphasize that this is in no way a standard operation;
wenzelm
parents: 35009
diff changeset
   857
INCOMPATIBILITY.
c839a4c670c6 renamed old-style Drule.standard to Drule.export_without_context, to emphasize that this is in no way a standard operation;
wenzelm
parents: 35009
diff changeset
   858
34076
e3daf3c07381 Subgoal.FOCUS (and variants): resulting goal state is normalized as usual for resolution;
wenzelm
parents: 34062
diff changeset
   859
* Subgoal.FOCUS (and variants): resulting goal state is normalized as
e3daf3c07381 Subgoal.FOCUS (and variants): resulting goal state is normalized as usual for resolution;
wenzelm
parents: 34062
diff changeset
   860
usual for resolution.  Rare INCOMPATIBILITY.
e3daf3c07381 Subgoal.FOCUS (and variants): resulting goal state is normalized as usual for resolution;
wenzelm
parents: 34062
diff changeset
   861
35845
e5980f0ad025 renamed varify/unvarify operations to varify_global/unvarify_global to emphasize that these only work in a global situation;
wenzelm
parents: 35810
diff changeset
   862
* Renamed varify/unvarify operations to varify_global/unvarify_global
e5980f0ad025 renamed varify/unvarify operations to varify_global/unvarify_global to emphasize that these only work in a global situation;
wenzelm
parents: 35810
diff changeset
   863
to emphasize that these only work in a global situation (which is
e5980f0ad025 renamed varify/unvarify operations to varify_global/unvarify_global to emphasize that these only work in a global situation;
wenzelm
parents: 35810
diff changeset
   864
quite rare).
e5980f0ad025 renamed varify/unvarify operations to varify_global/unvarify_global to emphasize that these only work in a global situation;
wenzelm
parents: 35810
diff changeset
   865
37144
fd6308b4df72 misc updates for release;
wenzelm
parents: 37143
diff changeset
   866
* Curried take and drop in library.ML; negative length is interpreted
fd6308b4df72 misc updates for release;
wenzelm
parents: 37143
diff changeset
   867
as infinity (as in chop).  Subtle INCOMPATIBILITY.
36961
7b14afc02fc4 do not open Legacy by default;
wenzelm
parents: 36959
diff changeset
   868
37351
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   869
* Proof terms: type substitutions on proof constants now use canonical
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   870
order of type variables.  INCOMPATIBILITY for tools working with proof
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   871
terms.
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   872
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   873
* Raw axioms/defs may no longer carry sort constraints, and raw defs
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   874
may no longer carry premises.  User-level specifications are
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   875
transformed accordingly by Thm.add_axiom/add_def.
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   876
33993
haftmann
parents: 33873
diff changeset
   877
34238
b28be884edda discontinued special HOL_USEDIR_OPTIONS;
wenzelm
parents: 34170
diff changeset
   878
*** System ***
b28be884edda discontinued special HOL_USEDIR_OPTIONS;
wenzelm
parents: 34170
diff changeset
   879
b28be884edda discontinued special HOL_USEDIR_OPTIONS;
wenzelm
parents: 34170
diff changeset
   880
* Discontinued special HOL_USEDIR_OPTIONS for the main HOL image;
b28be884edda discontinued special HOL_USEDIR_OPTIONS;
wenzelm
parents: 34170
diff changeset
   881
ISABELLE_USEDIR_OPTIONS applies uniformly to all sessions.  Note that
b28be884edda discontinued special HOL_USEDIR_OPTIONS;
wenzelm
parents: 34170
diff changeset
   882
proof terms are enabled unconditionally in the new HOL-Proofs image.
b28be884edda discontinued special HOL_USEDIR_OPTIONS;
wenzelm
parents: 34170
diff changeset
   883
34255
2dd2547acb41 discontinued old ISABELLE and ISATOOL environment settings;
wenzelm
parents: 34238
diff changeset
   884
* Discontinued old ISABELLE and ISATOOL environment settings (legacy
2dd2547acb41 discontinued old ISABELLE and ISATOOL environment settings;
wenzelm
parents: 34238
diff changeset
   885
feature since Isabelle2009).  Use ISABELLE_PROCESS and ISABELLE_TOOL,
2dd2547acb41 discontinued old ISABELLE and ISATOOL environment settings;
wenzelm
parents: 34238
diff changeset
   886
respectively.
2dd2547acb41 discontinued old ISABELLE and ISATOOL environment settings;
wenzelm
parents: 34238
diff changeset
   887
36201
07d4f74abd12 polyml-platform script is superseded by ISABELLE_PLATFORM;
wenzelm
parents: 36178
diff changeset
   888
* Old lib/scripts/polyml-platform is superseded by the
07d4f74abd12 polyml-platform script is superseded by ISABELLE_PLATFORM;
wenzelm
parents: 36178
diff changeset
   889
ISABELLE_PLATFORM setting variable, which defaults to the 32 bit
07d4f74abd12 polyml-platform script is superseded by ISABELLE_PLATFORM;
wenzelm
parents: 36178
diff changeset
   890
variant, even on a 64 bit machine.  The following example setting
07d4f74abd12 polyml-platform script is superseded by ISABELLE_PLATFORM;
wenzelm
parents: 36178
diff changeset
   891
prefers 64 bit if available:
07d4f74abd12 polyml-platform script is superseded by ISABELLE_PLATFORM;
wenzelm
parents: 36178
diff changeset
   892
07d4f74abd12 polyml-platform script is superseded by ISABELLE_PLATFORM;
wenzelm
parents: 36178
diff changeset
   893
  ML_PLATFORM="${ISABELLE_PLATFORM64:-$ISABELLE_PLATFORM}"
07d4f74abd12 polyml-platform script is superseded by ISABELLE_PLATFORM;
wenzelm
parents: 36178
diff changeset
   894
37218
ffd587207d5d notes on Isabelle/jEdit;
wenzelm
parents: 37216
diff changeset
   895
* The preliminary Isabelle/jEdit application demonstrates the emerging
ffd587207d5d notes on Isabelle/jEdit;
wenzelm
parents: 37216
diff changeset
   896
Isabelle/Scala layer for advanced prover interaction and integration.
ffd587207d5d notes on Isabelle/jEdit;
wenzelm
parents: 37216
diff changeset
   897
See src/Tools/jEdit or "isabelle jedit" provided by the properly built
ffd587207d5d notes on Isabelle/jEdit;
wenzelm
parents: 37216
diff changeset
   898
component.
ffd587207d5d notes on Isabelle/jEdit;
wenzelm
parents: 37216
diff changeset
   899
37375
02592ec68afb NEWS: IsabelleText font;
wenzelm
parents: 37361
diff changeset
   900
* "IsabelleText" is a Unicode font derived from Bitstream Vera Mono
02592ec68afb NEWS: IsabelleText font;
wenzelm
parents: 37361
diff changeset
   901
and Bluesky TeX fonts.  It provides the usual Isabelle symbols,
02592ec68afb NEWS: IsabelleText font;
wenzelm
parents: 37361
diff changeset
   902
similar to the default assignment of the document preparation system
02592ec68afb NEWS: IsabelleText font;
wenzelm
parents: 37361
diff changeset
   903
(cf. isabellesym.sty).  The Isabelle/Scala class Isabelle_System
02592ec68afb NEWS: IsabelleText font;
wenzelm
parents: 37361
diff changeset
   904
provides some operations for direct access to the font without asking
02592ec68afb NEWS: IsabelleText font;
wenzelm
parents: 37361
diff changeset
   905
the user for manual installation.
02592ec68afb NEWS: IsabelleText font;
wenzelm
parents: 37361
diff changeset
   906
34238
b28be884edda discontinued special HOL_USEDIR_OPTIONS;
wenzelm
parents: 34170
diff changeset
   907
33993
haftmann
parents: 33873
diff changeset
   908
33842
efa1b89c79e0 misc tuning and updates for official release;
wenzelm
parents: 33827
diff changeset
   909
New in Isabelle2009-1 (December 2009)
efa1b89c79e0 misc tuning and updates for official release;
wenzelm
parents: 33827
diff changeset
   910
-------------------------------------
30904
cc6a6047a10f back to non-release mode;
wenzelm
parents: 30855
diff changeset
   911
31547
398c0f48a99e discontinued escaped symbols;
wenzelm
parents: 31481
diff changeset
   912
*** General ***
398c0f48a99e discontinued escaped symbols;
wenzelm
parents: 31481
diff changeset
   913
398c0f48a99e discontinued escaped symbols;
wenzelm
parents: 31481
diff changeset
   914
* Discontinued old form of "escaped symbols" such as \\<forall>.  Only
398c0f48a99e discontinued escaped symbols;
wenzelm
parents: 31481
diff changeset
   915
one backslash should be used, even in ML sources.
398c0f48a99e discontinued escaped symbols;
wenzelm
parents: 31481
diff changeset
   916
398c0f48a99e discontinued escaped symbols;
wenzelm
parents: 31481
diff changeset
   917
30951
a6e26a248f03 formal declaration of undefined parameters after class instantiation
haftmann
parents: 30949
diff changeset
   918
*** Pure ***
a6e26a248f03 formal declaration of undefined parameters after class instantiation
haftmann
parents: 30949
diff changeset
   919
32846
29941e925c82 News entry: inheritance of mixins; print_interps.
ballarin
parents: 32775
diff changeset
   920
* Locale interpretation propagates mixins along the locale hierarchy.
29941e925c82 News entry: inheritance of mixins; print_interps.
ballarin
parents: 32775
diff changeset
   921
The currently only available mixins are the equations used to map
29941e925c82 News entry: inheritance of mixins; print_interps.
ballarin
parents: 32775
diff changeset
   922
local definitions to terms of the target domain of an interpretation.
29941e925c82 News entry: inheritance of mixins; print_interps.
ballarin
parents: 32775
diff changeset
   923
33842
efa1b89c79e0 misc tuning and updates for official release;
wenzelm
parents: 33827
diff changeset
   924
* Reactivated diagnostic command 'print_interps'.  Use "print_interps
efa1b89c79e0 misc tuning and updates for official release;
wenzelm
parents: 33827
diff changeset
   925
loc" to print all interpretations of locale "loc" in the theory.
efa1b89c79e0 misc tuning and updates for official release;
wenzelm
parents: 33827
diff changeset
   926
Interpretations in proofs are not shown.
32846
29941e925c82 News entry: inheritance of mixins; print_interps.
ballarin
parents: 32775
diff changeset
   927
32983
a6914429005b Finished revisions of locales tutorial.
ballarin
parents: 32846
diff changeset
   928
* Thoroughly revised locales tutorial.  New section on conditional
a6914429005b Finished revisions of locales tutorial.
ballarin
parents: 32846
diff changeset
   929
interpretation.
a6914429005b Finished revisions of locales tutorial.
ballarin
parents: 32846
diff changeset
   930
33843
23d09560d56d more NEWS, more tuning for release;
wenzelm
parents: 33842
diff changeset
   931
* On instantiation of classes, remaining undefined class parameters
23d09560d56d more NEWS, more tuning for release;
wenzelm
parents: 33842
diff changeset
   932
are formally declared.  INCOMPATIBILITY.
23d09560d56d more NEWS, more tuning for release;
wenzelm
parents: 33842
diff changeset
   933
30951
a6e26a248f03 formal declaration of undefined parameters after class instantiation
haftmann
parents: 30949
diff changeset
   934
33842
efa1b89c79e0 misc tuning and updates for official release;
wenzelm
parents: 33827
diff changeset
   935
*** Document preparation ***
efa1b89c79e0 misc tuning and updates for official release;
wenzelm
parents: 33827
diff changeset
   936
efa1b89c79e0 misc tuning and updates for official release;
wenzelm
parents: 33827
diff changeset
   937
* New generalized style concept for printing terms: @{foo (style) ...}
efa1b89c79e0 misc tuning and updates for official release;
wenzelm
parents: 33827
diff changeset
   938
instead of @{foo_style style ...}  (old form is still retained for
efa1b89c79e0 misc tuning and updates for official release;
wenzelm
parents: 33827
diff changeset
   939
backward compatibility).  Styles can be also applied for
efa1b89c79e0 misc tuning and updates for official release;
wenzelm
parents: 33827
diff changeset
   940
antiquotations prop, term_type and typeof.
32891
d403b99287ff new generalized concept for term styles
haftmann
parents: 32846
diff changeset
   941
d403b99287ff new generalized concept for term styles
haftmann
parents: 32846
diff changeset
   942
30930
11010e5f18f0 tightended specification of class semiring_div
haftmann
parents: 30855
diff changeset
   943
*** HOL ***
11010e5f18f0 tightended specification of class semiring_div
haftmann
parents: 30855
diff changeset
   944
33842
efa1b89c79e0 misc tuning and updates for official release;
wenzelm
parents: 33827
diff changeset
   945
* New proof method "smt" for a combination of first-order logic with
efa1b89c79e0 misc tuning and updates for official release;
wenzelm
parents: 33827
diff changeset
   946
equality, linear and nonlinear (natural/integer/real) arithmetic, and
efa1b89c79e0 misc tuning and updates for official release;
wenzelm
parents: 33827
diff changeset
   947
fixed-size bitvectors; there is also basic support for higher-order
efa1b89c79e0 misc tuning and updates for official release;
wenzelm
parents: 33827
diff changeset
   948
features (esp. lambda abstractions).  It is an incomplete decision
efa1b89c79e0 misc tuning and updates for official release;
wenzelm
parents: 33827
diff changeset
   949
procedure based on external SMT solvers using the oracle mechanism;
efa1b89c79e0 misc tuning and updates for official release;
wenzelm
parents: 33827
diff changeset
   950
for the SMT solver Z3, this method is proof-producing.  Certificates
efa1b89c79e0 misc tuning and updates for official release;
wenzelm
parents: 33827
diff changeset
   951
are provided to avoid calling the external solvers solely for
efa1b89c79e0 misc tuning and updates for official release;
wenzelm
parents: 33827
diff changeset
   952
re-checking proofs.  Due to a remote SMT service there is no need for
efa1b89c79e0 misc tuning and updates for official release;
wenzelm
parents: 33827
diff changeset
   953
installing SMT solvers locally.  See src/HOL/SMT.
efa1b89c79e0 misc tuning and updates for official release;
wenzelm
parents: 33827
diff changeset
   954
efa1b89c79e0 misc tuning and updates for official release;
wenzelm
parents: 33827
diff changeset
   955
* New commands to load and prove verification conditions generated by
efa1b89c79e0 misc tuning and updates for official release;
wenzelm
parents: 33827
diff changeset
   956
the Boogie program verifier or derived systems (e.g. the Verifying C
efa1b89c79e0 misc tuning and updates for official release;
wenzelm
parents: 33827
diff changeset
   957
Compiler (VCC) or Spec#).  See src/HOL/Boogie.
efa1b89c79e0 misc tuning and updates for official release;
wenzelm
parents: 33827
diff changeset
   958
efa1b89c79e0 misc tuning and updates for official release;
wenzelm
parents: 33827
diff changeset
   959
* New counterexample generator tool 'nitpick' based on the Kodkod
efa1b89c79e0 misc tuning and updates for official release;
wenzelm
parents: 33827
diff changeset
   960
relational model finder.  See src/HOL/Tools/Nitpick and
efa1b89c79e0 misc tuning and updates for official release;
wenzelm
parents: 33827
diff changeset
   961
src/HOL/Nitpick_Examples.
efa1b89c79e0 misc tuning and updates for official release;
wenzelm
parents: 33827
diff changeset
   962
33860
dcd9affbd106 tuned NEWS
haftmann
parents: 33849
diff changeset
   963
* New commands 'code_pred' and 'values' to invoke the predicate
dcd9affbd106 tuned NEWS
haftmann
parents: 33849
diff changeset
   964
compiler and to enumerate values of inductive predicates.
dcd9affbd106 tuned NEWS
haftmann
parents: 33849
diff changeset
   965
dcd9affbd106 tuned NEWS
haftmann
parents: 33849
diff changeset
   966
* A tabled implementation of the reflexive transitive closure.
dcd9affbd106 tuned NEWS
haftmann
parents: 33849
diff changeset
   967
dcd9affbd106 tuned NEWS
haftmann
parents: 33849
diff changeset
   968
* New implementation of quickcheck uses generic code generator;
dcd9affbd106 tuned NEWS
haftmann
parents: 33849
diff changeset
   969
default generators are provided for all suitable HOL types, records
dcd9affbd106 tuned NEWS
haftmann
parents: 33849
diff changeset
   970
and datatypes.  Old quickcheck can be re-activated importing theory
dcd9affbd106 tuned NEWS
haftmann
parents: 33849
diff changeset
   971
Library/SML_Quickcheck.
dcd9affbd106 tuned NEWS
haftmann
parents: 33849
diff changeset
   972
33843
23d09560d56d more NEWS, more tuning for release;
wenzelm
parents: 33842
diff changeset
   973
* New testing tool Mirabelle for automated proof tools.  Applies
23d09560d56d more NEWS, more tuning for release;
wenzelm
parents: 33842
diff changeset
   974
several tools and tactics like sledgehammer, metis, or quickcheck, to
23d09560d56d more NEWS, more tuning for release;
wenzelm
parents: 33842
diff changeset
   975
every proof step in a theory.  To be used in batch mode via the
23d09560d56d more NEWS, more tuning for release;
wenzelm
parents: 33842
diff changeset
   976
"mirabelle" utility.
23d09560d56d more NEWS, more tuning for release;
wenzelm
parents: 33842
diff changeset
   977
23d09560d56d more NEWS, more tuning for release;
wenzelm
parents: 33842
diff changeset
   978
* New proof method "sos" (sum of squares) for nonlinear real
23d09560d56d more NEWS, more tuning for release;
wenzelm
parents: 33842
diff changeset
   979
arithmetic (originally due to John Harison). It requires theory
23d09560d56d more NEWS, more tuning for release;
wenzelm
parents: 33842
diff changeset
   980
Library/Sum_Of_Squares.  It is not a complete decision procedure but
23d09560d56d more NEWS, more tuning for release;
wenzelm
parents: 33842
diff changeset
   981
works well in practice on quantifier-free real arithmetic with +, -,
23d09560d56d more NEWS, more tuning for release;
wenzelm
parents: 33842
diff changeset
   982
*, ^, =, <= and <, i.e. boolean combinations of equalities and
23d09560d56d more NEWS, more tuning for release;
wenzelm
parents: 33842
diff changeset
   983
inequalities between polynomials.  It makes use of external
23d09560d56d more NEWS, more tuning for release;
wenzelm
parents: 33842
diff changeset
   984
semidefinite programming solvers.  Method "sos" generates a
23d09560d56d more NEWS, more tuning for release;
wenzelm
parents: 33842
diff changeset
   985
certificate that can be pasted into the proof thus avoiding the need
23d09560d56d more NEWS, more tuning for release;
wenzelm
parents: 33842
diff changeset
   986
to call an external tool every time the proof is checked.  See
23d09560d56d more NEWS, more tuning for release;
wenzelm
parents: 33842
diff changeset
   987
src/HOL/Library/Sum_Of_Squares.
23d09560d56d more NEWS, more tuning for release;
wenzelm
parents: 33842
diff changeset
   988
23d09560d56d more NEWS, more tuning for release;
wenzelm
parents: 33842
diff changeset
   989
* New method "linarith" invokes existing linear arithmetic decision
23d09560d56d more NEWS, more tuning for release;
wenzelm
parents: 33842
diff changeset
   990
procedure only.
23d09560d56d more NEWS, more tuning for release;
wenzelm
parents: 33842
diff changeset
   991
23d09560d56d more NEWS, more tuning for release;
wenzelm
parents: 33842
diff changeset
   992
* New command 'atp_minimal' reduces result produced by Sledgehammer.
23d09560d56d more NEWS, more tuning for release;
wenzelm
parents: 33842
diff changeset
   993
23d09560d56d more NEWS, more tuning for release;
wenzelm
parents: 33842
diff changeset
   994
* New Sledgehammer option "Full Types" in Proof General settings menu.
23d09560d56d more NEWS, more tuning for release;
wenzelm
parents: 33842
diff changeset
   995
Causes full type information to be output to the ATPs.  This slows
23d09560d56d more NEWS, more tuning for release;
wenzelm
parents: 33842
diff changeset
   996
ATPs down considerably but eliminates a source of unsound "proofs"
23d09560d56d more NEWS, more tuning for release;
wenzelm
parents: 33842
diff changeset
   997
that fail later.
23d09560d56d more NEWS, more tuning for release;
wenzelm
parents: 33842
diff changeset
   998
23d09560d56d more NEWS, more tuning for release;
wenzelm
parents: 33842
diff changeset
   999
* New method "metisFT": A version of metis that uses full type
23d09560d56d more NEWS, more tuning for release;
wenzelm
parents: 33842
diff changeset
  1000
information in order to avoid failures of proof reconstruction.
23d09560d56d more NEWS, more tuning for release;
wenzelm
parents: 33842
diff changeset
  1001
23d09560d56d more NEWS, more tuning for release;
wenzelm
parents: 33842
diff changeset
  1002
* New evaluator "approximate" approximates an real valued term using
23d09560d56d more NEWS, more tuning for release;
wenzelm
parents: 33842
diff changeset
  1003
the same method as the approximation method.
23d09560d56d more NEWS, more tuning for release;
wenzelm
parents: 33842
diff changeset
  1004
23d09560d56d more NEWS, more tuning for release;
wenzelm
parents: 33842
diff changeset
  1005
* Method "approximate" now supports arithmetic expressions as
23d09560d56d more NEWS, more tuning for release;
wenzelm
parents: 33842
diff changeset
  1006
boundaries of intervals and implements interval splitting and Taylor
23d09560d56d more NEWS, more tuning for release;
wenzelm
parents: 33842
diff changeset
  1007
series expansion.
23d09560d56d more NEWS, more tuning for release;
wenzelm
parents: 33842
diff changeset
  1008
23d09560d56d more NEWS, more tuning for release;
wenzelm
parents: 33842
diff changeset
  1009
* ML antiquotation @{code_datatype} inserts definition of a datatype
23d09560d56d more NEWS, more tuning for release;
wenzelm
parents: 33842
diff changeset
  1010
generated by the code generator; e.g. see src/HOL/Predicate.thy.
23d09560d56d more NEWS, more tuning for release;
wenzelm
parents: 33842
diff changeset
  1011
33860
dcd9affbd106 tuned NEWS
haftmann
parents: 33849
diff changeset
  1012
* New theory SupInf of the supremum and infimum operators for sets of
dcd9affbd106 tuned NEWS
haftmann
parents: 33849
diff changeset
  1013
reals.
dcd9affbd106 tuned NEWS
haftmann
parents: 33849
diff changeset
  1014
dcd9affbd106 tuned NEWS
haftmann
parents: 33849
diff changeset
  1015
* New theory Probability, which contains a development of measure
dcd9affbd106 tuned NEWS
haftmann
parents: 33849
diff changeset
  1016
theory, eventually leading to Lebesgue integration and probability.
dcd9affbd106 tuned NEWS
haftmann
parents: 33849
diff changeset
  1017
dcd9affbd106 tuned NEWS
haftmann
parents: 33849
diff changeset
  1018
* Extended Multivariate Analysis to include derivation and Brouwer's
dcd9affbd106 tuned NEWS
haftmann
parents: 33849
diff changeset
  1019
fixpoint theorem.
33843
23d09560d56d more NEWS, more tuning for release;
wenzelm
parents: 33842
diff changeset
  1020
33842
efa1b89c79e0 misc tuning and updates for official release;
wenzelm
parents: 33827
diff changeset
  1021
* Reorganization of number theory, INCOMPATIBILITY:
33873
e9120a7b2779 more tuning for release;
wenzelm
parents: 33860
diff changeset
  1022
  - new number theory development for nat and int, in theories Divides
e9120a7b2779 more tuning for release;
wenzelm
parents: 33860
diff changeset
  1023
    and GCD as well as in new session Number_Theory
e9120a7b2779 more tuning for release;
wenzelm
parents: 33860
diff changeset
  1024
  - some constants and facts now suffixed with _nat and _int
e9120a7b2779 more tuning for release;
wenzelm
parents: 33860
diff changeset
  1025
    accordingly
e9120a7b2779 more tuning for release;
wenzelm
parents: 33860
diff changeset
  1026
  - former session NumberTheory now named Old_Number_Theory, including
e9120a7b2779 more tuning for release;
wenzelm
parents: 33860
diff changeset
  1027
    theories Legacy_GCD and Primes (prefer Number_Theory if possible)
33842
efa1b89c79e0 misc tuning and updates for official release;
wenzelm
parents: 33827
diff changeset
  1028
  - moved theory Pocklington from src/HOL/Library to
efa1b89c79e0 misc tuning and updates for official release;
wenzelm
parents: 33827
diff changeset
  1029
    src/HOL/Old_Number_Theory
32479
521cc9bf2958 some reorganization of number theory
haftmann
parents: 32463
diff changeset
  1030
33873
e9120a7b2779 more tuning for release;
wenzelm
parents: 33860
diff changeset
  1031
* Theory GCD includes functions Gcd/GCD and Lcm/LCM for the gcd and
e9120a7b2779 more tuning for release;
wenzelm
parents: 33860
diff changeset
  1032
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
  1033
lattice.
1b3b0cc604ce tuned NEWS, added CONTRIBUTORS
haftmann
parents: 32597
diff changeset
  1034
1b3b0cc604ce tuned NEWS, added CONTRIBUTORS
haftmann
parents: 32597
diff changeset
  1035
* Class semiring_div requires superclass no_zero_divisors and proof of
1b3b0cc604ce tuned NEWS, added CONTRIBUTORS
haftmann
parents: 32597
diff changeset
  1036
div_mult_mult1; theorems div_mult_mult1, div_mult_mult2,
1b3b0cc604ce tuned NEWS, added CONTRIBUTORS
haftmann
parents: 32597
diff changeset
  1037
div_mult_mult1_if, div_mult_mult1 and div_mult_mult2 have been
1b3b0cc604ce tuned NEWS, added CONTRIBUTORS
haftmann
parents: 32597
diff changeset
  1038
generalized to class semiring_div, subsuming former theorems
1b3b0cc604ce tuned NEWS, added CONTRIBUTORS
haftmann
parents: 32597
diff changeset
  1039
zdiv_zmult_zmult1, zdiv_zmult_zmult1_if, zdiv_zmult_zmult1 and
1b3b0cc604ce tuned NEWS, added CONTRIBUTORS
haftmann
parents: 32597
diff changeset
  1040
zdiv_zmult_zmult2.  div_mult_mult1 is now [simp] by default.
1b3b0cc604ce tuned NEWS, added CONTRIBUTORS
haftmann
parents: 32597
diff changeset
  1041
INCOMPATIBILITY.
1b3b0cc604ce tuned NEWS, added CONTRIBUTORS
haftmann
parents: 32597
diff changeset
  1042
32588
5e06a1634e55 Inter and Union are mere abbreviations for Inf and Sup; tuned
haftmann
parents: 32485
diff changeset
  1043
* Refinements to lattice classes and sets:
32064
53ca12ff305d refinement of lattice classes
haftmann
parents: 31971
diff changeset
  1044
  - less default intro/elim rules in locale variant, more default
53ca12ff305d refinement of lattice classes
haftmann
parents: 31971
diff changeset
  1045
    intro/elim rules in class variant: more uniformity
33842
efa1b89c79e0 misc tuning and updates for official release;
wenzelm
parents: 33827
diff changeset
  1046
  - 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
  1047
    le_inf_iff
efa1b89c79e0 misc tuning and updates for official release;
wenzelm
parents: 33827
diff changeset
  1048
  - 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
  1049
    sup_aci)
32064
53ca12ff305d refinement of lattice classes
haftmann
parents: 31971
diff changeset
  1050
  - renamed ACI to inf_sup_aci
32600
1b3b0cc604ce tuned NEWS, added CONTRIBUTORS
haftmann
parents: 32597
diff changeset
  1051
  - new class "boolean_algebra"
33842
efa1b89c79e0 misc tuning and updates for official release;
wenzelm
parents: 33827
diff changeset
  1052
  - class "complete_lattice" moved to separate theory
33860
dcd9affbd106 tuned NEWS
haftmann
parents: 33849
diff changeset
  1053
    "Complete_Lattice"; corresponding constants (and abbreviations)
33842
efa1b89c79e0 misc tuning and updates for official release;
wenzelm
parents: 33827
diff changeset
  1054
    renamed and with authentic syntax:
33860
dcd9affbd106 tuned NEWS
haftmann
parents: 33849
diff changeset
  1055
    Set.Inf ~>    Complete_Lattice.Inf
dcd9affbd106 tuned NEWS
haftmann
parents: 33849
diff changeset
  1056
    Set.Sup ~>    Complete_Lattice.Sup
dcd9affbd106 tuned NEWS
haftmann
parents: 33849
diff changeset
  1057
    Set.INFI ~>   Complete_Lattice.INFI
dcd9affbd106 tuned NEWS
haftmann
parents: 33849
diff changeset
  1058
    Set.SUPR ~>   Complete_Lattice.SUPR
dcd9affbd106 tuned NEWS
haftmann
parents: 33849
diff changeset
  1059
    Set.Inter ~>  Complete_Lattice.Inter
dcd9affbd106 tuned NEWS
haftmann
parents: 33849
diff changeset
  1060
    Set.Union ~>  Complete_Lattice.Union
dcd9affbd106 tuned NEWS
haftmann
parents: 33849
diff changeset
  1061
    Set.INTER ~>  Complete_Lattice.INTER
dcd9affbd106 tuned NEWS
haftmann
parents: 33849
diff changeset
  1062
    Set.UNION ~>  Complete_Lattice.UNION
32600
1b3b0cc604ce tuned NEWS, added CONTRIBUTORS
haftmann
parents: 32597
diff changeset
  1063
  - authentic syntax for
1b3b0cc604ce tuned NEWS, added CONTRIBUTORS
haftmann
parents: 32597
diff changeset
  1064
    Set.Pow
1b3b0cc604ce tuned NEWS, added CONTRIBUTORS
haftmann
parents: 32597
diff changeset
  1065
    Set.image
32588
5e06a1634e55 Inter and Union are mere abbreviations for Inf and Sup; tuned
haftmann
parents: 32485
diff changeset
  1066
  - mere abbreviations:
5e06a1634e55 Inter and Union are mere abbreviations for Inf and Sup; tuned
haftmann
parents: 32485
diff changeset
  1067
    Set.empty               (for bot)
5e06a1634e55 Inter and Union are mere abbreviations for Inf and Sup; tuned
haftmann
parents: 32485
diff changeset
  1068
    Set.UNIV                (for top)
33860
dcd9affbd106 tuned NEWS
haftmann
parents: 33849
diff changeset
  1069
    Set.inter               (for inf, formerly Set.Int)
dcd9affbd106 tuned NEWS
haftmann
parents: 33849
diff changeset
  1070
    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
  1071
    Complete_Lattice.Inter  (for Inf)
5e06a1634e55 Inter and Union are mere abbreviations for Inf and Sup; tuned
haftmann
parents: 32485
diff changeset
  1072
    Complete_Lattice.Union  (for Sup)
32606
b5c3a8a75772 INTER and UNION are mere abbreviations for INFI and SUPR
haftmann
parents: 32600
diff changeset
  1073
    Complete_Lattice.INTER  (for INFI)
b5c3a8a75772 INTER and UNION are mere abbreviations for INFI and SUPR
haftmann
parents: 32600
diff changeset
  1074
    Complete_Lattice.UNION  (for SUPR)
32600
1b3b0cc604ce tuned NEWS, added CONTRIBUTORS
haftmann
parents: 32597
diff changeset
  1075
  - object-logic definitions as far as appropriate
32217
haftmann
parents: 32216
diff changeset
  1076
32691
cdf70f1fc9f9 added note on simp rules
haftmann
parents: 32686
diff changeset
  1077
INCOMPATIBILITY.  Care is required when theorems Int_subset_iff or
33842
efa1b89c79e0 misc tuning and updates for official release;
wenzelm
parents: 33827
diff changeset
  1078
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
  1079
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
  1080
deleted to achieve the desired effect.
32064
53ca12ff305d refinement of lattice classes
haftmann
parents: 31971
diff changeset
  1081
33842
efa1b89c79e0 misc tuning and updates for official release;
wenzelm
parents: 33827
diff changeset
  1082
* 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
  1083
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
  1084
etc.  INCOMPATIBILITY.
efa1b89c79e0 misc tuning and updates for official release;
wenzelm
parents: 33827
diff changeset
  1085
efa1b89c79e0 misc tuning and updates for official release;
wenzelm
parents: 33827
diff changeset
  1086
* 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
  1087
pred_set_conv by default.  INCOMPATIBILITY.
efa1b89c79e0 misc tuning and updates for official release;
wenzelm
parents: 33827
diff changeset
  1088
efa1b89c79e0 misc tuning and updates for official release;
wenzelm
parents: 33827
diff changeset
  1089
* Power operations on relations and functions are now one dedicated
32706
b68f3afdc137 NEWS; corrected spelling
haftmann
parents: 32697
diff changeset
  1090
constant "compow" with infix syntax "^^".  Power operation on
31547
398c0f48a99e discontinued escaped symbols;
wenzelm
parents: 31481
diff changeset
  1091
multiplicative monoids retains syntax "^" and is now defined generic
398c0f48a99e discontinued escaped symbols;
wenzelm
parents: 31481
diff changeset
  1092
in class power.  INCOMPATIBILITY.
398c0f48a99e discontinued escaped symbols;
wenzelm
parents: 31481
diff changeset
  1093
33842
efa1b89c79e0 misc tuning and updates for official release;
wenzelm
parents: 33827
diff changeset
  1094
* 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
  1095
"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
  1096
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
  1097
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
  1098
O_assoc[symmetric].  The same applies to the curried version "R OO S".
32427
0a94e1f264ce misc updates and tuning;
wenzelm
parents: 32388
diff changeset
  1099
33057
764547b68538 inv_onto -> inv_into
nipkow
parents: 33037
diff changeset
  1100
* 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
  1101
abbreviation for "inv_into UNIV".  Lemmas are renamed accordingly.
32988
d1d4d7a08a66 Inv -> inv_onto, inv abbr. inv_onto UNIV.
nipkow
parents: 32898
diff changeset
  1102
INCOMPATIBILITY.
d1d4d7a08a66 Inv -> inv_onto, inv abbr. inv_onto UNIV.
nipkow
parents: 32898
diff changeset
  1103
33860
dcd9affbd106 tuned NEWS
haftmann
parents: 33849
diff changeset
  1104
* Most rules produced by inductive and datatype package have mandatory
dcd9affbd106 tuned NEWS
haftmann
parents: 33849
diff changeset
  1105
prefixes.  INCOMPATIBILITY.
31790
05c92381363c corrected and unified thm names
nipkow
parents: 31784
diff changeset
  1106
33842
efa1b89c79e0 misc tuning and updates for official release;
wenzelm
parents: 33827
diff changeset
  1107
* 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
  1108
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
  1109
DERIV_intros assumes composition with an additional function and
efa1b89c79e0 misc tuning and updates for official release;
wenzelm
parents: 33827
diff changeset
  1110
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
  1111
Simplifier.  Hence (auto intro!: DERIV_intros) computes the derivative
33873
e9120a7b2779 more tuning for release;
wenzelm
parents: 33860
diff changeset
  1112
of most elementary terms.  Former Maclauren.DERIV_tac and
e9120a7b2779 more tuning for release;
wenzelm
parents: 33860
diff changeset
  1113
Maclauren.deriv_tac should be replaced by (auto intro!: DERIV_intros).
e9120a7b2779 more tuning for release;
wenzelm
parents: 33860
diff changeset
  1114
INCOMPATIBILITY.
33860
dcd9affbd106 tuned NEWS
haftmann
parents: 33849
diff changeset
  1115
dcd9affbd106 tuned NEWS
haftmann
parents: 33849
diff changeset
  1116
* Code generator attributes follow the usual underscore convention:
dcd9affbd106 tuned NEWS
haftmann
parents: 33849
diff changeset
  1117
    code_unfold     replaces    code unfold
dcd9affbd106 tuned NEWS
haftmann
parents: 33849
diff changeset
  1118
    code_post       replaces    code post
dcd9affbd106 tuned NEWS
haftmann
parents: 33849
diff changeset
  1119
    etc.
dcd9affbd106 tuned NEWS
haftmann
parents: 33849
diff changeset
  1120
  INCOMPATIBILITY.
31900
7c35d9ad0349 misc tuning;
wenzelm
parents: 31884
diff changeset
  1121
33471
5aef13872723 renamed method induct_scheme to induction_schema
krauss
parents: 33470
diff changeset
  1122
* Renamed methods:
5aef13872723 renamed method induct_scheme to induction_schema
krauss
parents: 33470
diff changeset
  1123
    sizechange -> size_change
5aef13872723 renamed method induct_scheme to induction_schema
krauss
parents: 33470
diff changeset
  1124
    induct_scheme -> induction_schema
33860
dcd9affbd106 tuned NEWS
haftmann
parents: 33849
diff changeset
  1125
  INCOMPATIBILITY.
33673
nipkow
parents: 33649
diff changeset
  1126
33843
23d09560d56d more NEWS, more tuning for release;
wenzelm
parents: 33842
diff changeset
  1127
* Discontinued abbreviation "arbitrary" of constant "undefined".
23d09560d56d more NEWS, more tuning for release;
wenzelm
parents: 33842
diff changeset
  1128
INCOMPATIBILITY, use "undefined" directly.
23d09560d56d more NEWS, more tuning for release;
wenzelm
parents: 33842
diff changeset
  1129
33860
dcd9affbd106 tuned NEWS
haftmann
parents: 33849
diff changeset
  1130
* Renamed theorems:
dcd9affbd106 tuned NEWS
haftmann
parents: 33849
diff changeset
  1131
    Suc_eq_add_numeral_1 -> Suc_eq_plus1
dcd9affbd106 tuned NEWS
haftmann
parents: 33849
diff changeset
  1132
    Suc_eq_add_numeral_1_left -> Suc_eq_plus1_left
dcd9affbd106 tuned NEWS
haftmann
parents: 33849
diff changeset
  1133
    Suc_plus1 -> Suc_eq_plus1
dcd9affbd106 tuned NEWS
haftmann
parents: 33849
diff changeset
  1134
    *anti_sym -> *antisym*
dcd9affbd106 tuned NEWS
haftmann
parents: 33849
diff changeset
  1135
    vector_less_eq_def -> vector_le_def
dcd9affbd106 tuned NEWS
haftmann
parents: 33849
diff changeset
  1136
  INCOMPATIBILITY.
dcd9affbd106 tuned NEWS
haftmann
parents: 33849
diff changeset
  1137
dcd9affbd106 tuned NEWS
haftmann
parents: 33849
diff changeset
  1138
* Added theorem List.map_map as [simp].  Removed List.map_compose.
dcd9affbd106 tuned NEWS
haftmann
parents: 33849
diff changeset
  1139
INCOMPATIBILITY.
dcd9affbd106 tuned NEWS
haftmann
parents: 33849
diff changeset
  1140
dcd9affbd106 tuned NEWS
haftmann
parents: 33849
diff changeset
  1141
* Removed predicate "M hassize n" (<--> card M = n & finite M).
dcd9affbd106 tuned NEWS
haftmann
parents: 33849
diff changeset
  1142
INCOMPATIBILITY.
dcd9affbd106 tuned NEWS
haftmann
parents: 33849
diff changeset
  1143
31812
73dc3a98669c NEWS updated
hoelzl
parents: 31810
diff changeset
  1144
33825
5dac897d91ce NEWS: HOLCF changes since the last release
huffman
parents: 33818
diff changeset
  1145
*** HOLCF ***
5dac897d91ce NEWS: HOLCF changes since the last release
huffman
parents: 33818
diff changeset
  1146
33842
efa1b89c79e0 misc tuning and updates for official release;
wenzelm
parents: 33827
diff changeset
  1147
* Theory Representable defines a class "rep" of domains that are
efa1b89c79e0 misc tuning and updates for official release;
wenzelm
parents: 33827
diff changeset
  1148
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
  1149
Instances are provided for all type constructors defined in HOLCF.
5dac897d91ce NEWS: HOLCF changes since the last release
huffman
parents: 33818
diff changeset
  1150
5dac897d91ce NEWS: HOLCF changes since the last release
huffman
parents: 33818
diff changeset
  1151
* The 'new_domain' command is a purely definitional version of the
5dac897d91ce NEWS: HOLCF changes since the last release
huffman
parents: 33818
diff changeset
  1152
domain package, for representable domains.  Syntax is identical to the
5dac897d91ce NEWS: HOLCF changes since the last release
huffman
parents: 33818
diff changeset
  1153
old domain package.  The 'new_domain' package also supports indirect
5dac897d91ce NEWS: HOLCF changes since the last release
huffman
parents: 33818
diff changeset
  1154
recursion using previously-defined type constructors.  See
33842
efa1b89c79e0 misc tuning and updates for official release;
wenzelm
parents: 33827
diff changeset
  1155
src/HOLCF/ex/New_Domain.thy for examples.
efa1b89c79e0 misc tuning and updates for official release;
wenzelm
parents: 33827
diff changeset
  1156
efa1b89c79e0 misc tuning and updates for official release;
wenzelm
parents: 33827
diff changeset
  1157
* 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
  1158
on the left-hand side of an equation, and then performs
5dac897d91ce NEWS: HOLCF changes since the last release
huffman
parents: 33818
diff changeset
  1159
simplification.  Rewriting is done using rules declared with the
33842
efa1b89c79e0 misc tuning and updates for official release;
wenzelm
parents: 33827
diff changeset
  1160
"fixrec_simp" attribute.  The "fixrec_simp" method is intended as a
efa1b89c79e0 misc tuning and updates for official release;
wenzelm
parents: 33827
diff changeset
  1161
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
  1162
5dac897d91ce NEWS: HOLCF changes since the last release
huffman
parents: 33818
diff changeset
  1163
* The pattern-match compiler in 'fixrec' can now handle constructors
5dac897d91ce NEWS: HOLCF changes since the last release
huffman
parents: 33818
diff changeset
  1164
with HOL function types.  Pattern-match combinators for the Pair
5dac897d91ce NEWS: HOLCF changes since the last release
huffman
parents: 33818
diff changeset
  1165
constructor are pre-configured.
5dac897d91ce NEWS: HOLCF changes since the last release
huffman
parents: 33818
diff changeset
  1166
5dac897d91ce NEWS: HOLCF changes since the last release
huffman
parents: 33818
diff changeset
  1167
* The 'fixrec' package now produces better fixed-point induction rules
5dac897d91ce NEWS: HOLCF changes since the last release
huffman
parents: 33818
diff changeset
  1168
for mutually-recursive definitions:  Induction rules have conclusions
5dac897d91ce NEWS: HOLCF changes since the last release
huffman
parents: 33818
diff changeset
  1169
of the form "P foo bar" instead of "P <foo, bar>".
5dac897d91ce NEWS: HOLCF changes since the last release
huffman
parents: 33818
diff changeset
  1170
5dac897d91ce NEWS: HOLCF changes since the last release
huffman
parents: 33818
diff changeset
  1171
* The constant "sq_le" (with infix syntax "<<" or "\<sqsubseteq>") has
5dac897d91ce NEWS: HOLCF changes since the last release
huffman
parents: 33818
diff changeset
  1172
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
  1173
theorem names.  (Legacy theorem names using "less" are still supported
efa1b89c79e0 misc tuning and updates for official release;
wenzelm
parents: 33827
diff changeset
  1174
as well.)
33825
5dac897d91ce NEWS: HOLCF changes since the last release
huffman
parents: 33818
diff changeset
  1175
5dac897d91ce NEWS: HOLCF changes since the last release
huffman
parents: 33818
diff changeset
  1176
* The 'fixrec' package now supports "bottom patterns".  Bottom
5dac897d91ce NEWS: HOLCF changes since the last release
huffman
parents: 33818
diff changeset
  1177
patterns can be used to generate strictness rules, or to make
5dac897d91ce NEWS: HOLCF changes since the last release
huffman
parents: 33818
diff changeset
  1178
functions more strict (much like the bang-patterns supported by the
33873
e9120a7b2779 more tuning for release;
wenzelm
parents: 33860
diff changeset
  1179
Glasgow Haskell Compiler).  See src/HOLCF/ex/Fixrec_ex.thy for
e9120a7b2779 more tuning for release;
wenzelm
parents: 33860
diff changeset
  1180
examples.
33825
5dac897d91ce NEWS: HOLCF changes since the last release
huffman
parents: 33818
diff changeset
  1181
5dac897d91ce NEWS: HOLCF changes since the last release
huffman
parents: 33818
diff changeset
  1182
31304
00a9c674cf40 eliminated old Method.add_method(s);
wenzelm
parents: 31001
diff changeset
  1183
*** ML ***
00a9c674cf40 eliminated old Method.add_method(s);
wenzelm
parents: 31001
diff changeset
  1184
33843
23d09560d56d more NEWS, more tuning for release;
wenzelm
parents: 33842
diff changeset
  1185
* Support for Poly/ML 5.3.0, with improved reporting of compiler
23d09560d56d more NEWS, more tuning for release;
wenzelm
parents: 33842
diff changeset
  1186
errors and run-time exceptions, including detailed source positions.
23d09560d56d more NEWS, more tuning for release;
wenzelm
parents: 33842
diff changeset
  1187
23d09560d56d more NEWS, more tuning for release;
wenzelm
parents: 33842
diff changeset
  1188
* Structure Name_Space (formerly NameSpace) now manages uniquely
23d09560d56d more NEWS, more tuning for release;
wenzelm
parents: 33842
diff changeset
  1189
identified entries, with some additional information such as source
23d09560d56d more NEWS, more tuning for release;
wenzelm
parents: 33842
diff changeset
  1190
position, logical grouping etc.
23d09560d56d more NEWS, more tuning for release;
wenzelm
parents: 33842
diff changeset
  1191
33524
a08e6c1cbc04 updated functor Theory_Data, Proof_Data, Generic_Data;
wenzelm
parents: 33472
diff changeset
  1192
* 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
  1193
modernized functors Theory_Data, Proof_Data, Generic_Data.  Data needs
a08e6c1cbc04 updated functor Theory_Data, Proof_Data, Generic_Data;
wenzelm
parents: 33472
diff changeset
  1194
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
  1195
copy operation) is still available for some time.
a08e6c1cbc04 updated functor Theory_Data, Proof_Data, Generic_Data;
wenzelm
parents: 33472
diff changeset
  1196
32742
58e5f4ae52a6 Synchronized and Unsynchronized;
wenzelm
parents: 32706
diff changeset
  1197
* Structure Synchronized (cf. src/Pure/Concurrent/synchronized.ML)
58e5f4ae52a6 Synchronized and Unsynchronized;
wenzelm
parents: 32706
diff changeset
  1198
provides a high-level programming interface to synchronized state
58e5f4ae52a6 Synchronized and Unsynchronized;
wenzelm
parents: 32706
diff changeset
  1199
variables with atomic update.  This works via pure function
58e5f4ae52a6 Synchronized and Unsynchronized;
wenzelm
parents: 32706
diff changeset
  1200
application within a critical section -- its runtime should be as
58e5f4ae52a6 Synchronized and Unsynchronized;
wenzelm
parents: 32706
diff changeset
  1201
short as possible; beware of deadlocks if critical code is nested,
58e5f4ae52a6 Synchronized and Unsynchronized;
wenzelm
parents: 32706
diff changeset
  1202
either directly or indirectly via other synchronized variables!
58e5f4ae52a6 Synchronized and Unsynchronized;
wenzelm
parents: 32706
diff changeset
  1203
58e5f4ae52a6 Synchronized and Unsynchronized;
wenzelm
parents: 32706
diff changeset
  1204
* Structure Unsynchronized (cf. src/Pure/ML-Systems/unsynchronized.ML)
58e5f4ae52a6 Synchronized and Unsynchronized;
wenzelm
parents: 32706
diff changeset
  1205
wraps raw ML references, explicitly indicating their non-thread-safe
58e5f4ae52a6 Synchronized and Unsynchronized;
wenzelm
parents: 32706
diff changeset
  1206
behaviour.  The Isar toplevel keeps this structure open, to
58e5f4ae52a6 Synchronized and Unsynchronized;
wenzelm
parents: 32706
diff changeset
  1207
accommodate Proof General as well as quick and dirty interactive
58e5f4ae52a6 Synchronized and Unsynchronized;
wenzelm
parents: 32706
diff changeset
  1208
experiments with references.
58e5f4ae52a6 Synchronized and Unsynchronized;
wenzelm
parents: 32706
diff changeset
  1209
32365
9b74d0339c44 added PARALLEL_CHOICE, PARALLEL_GOALS;
wenzelm
parents: 32326
diff changeset
  1210
* PARALLEL_CHOICE and PARALLEL_GOALS provide basic support for
9b74d0339c44 added PARALLEL_CHOICE, PARALLEL_GOALS;
wenzelm
parents: 32326
diff changeset
  1211
parallel tactical reasoning.
9b74d0339c44 added PARALLEL_CHOICE, PARALLEL_GOALS;
wenzelm
parents: 32326
diff changeset
  1212
32427
0a94e1f264ce misc updates and tuning;
wenzelm
parents: 32388
diff changeset
  1213
* Tacticals Subgoal.FOCUS, Subgoal.FOCUS_PREMS, Subgoal.FOCUS_PARAMS
0a94e1f264ce misc updates and tuning;
wenzelm
parents: 32388
diff changeset
  1214
are similar to SUBPROOF, but are slightly more flexible: only the
0a94e1f264ce misc updates and tuning;
wenzelm
parents: 32388
diff changeset
  1215
specified parts of the subgoal are imported into the context, and the
0a94e1f264ce misc updates and tuning;
wenzelm
parents: 32388
diff changeset
  1216
body tactic may introduce new subgoals and schematic variables.
0a94e1f264ce misc updates and tuning;
wenzelm
parents: 32388
diff changeset
  1217
0a94e1f264ce misc updates and tuning;
wenzelm
parents: 32388
diff changeset
  1218
* Old tactical METAHYPS, which does not observe the proof context, has
0a94e1f264ce misc updates and tuning;
wenzelm
parents: 32388
diff changeset
  1219
been renamed to Old_Goals.METAHYPS and awaits deletion.  Use SUBPROOF
0a94e1f264ce misc updates and tuning;
wenzelm
parents: 32388
diff changeset
  1220
or Subgoal.FOCUS etc.
32216
2f3d65d15149 tacticals FOCUS and FOCUS_PARAMS;
wenzelm
parents: 32151
diff changeset
  1221
31971
8c1b845ed105 renamed functor TableFun to Table, and GraphFun to Graph;
wenzelm
parents: 31901
diff changeset
  1222
* 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
  1223
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
  1224
separately.)  Minor INCOMPATIBILITY.
8c1b845ed105 renamed functor TableFun to Table, and GraphFun to Graph;
wenzelm
parents: 31901
diff changeset
  1225
31901
e280491f36b8 renamed NamedThmsFun to Named_Thms;
wenzelm
parents: 31900
diff changeset
  1226
* Renamed NamedThmsFun to Named_Thms.  INCOMPATIBILITY.
e280491f36b8 renamed NamedThmsFun to Named_Thms;
wenzelm
parents: 31900
diff changeset
  1227
33842
efa1b89c79e0 misc tuning and updates for official release;
wenzelm
parents: 33827
diff changeset
  1228
* Renamed several structures FooBar to Foo_Bar.  Occasional,
efa1b89c79e0 misc tuning and updates for official release;
wenzelm
parents: 33827
diff changeset
  1229
INCOMPATIBILITY.
efa1b89c79e0 misc tuning and updates for official release;
wenzelm
parents: 33827
diff changeset
  1230
33843
23d09560d56d more NEWS, more tuning for release;
wenzelm
parents: 33842
diff changeset
  1231
* Operations of structure Skip_Proof no longer require quick_and_dirty
23d09560d56d more NEWS, more tuning for release;
wenzelm
parents: 33842
diff changeset
  1232
mode, which avoids critical setmp.
23d09560d56d more NEWS, more tuning for release;
wenzelm
parents: 33842
diff changeset
  1233
31306
a74ee84288a0 eliminated old Attrib.add_attributes (and Attrib.syntax);
wenzelm
parents: 31304
diff changeset
  1234
* Eliminated old Attrib.add_attributes, Method.add_methods and related
33842
efa1b89c79e0 misc tuning and updates for official release;
wenzelm
parents: 33827
diff changeset
  1235
combinators for "args".  INCOMPATIBILITY, need to use simplified
31306
a74ee84288a0 eliminated old Attrib.add_attributes (and Attrib.syntax);
wenzelm
parents: 31304
diff changeset
  1236
Attrib/Method.setup introduced in Isabelle2009.
31304
00a9c674cf40 eliminated old Method.add_method(s);
wenzelm
parents: 31001
diff changeset
  1237
32151
2f65c45c2e7e Proper context for simpset_of, claset_of, clasimpset_of.
wenzelm
parents: 32136
diff changeset
  1238
* 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
  1239
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
  1240
last resort.  INCOMPATIBILITY.
2f65c45c2e7e Proper context for simpset_of, claset_of, clasimpset_of.
wenzelm
parents: 32136
diff changeset
  1241
32092
6a5995438266 Display.pretty_thm now requires a proper context;
wenzelm
parents: 32079
diff changeset
  1242
* Display.pretty_thm now requires a proper context (cf. former
6a5995438266 Display.pretty_thm now requires a proper context;
wenzelm
parents: 32079
diff changeset
  1243
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
  1244
or even Display.pretty_thm_without_context as last resort.
6a5995438266 Display.pretty_thm now requires a proper context;
wenzelm
parents: 32079
diff changeset
  1245
INCOMPATIBILITY.
6a5995438266 Display.pretty_thm now requires a proper context;
wenzelm
parents: 32079
diff changeset
  1246
32433
11661f4327bb discontinued Display.pretty_ctyp/cterm etc.;
wenzelm
parents: 32427
diff changeset
  1247
* Discontinued Display.pretty_ctyp/cterm etc.  INCOMPATIBILITY, use
11661f4327bb discontinued Display.pretty_ctyp/cterm etc.;
wenzelm
parents: 32427
diff changeset
  1248
Syntax.pretty_typ/term directly, preferably with proper context
11661f4327bb discontinued Display.pretty_ctyp/cterm etc.;
wenzelm
parents: 32427
diff changeset
  1249
instead of global theory.
11661f4327bb discontinued Display.pretty_ctyp/cterm etc.;
wenzelm
parents: 32427
diff changeset
  1250
31304
00a9c674cf40 eliminated old Method.add_method(s);
wenzelm
parents: 31001
diff changeset
  1251
31308
3fd52453ae81 discontinued support for Poly/ML 4.x versions;
wenzelm
parents: 31306
diff changeset
  1252
*** System ***
3fd52453ae81 discontinued support for Poly/ML 4.x versions;
wenzelm
parents: 31306
diff changeset
  1253
33842
efa1b89c79e0 misc tuning and updates for official release;
wenzelm
parents: 33827
diff changeset
  1254
* 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
  1255
(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
  1256
usedir option -q.
efa1b89c79e0 misc tuning and updates for official release;
wenzelm
parents: 33827
diff changeset
  1257
32326
9d70ecf11b7a etc/components;
wenzelm
parents: 32270
diff changeset
  1258
* Support for additional "Isabelle components" via etc/components, see
9d70ecf11b7a etc/components;
wenzelm
parents: 32270
diff changeset
  1259
also the system manual.
9d70ecf11b7a etc/components;
wenzelm
parents: 32270
diff changeset
  1260
9d70ecf11b7a etc/components;
wenzelm
parents: 32270
diff changeset
  1261
* The isabelle makeall tool now operates on all components with
9d70ecf11b7a etc/components;
wenzelm
parents: 32270
diff changeset
  1262
IsaMakefile, not just hardwired "logics".
9d70ecf11b7a etc/components;
wenzelm
parents: 32270
diff changeset
  1263
33842
efa1b89c79e0 misc tuning and updates for official release;
wenzelm
parents: 33827
diff changeset
  1264
* Removed "compress" option from isabelle-process and isabelle usedir;
efa1b89c79e0 misc tuning and updates for official release;
wenzelm
parents: 33827
diff changeset
  1265
this is always enabled.
33818
aa00c583f594 added NEWS item for wwwfind
kleing
parents: 33759
diff changeset
  1266
31308
3fd52453ae81 discontinued support for Poly/ML 4.x versions;
wenzelm
parents: 31306
diff changeset
  1267
* Discontinued support for Poly/ML 4.x versions.
3fd52453ae81 discontinued support for Poly/ML 4.x versions;
wenzelm
parents: 31306
diff changeset
  1268
33842
efa1b89c79e0 misc tuning and updates for official release;
wenzelm
parents: 33827
diff changeset
  1269
* Isabelle tool "wwwfind" provides web interface for 'find_theorems'
efa1b89c79e0 misc tuning and updates for official release;
wenzelm
parents: 33827
diff changeset
  1270
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
  1271
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
  1272
31308
3fd52453ae81 discontinued support for Poly/ML 4.x versions;
wenzelm
parents: 31306
diff changeset
  1273
31304
00a9c674cf40 eliminated old Method.add_method(s);
wenzelm
parents: 31001
diff changeset
  1274
30845
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
  1275
New in Isabelle2009 (April 2009)
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
  1276
--------------------------------
27104
791607529f6d rep_datatype command now takes list of constructors as input arguments
haftmann
parents: 27067
diff changeset
  1277
27599
ca23ef50c178 added command 'linear_undo';
wenzelm
parents: 27556
diff changeset
  1278
*** General ***
ca23ef50c178 added command 'linear_undo';
wenzelm
parents: 27556
diff changeset
  1279
28504
7ad7d7d6df47 simplified main Isabelle executables: removed Isabelle and isabelle (replaced by isabelle-process), renamed isatool to isabelle;
wenzelm
parents: 28475
diff changeset
  1280
* 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
  1281
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
  1282
7ad7d7d6df47 simplified main Isabelle executables: removed Isabelle and isabelle (replaced by isabelle-process), renamed isatool to isabelle;
wenzelm
parents: 28475
diff changeset
  1283
  - 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
  1284
    "isatool."
7ad7d7d6df47 simplified main Isabelle executables: removed Isabelle and isabelle (replaced by isabelle-process), renamed isatool to isabelle;
wenzelm
parents: 28475
diff changeset
  1285
7ad7d7d6df47 simplified main Isabelle executables: removed Isabelle and isabelle (replaced by isabelle-process), renamed isatool to isabelle;
wenzelm
parents: 28475
diff changeset
  1286
  - 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
  1287
    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
  1288
28915
0642cbb60c98 removed obsolete isabelle-interface executable and ISABELLE_INTERFACE setting;
wenzelm
parents: 28914
diff changeset
  1289
  - 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
  1290
    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
  1291
7ad7d7d6df47 simplified main Isabelle executables: removed Isabelle and isabelle (replaced by isabelle-process), renamed isatool to isabelle;
wenzelm
parents: 28475
diff changeset
  1292
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
  1293
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
  1294
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
  1295
28915
0642cbb60c98 removed obsolete isabelle-interface executable and ISABELLE_INTERFACE setting;
wenzelm
parents: 28914
diff changeset
  1296
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
  1297
the interface was uninstalled or changed otherwise.  Individual
0642cbb60c98 removed obsolete isabelle-interface executable and ISABELLE_INTERFACE setting;
wenzelm
parents: 28914
diff changeset
  1298
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
  1299
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
  1300
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
  1301
7ad7d7d6df47 simplified main Isabelle executables: removed Isabelle and isabelle (replaced by isabelle-process), renamed isatool to isabelle;
wenzelm
parents: 28475
diff changeset
  1302
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
  1303
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
  1304
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
  1305
28914
f993cbffc42a default for ISABELLE_HOME_USER is now ~/.isabelle instead of ~/isabelle;
wenzelm
parents: 28856
diff changeset
  1306
* 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
  1307
old ~/isabelle, which was slightly non-standard and apt to cause
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
  1308
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
  1309
f993cbffc42a default for ISABELLE_HOME_USER is now ~/.isabelle instead of ~/isabelle;
wenzelm
parents: 28856
diff changeset
  1310
INCOMPATIBILITY, need to move existing ~/isabelle/etc,
f993cbffc42a default for ISABELLE_HOME_USER is now ~/.isabelle instead of ~/isabelle;
wenzelm
parents: 28856
diff changeset
  1311
~/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
  1312
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
  1313
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
  1314
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
  1315
29161
9903e84a9c9c * Proofs of are run in parallel on multi-core systems;
wenzelm
parents: 29145
diff changeset
  1316
* Proofs of fully specified statements are run in parallel on
30845
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
  1317
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
  1318
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
  1319
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
  1320
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
  1321
* The main reference manuals ("isar-ref", "implementation", and
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
  1322
"system") have been updated and extended.  Formally checked references
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
  1323
as hyperlinks are now available uniformly.
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
  1324
30163
faf95eb3f375 * New prover for coherent logic (see src/Tools/coherent.ML).
wenzelm
parents: 30106
diff changeset
  1325
27599
ca23ef50c178 added command 'linear_undo';
wenzelm
parents: 27556
diff changeset
  1326
*** Pure ***
ca23ef50c178 added command 'linear_undo';
wenzelm
parents: 27556
diff changeset
  1327
30845
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
  1328
* Complete re-implementation of locales.  INCOMPATIBILITY in several
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
  1329
respects.  The most important changes are listed below.  See the
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
  1330
Tutorial on Locales ("locales" manual) for details.
29253
3c6cd80a4854 New locales.
ballarin
parents: 29197
diff changeset
  1331
3c6cd80a4854 New locales.
ballarin
parents: 29197
diff changeset
  1332
- In locale expressions, instantiation replaces renaming.  Parameters
3c6cd80a4854 New locales.
ballarin
parents: 29197
diff changeset
  1333
must be declared in a for clause.  To aid compatibility with previous
3c6cd80a4854 New locales.
ballarin
parents: 29197
diff changeset
  1334
parameter inheritance, in locale declarations, parameters that are not
3c6cd80a4854 New locales.
ballarin
parents: 29197
diff changeset
  1335
'touched' (instantiation position "_" or omitted) are implicitly added
3c6cd80a4854 New locales.
ballarin
parents: 29197
diff changeset
  1336
with their syntax at the beginning of the for clause.
3c6cd80a4854 New locales.
ballarin
parents: 29197
diff changeset
  1337
3c6cd80a4854 New locales.
ballarin
parents: 29197
diff changeset
  1338
- Syntax from abbreviations and definitions in locales is available in
3c6cd80a4854 New locales.
ballarin
parents: 29197
diff changeset
  1339
locale expressions and context elements.  The latter is particularly
3c6cd80a4854 New locales.
ballarin
parents: 29197
diff changeset
  1340
useful in locale declarations.
3c6cd80a4854 New locales.
ballarin
parents: 29197
diff changeset
  1341
3c6cd80a4854 New locales.
ballarin
parents: 29197
diff changeset
  1342
- More flexible mechanisms to qualify names generated by locale
3c6cd80a4854 New locales.
ballarin
parents: 29197
diff changeset
  1343
expressions.  Qualifiers (prefixes) may be specified in locale
30728
f0aeca99b5d9 interpretation/interpret: prefixes are mandatory by default;
wenzelm
parents: 30706
diff changeset
  1344
expressions, and can be marked as mandatory (syntax: "name!:") or
f0aeca99b5d9 interpretation/interpret: prefixes are mandatory by default;
wenzelm
parents: 30706
diff changeset
  1345
optional (syntax "name?:").  The default depends for plain "name:"
f0aeca99b5d9 interpretation/interpret: prefixes are mandatory by default;
wenzelm
parents: 30706
diff changeset
  1346
depends on the situation where a locale expression is used: in
f0aeca99b5d9 interpretation/interpret: prefixes are mandatory by default;
wenzelm
parents: 30706
diff changeset
  1347
commands 'locale' and 'sublocale' prefixes are optional, in
30845
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
  1348
'interpretation' and 'interpret' prefixes are mandatory.  The old
30728
f0aeca99b5d9 interpretation/interpret: prefixes are mandatory by default;
wenzelm
parents: 30706
diff changeset
  1349
implicit qualifiers derived from the parameter names of a locale are
f0aeca99b5d9 interpretation/interpret: prefixes are mandatory by default;
wenzelm
parents: 30706
diff changeset
  1350
no longer generated.
30106
351fc2f8493d tuned NEWS;
wenzelm
parents: 30085
diff changeset
  1351
30845
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
  1352
- Command "sublocale l < e" replaces "interpretation l < e".  The
30106
351fc2f8493d tuned NEWS;
wenzelm
parents: 30085
diff changeset
  1353
instantiation clause in "interpretation" and "interpret" (square
351fc2f8493d tuned NEWS;
wenzelm
parents: 30085
diff changeset
  1354
brackets) is no longer available.  Use locale expressions.
29253
3c6cd80a4854 New locales.
ballarin
parents: 29197
diff changeset
  1355
30845
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
  1356
- When converting proof scripts, mandatory qualifiers in
30728
f0aeca99b5d9 interpretation/interpret: prefixes are mandatory by default;
wenzelm
parents: 30706
diff changeset
  1357
'interpretation' and 'interpret' should be retained by default, even
30845
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
  1358
if this is an INCOMPATIBILITY compared to former behavior.  In the
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
  1359
worst case, use the "name?:" form for non-mandatory ones.  Qualifiers
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
  1360
in locale expressions range over a single locale instance only.
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
  1361
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
  1362
- Dropped locale element "includes".  This is a major INCOMPATIBILITY.
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
  1363
In existing theorem specifications replace the includes element by the
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
  1364
respective context elements of the included locale, omitting those
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
  1365
that are already present in the theorem specification.  Multiple
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
  1366
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
  1367
involving the locale predicate.  In the proof body, declarations (most
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
  1368
notably theorems) may be regained by interpreting the respective
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
  1369
locales in the proof context as required (command "interpret").
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
  1370
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
  1371
If using "includes" in replacement of a target solely because the
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
  1372
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
  1373
consider declaring a new locale with additional type constraints on
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
  1374
the parameters (context element "constrains").
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
  1375
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
  1376
- Discontinued "locale (open)".  INCOMPATIBILITY.
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
- Locale interpretation commands no longer attempt to simplify goal.
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
  1379
INCOMPATIBILITY: in rare situations the generated goal differs.  Use
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
  1380
methods intro_locales and unfold_locales to clarify.
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
  1381
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
  1382
- Locale interpretation commands no longer accept interpretation
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
  1383
attributes.  INCOMPATIBILITY.
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
  1384
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
  1385
* 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
  1386
list any longer, but is inferred from the specification.  Particularly
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
  1387
in HOL, write
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
  1388
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
  1389
    class foo = ...
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
  1390
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
  1391
instead of
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
  1392
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
  1393
    class foo = type + ...
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
  1394
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
  1395
* Class target: global versions of theorems stemming do not carry a
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
  1396
parameter prefix any longer.  INCOMPATIBILITY.
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
  1397
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
  1398
* Class 'instance' command no longer accepts attached definitions.
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
  1399
INCOMPATIBILITY, use proper 'instantiation' target instead.
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;
wenzelm
parents: 30741
diff changeset
  1400
9a887484de53 misc cleanup and rearrangements for Isabelle2009 release;