NEWS
author wenzelm
Sat, 20 Nov 2010 00:53:26 +0100
changeset 40627 becf5d5187cc
parent 40624 2df58ba31be7
child 40636 3bd9512ca486
child 40672 abd4e7358847
permissions -rw-r--r--
renamed raw "explode" function to "raw_explode" to emphasize its meaning;
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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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* System settings: ISABELLE_HOME_USER now includes ISABELLE_IDENTIFIER
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(and thus refers to something like $HOME/.isabelle/IsabelleXXXX),
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while the default heap location within that directory lacks that extra
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suffix.  This isolates multiple Isabelle installations from each
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other, avoiding problems with old settings in new versions.
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INCOMPATIBILITY, need to copy/upgrade old user settings manually.
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40127
e4f1275820b2 significantly improved Isabelle/Isar implementation manual;
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* Significantly improved Isabelle/Isar implementation manual.
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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_brackets                 show_brackets
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  show_sorts                    show_sorts
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  show_types                    show_types
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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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* Support for real valued configuration options, using simplistic
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floating-point notation that coincides with the inner syntax for
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float_token.
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40292
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* Support for real valued preferences (with approximative PGIP type).
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* Interpretation command 'interpret' accepts a list of equations like
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'interpretation' does.
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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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39215
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* Discontinued ancient 'constdefs' command.  INCOMPATIBILITY, use
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'definition' instead.
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78b185bf7660 clarified @{type} antiquotation: abbreviations and nonterminals count as "syntactic", disallow TFrees;
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* Document antiquotations @{class} and @{type} for printing classes
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and type constructors.
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*** HOL ***
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* Theory Multiset provides stable quicksort implementation of sort_key.
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40247
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* Quickcheck now has a configurable time limit which is set to 30 seconds
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by default. This can be changed by adding [timeout = n] to the quickcheck
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command. The time limit for auto quickcheck is still set independently,
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by default to 5 seconds.
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40183
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* New command 'partial_function' provides basic support for recursive
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function definitions over complete partial orders. Concrete instances
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are provided for i) the option type, ii) tail recursion on arbitrary
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types, and iii) the heap monad of Imperative_HOL. See
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HOL/ex/Fundefs.thy and HOL/Imperative_HOL/ex/Linked_Lists.thy for
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examples.
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* Predicates `distinct` and `sorted` now defined inductively, with nice
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induction rules.  INCOMPATIBILITY: former distinct.simps and sorted.simps
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now named distinct_simps and sorted_simps.
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* Constant `contents` renamed to `the_elem`, to free the generic name
10097e0a9dbd constant `contents` renamed to `the_elem`
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contents for other uses.  INCOMPATIBILITY.
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* Dropped old primrec package.  INCOMPATIBILITY.
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ad436fa9fc5b CONTRIBUTORS and NEWS
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* Improved infrastructure for term evaluation using code generator
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techniques, in particular static evaluation conversions.
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39771
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* String.literal is a type, but not a datatype.  INCOMPATIBILITY.
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* Renamed lemmas:
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  expand_fun_eq -> fun_eq_iff
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  expand_set_eq -> set_eq_iff
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  set_ext -> set_eqI
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 INCOMPATIBILITY.
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* Renamed lemma list: nat_number -> eval_nat_numeral
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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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38814
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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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8fa437809c67 dropped type classes mult_mono and mult_mono1; tuned names of technical rule duplicates
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* Dropped type classes mult_mono and mult_mono1.  INCOMPATIBILITY.
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* Removed output syntax "'a ~=> 'b" for "'a => 'b option". INCOMPATIBILITY.
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38622
86fc906dcd86 split and enriched theory SetsAndFunctions
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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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38545
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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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* Name "Plus" of disjoint sum operator "<+>" is now hidden.
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  Write Sum_Type.Plus.
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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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3581483cca6c qualified types "+" and nat; qualified constants Ball, Bex, Suc, curry; modernized some specifications
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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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    Bex ~> Set.Bex
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    Suc ~> Nat.Suc
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    Pair ~> Product_Type.Pair
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    fst ~> Product_Type.fst
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    snd ~> Product_Type.snd
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    curry ~> Product_Type.curry
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    op : ~> Set.member
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    Collect ~> Set.Collect
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INCOMPATIBILITY.
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* Removed simplifier congruence rule of "prod_case", as has for long
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been the case with "split".  INCOMPATIBILITY.
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37423
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* Datatype package: theorems generated for executable equality
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(class eq) carry proper names and are treated as default code
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equations.
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* Removed lemma Option.is_none_none (Duplicate of is_none_def).
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INCOMPATIBILITY.
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* List.thy: use various operations from the Haskell prelude when
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generating Haskell code.
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* Multiset.thy: renamed empty_idemp -> empty_neutral
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* code_simp.ML and method code_simp: simplification with rules determined
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by code generator.
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037ee7b712b2 added code_simp infrastructure
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* code generator: do not print function definitions for case
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combinators any longer.
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* Multivariate Analysis: Introduced a type class for euclidean space. Most
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theorems are now stated in terms of euclidean spaces instead of finite
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cartesian products.
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  types
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    real ^ 'n ~>  'a::real_vector
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              ~>  'a::euclidean_space
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              ~>  'a::ordered_euclidean_space
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        (depends on your needs)
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  constants
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     _ $ _        ~> _ $$ _
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     \<chi> x. _  ~> \<chi>\<chi> x. _
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     CARD('n)     ~> DIM('a)
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Also note that the indices are now natural numbers and not from some finite
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type. Finite cartesian products of euclidean spaces, products of euclidean
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spaces the real and complex numbers are instantiated to be euclidean_spaces.
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INCOMPATIBILITY.
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* Probability: Introduced pinfreal as real numbers with infinity. Use pinfreal
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as value for measures. Introduces Lebesgue Measure based on the integral in
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Multivariate Analysis. Proved Radon Nikodym for arbitrary sigma finite measure
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spaces.
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 INCOMPATIBILITY.
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* Inductive package: offers new command "inductive_simps" to automatically
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derive instantiated and simplified equations for inductive predicates,
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similar to inductive_cases.
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39077
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* "bij f" is now an abbreviation of "bij_betw f UNIV UNIV". surj_on is a
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generalization of surj, and "surj f" is now a abbreviation of "surj_on f UNIV".
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The theorems bij_def and surj_def are unchanged.
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* Function package: .psimps rules are no longer implicitly declared [simp].
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INCOMPATIBILITY.
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* Weaker versions of the "meson" and "metis" proof methods are now available in
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  "HOL-Plain", without dependency on "Hilbert_Choice". The proof methods become
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  more powerful after "Hilbert_Choice" is loaded in "HOL-Main".
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* MESON: Renamed lemmas:
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  meson_not_conjD ~> Meson.not_conjD
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  meson_not_disjD ~> Meson.not_disjD
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  meson_not_notD ~> Meson.not_notD
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  meson_not_allD ~> Meson.not_allD
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  meson_not_exD ~> Meson.not_exD
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  meson_imp_to_disjD ~> Meson.imp_to_disjD
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  meson_not_impD ~> Meson.not_impD
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  meson_iff_to_disjD ~> Meson.iff_to_disjD
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  meson_not_iffD ~> Meson.not_iffD
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  meson_not_refl_disj_D ~> Meson.not_refl_disj_D
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  meson_conj_exD1 ~> Meson.conj_exD1
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  meson_conj_exD2 ~> Meson.conj_exD2
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  meson_disj_exD ~> Meson.disj_exD
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  meson_disj_exD1 ~> Meson.disj_exD1
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  meson_disj_exD2 ~> Meson.disj_exD2
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  meson_disj_assoc ~> Meson.disj_assoc
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  meson_disj_comm ~> Meson.disj_comm
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  meson_disj_FalseD1 ~> Meson.disj_FalseD1
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  meson_disj_FalseD2 ~> Meson.disj_FalseD2
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INCOMPATIBILITY.
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40116
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* Auto Solve: Renamed "Auto Solve Direct". The tool is now available manually as
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  "solve_direct".
9ed3711366c8 introduced manual version of "Auto Solve" as "solve_direct"
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   315
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   316
* Sledgehammer:
40600
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   317
  - Added "smt" and "remote_smt" provers based on the "smt" proof method. See
c2ca0eb91d99 mention Sledgehammer with SMT
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   318
    the Sledgehammer manual for details ("isabelle doc sledgehammer").
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   319
  - Renamed lemmas:
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   320
    COMBI_def ~> Meson.COMBI_def
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   321
    COMBK_def ~> Meson.COMBK_def
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   322
    COMBB_def ~> Meson.COMBB_def
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   323
    COMBC_def ~> Meson.COMBC_def
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   324
    COMBS_def ~> Meson.COMBS_def
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   325
    abs_I ~> Meson.abs_I
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   326
    abs_K ~> Meson.abs_K
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   327
    abs_B ~> Meson.abs_B
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   328
    abs_C ~> Meson.abs_C
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   329
    abs_S ~> Meson.abs_S
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   330
    INCOMPATIBILITY.
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   331
  - Renamed commands:
6ad9081665db use consistent terminology in Sledgehammer: "prover = ATP or SMT solver or ..."
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   332
    sledgehammer atp_info ~> sledgehammer running_provers
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   333
    sledgehammer atp_kill ~> sledgehammer kill_provers
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   334
    sledgehammer available_atps ~> sledgehammer available_provers
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   335
    INCOMPATIBILITY.
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   336
  - Renamed options:
6ad9081665db use consistent terminology in Sledgehammer: "prover = ATP or SMT solver or ..."
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   337
    sledgehammer [atps = ...] ~> sledgehammer [provers = ...]
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   338
    sledgehammer [atp = ...] ~> sledgehammer [prover = ...]
40341
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   339
    sledgehammer [timeout = 77 s] ~> sledgehammer [timeout = 77]
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   340
    (and "ms" and "min" are no longer supported)
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   341
    INCOMPATIBILITY.
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   342
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   343
* Nitpick:
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   344
  - Renamed options:
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   345
    nitpick [timeout = 77 s] ~> nitpick [timeout = 77]
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diff changeset
   346
    nitpick [tac_timeout = 777 ms] ~> nitpick [tac_timeout = 0.777]
40059
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   347
    INCOMPATIBILITY.
39957
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   348
40162
7f58a9a843c2 joined setup of SMT solvers in one place; turned Z3-specific options into SMT options (renamed configuration options from z3_* to smt_*); more detailed SMT exception; improved SMT filter interface
boehmes
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   349
* Changed SMT configuration options:
7f58a9a843c2 joined setup of SMT solvers in one place; turned Z3-specific options into SMT options (renamed configuration options from z3_* to smt_*); more detailed SMT exception; improved SMT filter interface
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parents: 40128
diff changeset
   350
  - Renamed:
7f58a9a843c2 joined setup of SMT solvers in one place; turned Z3-specific options into SMT options (renamed configuration options from z3_* to smt_*); more detailed SMT exception; improved SMT filter interface
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diff changeset
   351
    z3_proofs ~> smt_oracle (with swapped semantics)
7f58a9a843c2 joined setup of SMT solvers in one place; turned Z3-specific options into SMT options (renamed configuration options from z3_* to smt_*); more detailed SMT exception; improved SMT filter interface
boehmes
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diff changeset
   352
    z3_trace_assms ~> smt_trace_used_facts
7f58a9a843c2 joined setup of SMT solvers in one place; turned Z3-specific options into SMT options (renamed configuration options from z3_* to smt_*); more detailed SMT exception; improved SMT filter interface
boehmes
parents: 40128
diff changeset
   353
    INCOMPATIBILITY.
7f58a9a843c2 joined setup of SMT solvers in one place; turned Z3-specific options into SMT options (renamed configuration options from z3_* to smt_*); more detailed SMT exception; improved SMT filter interface
boehmes
parents: 40128
diff changeset
   354
  - Added:
40424
7550b2cba1cb better modularization: moved SMT configuration options and diagnostics as well as SMT failure and exception into separate structures (both of which are loaded first and consequently are available to other SMT structures)
boehmes
parents: 40388
diff changeset
   355
    smt_verbose
7550b2cba1cb better modularization: moved SMT configuration options and diagnostics as well as SMT failure and exception into separate structures (both of which are loaded first and consequently are available to other SMT structures)
boehmes
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diff changeset
   356
    smt_datatypes
40162
7f58a9a843c2 joined setup of SMT solvers in one place; turned Z3-specific options into SMT options (renamed configuration options from z3_* to smt_*); more detailed SMT exception; improved SMT filter interface
boehmes
parents: 40128
diff changeset
   357
    cvc3_options
7f58a9a843c2 joined setup of SMT solvers in one place; turned Z3-specific options into SMT options (renamed configuration options from z3_* to smt_*); more detailed SMT exception; improved SMT filter interface
boehmes
parents: 40128
diff changeset
   358
    yices_options
39957
2f2d90cc31a2 document latest changes to Meson/Metis/Sledgehammer
blanchet
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diff changeset
   359
40580
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boehmes
parents: 40424
diff changeset
   360
* Boogie output files (.b2i files) need to be declared in the
0592d3a39c08 require the b2i file ending in the boogie_open command (for consistency with the theory header)
boehmes
parents: 40424
diff changeset
   361
theory header.
0592d3a39c08 require the b2i file ending in the boogie_open command (for consistency with the theory header)
boehmes
parents: 40424
diff changeset
   362
40388
cb9fd7dd641c abolished obscure goal variant of [split_format] -- unused (cf. d1c14898fd04), unrelated to '(complete)' variant, and not at all canonical
krauss
parents: 40387
diff changeset
   363
* Removed [split_format ... and ... and ...] version of
cb9fd7dd641c abolished obscure goal variant of [split_format] -- unused (cf. d1c14898fd04), unrelated to '(complete)' variant, and not at all canonical
krauss
parents: 40387
diff changeset
   364
[split_format].  Potential INCOMPATIBILITY.
cb9fd7dd641c abolished obscure goal variant of [split_format] -- unused (cf. d1c14898fd04), unrelated to '(complete)' variant, and not at all canonical
krauss
parents: 40387
diff changeset
   365
40621
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diff changeset
   366
86f598f84188 accumulated NEWS updates for HOLCF
huffman
parents: 40580
diff changeset
   367
*** HOLCF ***
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diff changeset
   368
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diff changeset
   369
* The domain package now runs in definitional mode by default: The
86f598f84188 accumulated NEWS updates for HOLCF
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diff changeset
   370
former command 'new_domain' is now called 'domain'. To use the domain
86f598f84188 accumulated NEWS updates for HOLCF
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diff changeset
   371
package in its original axiomatic mode, use 'domain (unsafe)'.
86f598f84188 accumulated NEWS updates for HOLCF
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diff changeset
   372
INCOMPATIBILITY.
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diff changeset
   373
86f598f84188 accumulated NEWS updates for HOLCF
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diff changeset
   374
* The new class 'domain' is now the default sort; the definitional
86f598f84188 accumulated NEWS updates for HOLCF
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parents: 40580
diff changeset
   375
domain package and the powerdomain theories both require this class.
86f598f84188 accumulated NEWS updates for HOLCF
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diff changeset
   376
The new class 'predomain' is an unpointed version of 'domain'.
86f598f84188 accumulated NEWS updates for HOLCF
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diff changeset
   377
Theories can be updated by replacing sort annotations as shown below.
86f598f84188 accumulated NEWS updates for HOLCF
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diff changeset
   378
INCOMPATIBILITY.
86f598f84188 accumulated NEWS updates for HOLCF
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diff changeset
   379
86f598f84188 accumulated NEWS updates for HOLCF
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diff changeset
   380
  'a::type ~> 'a::countable
86f598f84188 accumulated NEWS updates for HOLCF
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parents: 40580
diff changeset
   381
  'a::cpo  ~> 'a::predomain
86f598f84188 accumulated NEWS updates for HOLCF
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diff changeset
   382
  'a::pcpo ~> 'a::domain
86f598f84188 accumulated NEWS updates for HOLCF
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parents: 40580
diff changeset
   383
86f598f84188 accumulated NEWS updates for HOLCF
huffman
parents: 40580
diff changeset
   384
* The old type class 'rep' has been superseded by class 'domain'.
86f598f84188 accumulated NEWS updates for HOLCF
huffman
parents: 40580
diff changeset
   385
Accordingly, users of the definitional package must remove any
86f598f84188 accumulated NEWS updates for HOLCF
huffman
parents: 40580
diff changeset
   386
'default_sort rep' declarations. INCOMPATIBILITY.
86f598f84188 accumulated NEWS updates for HOLCF
huffman
parents: 40580
diff changeset
   387
86f598f84188 accumulated NEWS updates for HOLCF
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parents: 40580
diff changeset
   388
* The old type classes 'profinite' and 'bifinite', along with the
86f598f84188 accumulated NEWS updates for HOLCF
huffman
parents: 40580
diff changeset
   389
overloaded constant 'approx' have been removed. INCOMPATIBILITY.
86f598f84188 accumulated NEWS updates for HOLCF
huffman
parents: 40580
diff changeset
   390
86f598f84188 accumulated NEWS updates for HOLCF
huffman
parents: 40580
diff changeset
   391
* The type 'udom alg_defl' has been replaced by the non-parameterized
86f598f84188 accumulated NEWS updates for HOLCF
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parents: 40580
diff changeset
   392
type 'defl'. HOLCF no longer defines an embedding of type defl into
86f598f84188 accumulated NEWS updates for HOLCF
huffman
parents: 40580
diff changeset
   393
udom by default; the instance proof defl :: domain is now available in
86f598f84188 accumulated NEWS updates for HOLCF
huffman
parents: 40580
diff changeset
   394
HOLCF/Library/Defl_Bifinite.thy.
86f598f84188 accumulated NEWS updates for HOLCF
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parents: 40580
diff changeset
   395
86f598f84188 accumulated NEWS updates for HOLCF
huffman
parents: 40580
diff changeset
   396
* The syntax 'REP('a)' has been replaced with 'DEFL('a)'.
86f598f84188 accumulated NEWS updates for HOLCF
huffman
parents: 40580
diff changeset
   397
86f598f84188 accumulated NEWS updates for HOLCF
huffman
parents: 40580
diff changeset
   398
* The predicate 'directed' has been removed. INCOMPATIBILITY.
86f598f84188 accumulated NEWS updates for HOLCF
huffman
parents: 40580
diff changeset
   399
86f598f84188 accumulated NEWS updates for HOLCF
huffman
parents: 40580
diff changeset
   400
* The type class 'finite_po' has been removed. INCOMPATIBILITY.
86f598f84188 accumulated NEWS updates for HOLCF
huffman
parents: 40580
diff changeset
   401
86f598f84188 accumulated NEWS updates for HOLCF
huffman
parents: 40580
diff changeset
   402
* Renamed some theorems (the original names are also still available).
86f598f84188 accumulated NEWS updates for HOLCF
huffman
parents: 40580
diff changeset
   403
  expand_fun_below   ~> fun_below_iff
86f598f84188 accumulated NEWS updates for HOLCF
huffman
parents: 40580
diff changeset
   404
  below_fun_ext      ~> fun_belowI
86f598f84188 accumulated NEWS updates for HOLCF
huffman
parents: 40580
diff changeset
   405
  expand_cfun_eq     ~> cfun_eq_iff
86f598f84188 accumulated NEWS updates for HOLCF
huffman
parents: 40580
diff changeset
   406
  ext_cfun           ~> cfun_eqI
86f598f84188 accumulated NEWS updates for HOLCF
huffman
parents: 40580
diff changeset
   407
  expand_cfun_below  ~> cfun_below_iff
86f598f84188 accumulated NEWS updates for HOLCF
huffman
parents: 40580
diff changeset
   408
  below_cfun_ext     ~> cfun_belowI
86f598f84188 accumulated NEWS updates for HOLCF
huffman
parents: 40580
diff changeset
   409
  cont2cont_Rep_CFun ~> cont2cont_APP
86f598f84188 accumulated NEWS updates for HOLCF
huffman
parents: 40580
diff changeset
   410
86f598f84188 accumulated NEWS updates for HOLCF
huffman
parents: 40580
diff changeset
   411
* The Abs and Rep functions for various types have changed names.
86f598f84188 accumulated NEWS updates for HOLCF
huffman
parents: 40580
diff changeset
   412
Related theorem names have also changed to match. INCOMPATIBILITY. 
86f598f84188 accumulated NEWS updates for HOLCF
huffman
parents: 40580
diff changeset
   413
  Rep_CFun  ~> Rep_cfun
86f598f84188 accumulated NEWS updates for HOLCF
huffman
parents: 40580
diff changeset
   414
  Abs_CFun  ~> Abs_cfun
86f598f84188 accumulated NEWS updates for HOLCF
huffman
parents: 40580
diff changeset
   415
  Rep_Sprod ~> Rep_sprod
86f598f84188 accumulated NEWS updates for HOLCF
huffman
parents: 40580
diff changeset
   416
  Abs_Sprod ~> Abs_sprod
86f598f84188 accumulated NEWS updates for HOLCF
huffman
parents: 40580
diff changeset
   417
  Rep_Ssum  ~> Rep_ssum
86f598f84188 accumulated NEWS updates for HOLCF
huffman
parents: 40580
diff changeset
   418
  Abs_Ssum  ~> Abs_ssum
86f598f84188 accumulated NEWS updates for HOLCF
huffman
parents: 40580
diff changeset
   419
86f598f84188 accumulated NEWS updates for HOLCF
huffman
parents: 40580
diff changeset
   420
* Lemmas with names of the form *_defined_iff or *_strict_iff have
86f598f84188 accumulated NEWS updates for HOLCF
huffman
parents: 40580
diff changeset
   421
been renamed to *_bottom_iff. INCOMPATIBILITY.
86f598f84188 accumulated NEWS updates for HOLCF
huffman
parents: 40580
diff changeset
   422
86f598f84188 accumulated NEWS updates for HOLCF
huffman
parents: 40580
diff changeset
   423
* Various changes to bisimulation/coinduction with domain package:
86f598f84188 accumulated NEWS updates for HOLCF
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parents: 40580
diff changeset
   424
  - Definitions of 'bisim' constants no longer mention definedness.
86f598f84188 accumulated NEWS updates for HOLCF
huffman
parents: 40580
diff changeset
   425
  - With mutual recursion, 'bisim' predicate is now curried.
86f598f84188 accumulated NEWS updates for HOLCF
huffman
parents: 40580
diff changeset
   426
  - With mutual recursion, each type gets a separate coind theorem.
86f598f84188 accumulated NEWS updates for HOLCF
huffman
parents: 40580
diff changeset
   427
  - Variable names in bisim_def and coinduct rules have changed.
86f598f84188 accumulated NEWS updates for HOLCF
huffman
parents: 40580
diff changeset
   428
INCOMPATIBILITY.
86f598f84188 accumulated NEWS updates for HOLCF
huffman
parents: 40580
diff changeset
   429
86f598f84188 accumulated NEWS updates for HOLCF
huffman
parents: 40580
diff changeset
   430
* Case combinators generated by the domain package for type 'foo'
86f598f84188 accumulated NEWS updates for HOLCF
huffman
parents: 40580
diff changeset
   431
are now named 'foo_case' instead of 'foo_when'. INCOMPATIBILITY.
86f598f84188 accumulated NEWS updates for HOLCF
huffman
parents: 40580
diff changeset
   432
86f598f84188 accumulated NEWS updates for HOLCF
huffman
parents: 40580
diff changeset
   433
* Many legacy theorem names have been discontinued. INCOMPATIBILITY.
86f598f84188 accumulated NEWS updates for HOLCF
huffman
parents: 40580
diff changeset
   434
  sq_ord_less_eq_trans ~> below_eq_trans
86f598f84188 accumulated NEWS updates for HOLCF
huffman
parents: 40580
diff changeset
   435
  sq_ord_eq_less_trans ~> eq_below_trans
86f598f84188 accumulated NEWS updates for HOLCF
huffman
parents: 40580
diff changeset
   436
  refl_less            ~> below_refl
86f598f84188 accumulated NEWS updates for HOLCF
huffman
parents: 40580
diff changeset
   437
  trans_less           ~> below_trans
86f598f84188 accumulated NEWS updates for HOLCF
huffman
parents: 40580
diff changeset
   438
  antisym_less         ~> below_antisym
86f598f84188 accumulated NEWS updates for HOLCF
huffman
parents: 40580
diff changeset
   439
  antisym_less_inverse ~> po_eq_conv [THEN iffD1]
86f598f84188 accumulated NEWS updates for HOLCF
huffman
parents: 40580
diff changeset
   440
  box_less             ~> box_below
86f598f84188 accumulated NEWS updates for HOLCF
huffman
parents: 40580
diff changeset
   441
  rev_trans_less       ~> rev_below_trans
86f598f84188 accumulated NEWS updates for HOLCF
huffman
parents: 40580
diff changeset
   442
  not_less2not_eq      ~> not_below2not_eq
86f598f84188 accumulated NEWS updates for HOLCF
huffman
parents: 40580
diff changeset
   443
  less_UU_iff          ~> below_UU_iff
86f598f84188 accumulated NEWS updates for HOLCF
huffman
parents: 40580
diff changeset
   444
  flat_less_iff        ~> flat_below_iff
86f598f84188 accumulated NEWS updates for HOLCF
huffman
parents: 40580
diff changeset
   445
  adm_less             ~> adm_below
86f598f84188 accumulated NEWS updates for HOLCF
huffman
parents: 40580
diff changeset
   446
  adm_not_less         ~> adm_not_below
86f598f84188 accumulated NEWS updates for HOLCF
huffman
parents: 40580
diff changeset
   447
  adm_compact_not_less ~> adm_compact_not_below
86f598f84188 accumulated NEWS updates for HOLCF
huffman
parents: 40580
diff changeset
   448
  less_fun_def         ~> below_fun_def
86f598f84188 accumulated NEWS updates for HOLCF
huffman
parents: 40580
diff changeset
   449
  expand_fun_less      ~> fun_below_iff
86f598f84188 accumulated NEWS updates for HOLCF
huffman
parents: 40580
diff changeset
   450
  less_fun_ext         ~> fun_belowI
86f598f84188 accumulated NEWS updates for HOLCF
huffman
parents: 40580
diff changeset
   451
  less_discr_def       ~> below_discr_def
86f598f84188 accumulated NEWS updates for HOLCF
huffman
parents: 40580
diff changeset
   452
  discr_less_eq        ~> discr_below_eq
86f598f84188 accumulated NEWS updates for HOLCF
huffman
parents: 40580
diff changeset
   453
  less_unit_def        ~> below_unit_def
86f598f84188 accumulated NEWS updates for HOLCF
huffman
parents: 40580
diff changeset
   454
  less_cprod_def       ~> below_prod_def
86f598f84188 accumulated NEWS updates for HOLCF
huffman
parents: 40580
diff changeset
   455
  prod_lessI           ~> prod_belowI
86f598f84188 accumulated NEWS updates for HOLCF
huffman
parents: 40580
diff changeset
   456
  Pair_less_iff        ~> Pair_below_iff
86f598f84188 accumulated NEWS updates for HOLCF
huffman
parents: 40580
diff changeset
   457
  fst_less_iff         ~> fst_below_iff
86f598f84188 accumulated NEWS updates for HOLCF
huffman
parents: 40580
diff changeset
   458
  snd_less_iff         ~> snd_below_iff
86f598f84188 accumulated NEWS updates for HOLCF
huffman
parents: 40580
diff changeset
   459
  expand_cfun_less     ~> cfun_below_iff
86f598f84188 accumulated NEWS updates for HOLCF
huffman
parents: 40580
diff changeset
   460
  less_cfun_ext        ~> cfun_belowI
86f598f84188 accumulated NEWS updates for HOLCF
huffman
parents: 40580
diff changeset
   461
  injection_less       ~> injection_below
86f598f84188 accumulated NEWS updates for HOLCF
huffman
parents: 40580
diff changeset
   462
  less_up_def          ~> below_up_def
86f598f84188 accumulated NEWS updates for HOLCF
huffman
parents: 40580
diff changeset
   463
  not_Iup_less         ~> not_Iup_below
86f598f84188 accumulated NEWS updates for HOLCF
huffman
parents: 40580
diff changeset
   464
  Iup_less             ~> Iup_below
86f598f84188 accumulated NEWS updates for HOLCF
huffman
parents: 40580
diff changeset
   465
  up_less              ~> up_below
86f598f84188 accumulated NEWS updates for HOLCF
huffman
parents: 40580
diff changeset
   466
  Def_inject_less_eq   ~> Def_below_Def
86f598f84188 accumulated NEWS updates for HOLCF
huffman
parents: 40580
diff changeset
   467
  Def_less_is_eq       ~> Def_below_iff
86f598f84188 accumulated NEWS updates for HOLCF
huffman
parents: 40580
diff changeset
   468
  spair_less_iff       ~> spair_below_iff
86f598f84188 accumulated NEWS updates for HOLCF
huffman
parents: 40580
diff changeset
   469
  less_sprod           ~> below_sprod
86f598f84188 accumulated NEWS updates for HOLCF
huffman
parents: 40580
diff changeset
   470
  spair_less           ~> spair_below
86f598f84188 accumulated NEWS updates for HOLCF
huffman
parents: 40580
diff changeset
   471
  sfst_less_iff        ~> sfst_below_iff
86f598f84188 accumulated NEWS updates for HOLCF
huffman
parents: 40580
diff changeset
   472
  ssnd_less_iff        ~> ssnd_below_iff
86f598f84188 accumulated NEWS updates for HOLCF
huffman
parents: 40580
diff changeset
   473
  fix_least_less       ~> fix_least_below
86f598f84188 accumulated NEWS updates for HOLCF
huffman
parents: 40580
diff changeset
   474
  dist_less_one        ~> dist_below_one
86f598f84188 accumulated NEWS updates for HOLCF
huffman
parents: 40580
diff changeset
   475
  less_ONE             ~> below_ONE
86f598f84188 accumulated NEWS updates for HOLCF
huffman
parents: 40580
diff changeset
   476
  ONE_less_iff         ~> ONE_below_iff
86f598f84188 accumulated NEWS updates for HOLCF
huffman
parents: 40580
diff changeset
   477
  less_sinlD           ~> below_sinlD
86f598f84188 accumulated NEWS updates for HOLCF
huffman
parents: 40580
diff changeset
   478
  less_sinrD           ~> below_sinrD
86f598f84188 accumulated NEWS updates for HOLCF
huffman
parents: 40580
diff changeset
   479
86f598f84188 accumulated NEWS updates for HOLCF
huffman
parents: 40580
diff changeset
   480
38522
de7984a7172b deglobalization
haftmann
parents: 38461
diff changeset
   481
*** FOL ***
de7984a7172b deglobalization
haftmann
parents: 38461
diff changeset
   482
de7984a7172b deglobalization
haftmann
parents: 38461
diff changeset
   483
* All constant names are now qualified.  INCOMPATIBILITY.
de7984a7172b deglobalization
haftmann
parents: 38461
diff changeset
   484
de7984a7172b deglobalization
haftmann
parents: 38461
diff changeset
   485
de7984a7172b deglobalization
haftmann
parents: 38461
diff changeset
   486
*** ZF ***
de7984a7172b deglobalization
haftmann
parents: 38461
diff changeset
   487
de7984a7172b deglobalization
haftmann
parents: 38461
diff changeset
   488
* All constant names are now qualified.  INCOMPATIBILITY.
de7984a7172b deglobalization
haftmann
parents: 38461
diff changeset
   489
de7984a7172b deglobalization
haftmann
parents: 38461
diff changeset
   490
37868
59eed00bfd8e ML antiquotations @{theory} and @{theory_ref} refer to the theory ancestry, not any accidental theory loader state;
wenzelm
parents: 37820
diff changeset
   491
*** ML ***
59eed00bfd8e ML antiquotations @{theory} and @{theory_ref} refer to the theory ancestry, not any accidental theory loader state;
wenzelm
parents: 37820
diff changeset
   492
40627
becf5d5187cc renamed raw "explode" function to "raw_explode" to emphasize its meaning;
wenzelm
parents: 40624
diff changeset
   493
* Renamed raw "explode" function to "raw_explode" to emphasize its
becf5d5187cc renamed raw "explode" function to "raw_explode" to emphasize its meaning;
wenzelm
parents: 40624
diff changeset
   494
meaning.  Note that internally to Isabelle, Symbol.explode is used in
becf5d5187cc renamed raw "explode" function to "raw_explode" to emphasize its meaning;
wenzelm
parents: 40624
diff changeset
   495
almost all situations.
becf5d5187cc renamed raw "explode" function to "raw_explode" to emphasize its meaning;
wenzelm
parents: 40624
diff changeset
   496
40318
035b2afbeb2e discontinued obsolete function sys_error and exception SYS_ERROR;
wenzelm
parents: 40295
diff changeset
   497
* Discontinued obsolete function sys_error and exception SYS_ERROR.
035b2afbeb2e discontinued obsolete function sys_error and exception SYS_ERROR;
wenzelm
parents: 40295
diff changeset
   498
See implementation manual for further details on exceptions in
035b2afbeb2e discontinued obsolete function sys_error and exception SYS_ERROR;
wenzelm
parents: 40295
diff changeset
   499
Isabelle/ML.
035b2afbeb2e discontinued obsolete function sys_error and exception SYS_ERROR;
wenzelm
parents: 40295
diff changeset
   500
40110
93e7935d4cb5 added ML antiquotation @{assert};
wenzelm
parents: 40078
diff changeset
   501
* Antiquotation @{assert} inlines a function bool -> unit that raises
93e7935d4cb5 added ML antiquotation @{assert};
wenzelm
parents: 40078
diff changeset
   502
Fail if the argument is false.  Due to inlining the source position of
93e7935d4cb5 added ML antiquotation @{assert};
wenzelm
parents: 40078
diff changeset
   503
failed assertions is included in the error output.
93e7935d4cb5 added ML antiquotation @{assert};
wenzelm
parents: 40078
diff changeset
   504
40241
56fad09655a5 discontinued obsolete ML antiquotation @{theory_ref};
wenzelm
parents: 40194
diff changeset
   505
* Discontinued antiquotation @{theory_ref}, which is obsolete since ML
56fad09655a5 discontinued obsolete ML antiquotation @{theory_ref};
wenzelm
parents: 40194
diff changeset
   506
text is in practice always evaluated with a stable theory checkpoint.
56fad09655a5 discontinued obsolete ML antiquotation @{theory_ref};
wenzelm
parents: 40194
diff changeset
   507
Minor INCOMPATIBILITY, use (Theory.check_thy @{theory}) instead.
56fad09655a5 discontinued obsolete ML antiquotation @{theory_ref};
wenzelm
parents: 40194
diff changeset
   508
39616
8052101883c3 renamed setmp_noncritical to Unsynchronized.setmp to emphasize its meaning;
wenzelm
parents: 39557
diff changeset
   509
* Renamed setmp_noncritical to Unsynchronized.setmp to emphasize its
8052101883c3 renamed setmp_noncritical to Unsynchronized.setmp to emphasize its meaning;
wenzelm
parents: 39557
diff changeset
   510
meaning.
8052101883c3 renamed setmp_noncritical to Unsynchronized.setmp to emphasize its meaning;
wenzelm
parents: 39557
diff changeset
   511
39557
fe5722fce758 renamed structure PureThy to Pure_Thy and moved most content to Global_Theory, to emphasize that this is global-only;
wenzelm
parents: 39513
diff changeset
   512
* Renamed structure PureThy to Pure_Thy and moved most of its
fe5722fce758 renamed structure PureThy to Pure_Thy and moved most content to Global_Theory, to emphasize that this is global-only;
wenzelm
parents: 39513
diff changeset
   513
operations to structure Global_Theory, to emphasize that this is
fe5722fce758 renamed structure PureThy to Pure_Thy and moved most content to Global_Theory, to emphasize that this is global-only;
wenzelm
parents: 39513
diff changeset
   514
rarely-used global-only stuff.
fe5722fce758 renamed structure PureThy to Pure_Thy and moved most content to Global_Theory, to emphasize that this is global-only;
wenzelm
parents: 39513
diff changeset
   515
39513
fce2202892c4 discontinued Output.debug, which belongs to early PGIP experiments (b6788dbd2ef9) and causes just too many problems (like spamming the message channel if it is used by more than one module);
wenzelm
parents: 39308
diff changeset
   516
* Discontinued Output.debug.  Minor INCOMPATIBILITY, use plain writeln
fce2202892c4 discontinued Output.debug, which belongs to early PGIP experiments (b6788dbd2ef9) and causes just too many problems (like spamming the message channel if it is used by more than one module);
wenzelm
parents: 39308
diff changeset
   517
instead (or tracing for high-volume output).
fce2202892c4 discontinued Output.debug, which belongs to early PGIP experiments (b6788dbd2ef9) and causes just too many problems (like spamming the message channel if it is used by more than one module);
wenzelm
parents: 39308
diff changeset
   518
38980
af73cf0dc31f turned show_question_marks into proper configuration option;
wenzelm
parents: 38864
diff changeset
   519
* Configuration option show_question_marks only affects regular pretty
af73cf0dc31f turned show_question_marks into proper configuration option;
wenzelm
parents: 38864
diff changeset
   520
printing of types and terms, not raw Term.string_of_vname.
af73cf0dc31f turned show_question_marks into proper configuration option;
wenzelm
parents: 38864
diff changeset
   521
39164
e7e12555e763 ML_Context.thm and ML_Context.thms no longer pervasive;
wenzelm
parents: 39154
diff changeset
   522
* ML_Context.thm and ML_Context.thms are no longer pervasive.  Rare
e7e12555e763 ML_Context.thm and ML_Context.thms no longer pervasive;
wenzelm
parents: 39154
diff changeset
   523
INCOMPATIBILITY, superseded by static antiquotations @{thm} and
e7e12555e763 ML_Context.thm and ML_Context.thms no longer pervasive;
wenzelm
parents: 39154
diff changeset
   524
@{thms} for most purposes.
e7e12555e763 ML_Context.thm and ML_Context.thms no longer pervasive;
wenzelm
parents: 39154
diff changeset
   525
38980
af73cf0dc31f turned show_question_marks into proper configuration option;
wenzelm
parents: 38864
diff changeset
   526
* ML structure Unsynchronized never opened, not even in Isar
af73cf0dc31f turned show_question_marks into proper configuration option;
wenzelm
parents: 38864
diff changeset
   527
interaction mode as before.  Old Unsynchronized.set etc. have been
af73cf0dc31f turned show_question_marks into proper configuration option;
wenzelm
parents: 38864
diff changeset
   528
discontinued -- use plain := instead.  This should be *rare* anyway,
af73cf0dc31f turned show_question_marks into proper configuration option;
wenzelm
parents: 38864
diff changeset
   529
since modern tools always work via official context data, notably
af73cf0dc31f turned show_question_marks into proper configuration option;
wenzelm
parents: 38864
diff changeset
   530
configuration options.
af73cf0dc31f turned show_question_marks into proper configuration option;
wenzelm
parents: 38864
diff changeset
   531
37868
59eed00bfd8e ML antiquotations @{theory} and @{theory_ref} refer to the theory ancestry, not any accidental theory loader state;
wenzelm
parents: 37820
diff changeset
   532
* 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;
wenzelm
parents: 37820
diff changeset
   533
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;
wenzelm
parents: 37820
diff changeset
   534
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;
wenzelm
parents: 37820
diff changeset
   535
change in semantics.
59eed00bfd8e ML antiquotations @{theory} and @{theory_ref} refer to the theory ancestry, not any accidental theory loader state;
wenzelm
parents: 37820
diff changeset
   536
39239
47273e5b1441 NEWS: some notes on interrupts;
wenzelm
parents: 39215
diff changeset
   537
* Parallel and asynchronous execution requires special care concerning
47273e5b1441 NEWS: some notes on interrupts;
wenzelm
parents: 39215
diff changeset
   538
interrupts.  Structure Exn provides some convenience functions that
47273e5b1441 NEWS: some notes on interrupts;
wenzelm
parents: 39215
diff changeset
   539
avoid working directly with raw Interrupt.  User code must not absorb
47273e5b1441 NEWS: some notes on interrupts;
wenzelm
parents: 39215
diff changeset
   540
interrupts -- intermediate handling (for cleanup etc.) needs to be
47273e5b1441 NEWS: some notes on interrupts;
wenzelm
parents: 39215
diff changeset
   541
followed by re-raising of the original exception.  Another common
47273e5b1441 NEWS: some notes on interrupts;
wenzelm
parents: 39215
diff changeset
   542
source of mistakes are "handle _" patterns, which make the meaning of
47273e5b1441 NEWS: some notes on interrupts;
wenzelm
parents: 39215
diff changeset
   543
the program subject to physical effects of the environment.
47273e5b1441 NEWS: some notes on interrupts;
wenzelm
parents: 39215
diff changeset
   544
37868
59eed00bfd8e ML antiquotations @{theory} and @{theory_ref} refer to the theory ancestry, not any accidental theory loader state;
wenzelm
parents: 37820
diff changeset
   545
38470
484e483eb606 discontinued support for Poly/ML 5.0 and 5.1 versions;
wenzelm
parents: 38461
diff changeset
   546
*** System ***
484e483eb606 discontinued support for Poly/ML 5.0 and 5.1 versions;
wenzelm
parents: 38461
diff changeset
   547
484e483eb606 discontinued support for Poly/ML 5.0 and 5.1 versions;
wenzelm
parents: 38461
diff changeset
   548
* Discontinued support for Poly/ML 5.0 and 5.1 versions.
484e483eb606 discontinued support for Poly/ML 5.0 and 5.1 versions;
wenzelm
parents: 38461
diff changeset
   549
484e483eb606 discontinued support for Poly/ML 5.0 and 5.1 versions;
wenzelm
parents: 38461
diff changeset
   550
37868
59eed00bfd8e ML antiquotations @{theory} and @{theory_ref} refer to the theory ancestry, not any accidental theory loader state;
wenzelm
parents: 37820
diff changeset
   551
37144
fd6308b4df72 misc updates for release;
wenzelm
parents: 37143
diff changeset
   552
New in Isabelle2009-2 (June 2010)
fd6308b4df72 misc updates for release;
wenzelm
parents: 37143
diff changeset
   553
---------------------------------
33993
haftmann
parents: 33873
diff changeset
   554
35260
41e82c1b5586 NEWS: authentic syntax for *all* term constants;
wenzelm
parents: 35130
diff changeset
   555
*** General ***
41e82c1b5586 NEWS: authentic syntax for *all* term constants;
wenzelm
parents: 35130
diff changeset
   556
35436
38b291bb4a98 authentic syntax for *all* logical entities;
wenzelm
parents: 35413
diff changeset
   557
* Authentic syntax for *all* logical entities (type classes, type
38b291bb4a98 authentic syntax for *all* logical entities;
wenzelm
parents: 35413
diff changeset
   558
constructors, term constants): provides simple and robust
38b291bb4a98 authentic syntax for *all* logical entities;
wenzelm
parents: 35413
diff changeset
   559
correspondence between formal entities and concrete syntax.  Within
38b291bb4a98 authentic syntax for *all* logical entities;
wenzelm
parents: 35413
diff changeset
   560
the parse tree / AST representations, "constants" are decorated by
38b291bb4a98 authentic syntax for *all* logical entities;
wenzelm
parents: 35413
diff changeset
   561
their category (class, type, const) and spelled out explicitly with
38b291bb4a98 authentic syntax for *all* logical entities;
wenzelm
parents: 35413
diff changeset
   562
their full internal name.
38b291bb4a98 authentic syntax for *all* logical entities;
wenzelm
parents: 35413
diff changeset
   563
38b291bb4a98 authentic syntax for *all* logical entities;
wenzelm
parents: 35413
diff changeset
   564
Substantial INCOMPATIBILITY concerning low-level syntax declarations
38b291bb4a98 authentic syntax for *all* logical entities;
wenzelm
parents: 35413
diff changeset
   565
and translations (translation rules and translation functions in ML).
38b291bb4a98 authentic syntax for *all* logical entities;
wenzelm
parents: 35413
diff changeset
   566
Some hints on upgrading:
35260
41e82c1b5586 NEWS: authentic syntax for *all* term constants;
wenzelm
parents: 35130
diff changeset
   567
41e82c1b5586 NEWS: authentic syntax for *all* term constants;
wenzelm
parents: 35130
diff changeset
   568
  - Many existing uses of 'syntax' and 'translations' can be replaced
35436
38b291bb4a98 authentic syntax for *all* logical entities;
wenzelm
parents: 35413
diff changeset
   569
    by more modern 'type_notation', 'notation' and 'abbreviation',
38b291bb4a98 authentic syntax for *all* logical entities;
wenzelm
parents: 35413
diff changeset
   570
    which are independent of this issue.
35260
41e82c1b5586 NEWS: authentic syntax for *all* term constants;
wenzelm
parents: 35130
diff changeset
   571
41e82c1b5586 NEWS: authentic syntax for *all* term constants;
wenzelm
parents: 35130
diff changeset
   572
  - 'translations' require markup within the AST; the term syntax
41e82c1b5586 NEWS: authentic syntax for *all* term constants;
wenzelm
parents: 35130
diff changeset
   573
    provides the following special forms:
41e82c1b5586 NEWS: authentic syntax for *all* term constants;
wenzelm
parents: 35130
diff changeset
   574
41e82c1b5586 NEWS: authentic syntax for *all* term constants;
wenzelm
parents: 35130
diff changeset
   575
      CONST c   -- produces syntax version of constant c from context
35261
wenzelm
parents: 35260
diff changeset
   576
      XCONST c  -- literally c, checked as constant from context
wenzelm
parents: 35260
diff changeset
   577
      c         -- literally c, if declared by 'syntax'
wenzelm
parents: 35260
diff changeset
   578
wenzelm
parents: 35260
diff changeset
   579
    Plain identifiers are treated as AST variables -- occasionally the
wenzelm
parents: 35260
diff changeset
   580
    system indicates accidental variables via the error "rhs contains
wenzelm
parents: 35260
diff changeset
   581
    extra variables".
35260
41e82c1b5586 NEWS: authentic syntax for *all* term constants;
wenzelm
parents: 35130
diff changeset
   582
35436
38b291bb4a98 authentic syntax for *all* logical entities;
wenzelm
parents: 35413
diff changeset
   583
    Type classes and type constructors are marked according to their
38b291bb4a98 authentic syntax for *all* logical entities;
wenzelm
parents: 35413
diff changeset
   584
    concrete syntax.  Some old translations rules need to be written
38b291bb4a98 authentic syntax for *all* logical entities;
wenzelm
parents: 35413
diff changeset
   585
    for the "type" category, using type constructor application
38b291bb4a98 authentic syntax for *all* logical entities;
wenzelm
parents: 35413
diff changeset
   586
    instead of pseudo-term application of the default category
38b291bb4a98 authentic syntax for *all* logical entities;
wenzelm
parents: 35413
diff changeset
   587
    "logic".
38b291bb4a98 authentic syntax for *all* logical entities;
wenzelm
parents: 35413
diff changeset
   588
35260
41e82c1b5586 NEWS: authentic syntax for *all* term constants;
wenzelm
parents: 35130
diff changeset
   589
  - 'parse_translation' etc. in ML may use the following
41e82c1b5586 NEWS: authentic syntax for *all* term constants;
wenzelm
parents: 35130
diff changeset
   590
    antiquotations:
41e82c1b5586 NEWS: authentic syntax for *all* term constants;
wenzelm
parents: 35130
diff changeset
   591
35436
38b291bb4a98 authentic syntax for *all* logical entities;
wenzelm
parents: 35413
diff changeset
   592
      @{class_syntax c}   -- type class c within parse tree / AST
38b291bb4a98 authentic syntax for *all* logical entities;
wenzelm
parents: 35413
diff changeset
   593
      @{term_syntax c}    -- type constructor c within parse tree / AST
35260
41e82c1b5586 NEWS: authentic syntax for *all* term constants;
wenzelm
parents: 35130
diff changeset
   594
      @{const_syntax c}   -- ML version of "CONST c" above
41e82c1b5586 NEWS: authentic syntax for *all* term constants;
wenzelm
parents: 35130
diff changeset
   595
      @{syntax_const c}   -- literally c (checked wrt. 'syntax' declarations)
41e82c1b5586 NEWS: authentic syntax for *all* term constants;
wenzelm
parents: 35130
diff changeset
   596
35436
38b291bb4a98 authentic syntax for *all* logical entities;
wenzelm
parents: 35413
diff changeset
   597
  - Literal types within 'typed_print_translations', i.e. those *not*
38b291bb4a98 authentic syntax for *all* logical entities;
wenzelm
parents: 35413
diff changeset
   598
    represented as pseudo-terms are represented verbatim.  Use @{class
38b291bb4a98 authentic syntax for *all* logical entities;
wenzelm
parents: 35413
diff changeset
   599
    c} or @{type_name c} here instead of the above syntax
38b291bb4a98 authentic syntax for *all* logical entities;
wenzelm
parents: 35413
diff changeset
   600
    antiquotations.
38b291bb4a98 authentic syntax for *all* logical entities;
wenzelm
parents: 35413
diff changeset
   601
35260
41e82c1b5586 NEWS: authentic syntax for *all* term constants;
wenzelm
parents: 35130
diff changeset
   602
Note that old non-authentic syntax was based on unqualified base
35436
38b291bb4a98 authentic syntax for *all* logical entities;
wenzelm
parents: 35413
diff changeset
   603
names, so all of the above "constant" names would coincide.  Recall
38b291bb4a98 authentic syntax for *all* logical entities;
wenzelm
parents: 35413
diff changeset
   604
that 'print_syntax' and ML_command "set Syntax.trace_ast" help to
38b291bb4a98 authentic syntax for *all* logical entities;
wenzelm
parents: 35413
diff changeset
   605
diagnose syntax problems.
35260
41e82c1b5586 NEWS: authentic syntax for *all* term constants;
wenzelm
parents: 35130
diff changeset
   606
35351
7425aece4ee3 allow general mixfix syntax for type constructors;
wenzelm
parents: 35306
diff changeset
   607
* Type constructors admit general mixfix syntax, not just infix.
7425aece4ee3 allow general mixfix syntax for type constructors;
wenzelm
parents: 35306
diff changeset
   608
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;
wenzelm
parents: 36461
diff changeset
   609
* 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;
wenzelm
parents: 36461
diff changeset
   610
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;
wenzelm
parents: 36461
diff changeset
   611
'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;
wenzelm
parents: 36461
diff changeset
   612
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;
wenzelm
parents: 36461
diff changeset
   613
37351
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   614
* Discontinued unnamed infix syntax (legacy feature for many years) --
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   615
need to specify constant name and syntax separately.  Internal ML
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   616
datatype constructors have been renamed from InfixName to Infix etc.
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   617
Minor INCOMPATIBILITY.
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   618
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   619
* Schematic theorem statements need to be explicitly markup as such,
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   620
via commands 'schematic_lemma', 'schematic_theorem',
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   621
'schematic_corollary'.  Thus the relevance of the proof is made
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   622
syntactically clear, which impacts performance in a parallel or
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   623
asynchronous interactive environment.  Minor INCOMPATIBILITY.
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   624
35613
9d3ff36ad4e1 eliminated Args.bang_facts (legacy feature);
wenzelm
parents: 35436
diff changeset
   625
* Use of cumulative prems via "!" in some proof methods has been
37351
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   626
discontinued (old legacy feature).
35613
9d3ff36ad4e1 eliminated Args.bang_facts (legacy feature);
wenzelm
parents: 35436
diff changeset
   627
35979
12bb31230550 replaced references 'trace_simp' and 'debug_simp' by configuration options stored in the context
boehmes
parents: 35845
diff changeset
   628
* References 'trace_simp' and 'debug_simp' have been replaced by
36857
59ed53700145 minor tuning;
wenzelm
parents: 36856
diff changeset
   629
configuration options stored in the context. Enabling tracing (the
59ed53700145 minor tuning;
wenzelm
parents: 36856
diff changeset
   630
case of debugging is similar) in proofs works via
59ed53700145 minor tuning;
wenzelm
parents: 36856
diff changeset
   631
59ed53700145 minor tuning;
wenzelm
parents: 36856
diff changeset
   632
  using [[trace_simp = true]]
59ed53700145 minor tuning;
wenzelm
parents: 36856
diff changeset
   633
59ed53700145 minor tuning;
wenzelm
parents: 36856
diff changeset
   634
Tracing is then active for all invocations of the simplifier in
59ed53700145 minor tuning;
wenzelm
parents: 36856
diff changeset
   635
subsequent goal refinement steps. Tracing may also still be enabled or
59ed53700145 minor tuning;
wenzelm
parents: 36856
diff changeset
   636
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
   637
36177
8e0770d2e499 separate commands 'hide_class', 'hide_type', 'hide_const', 'hide_fact';
wenzelm
parents: 36162
diff changeset
   638
* Separate commands 'hide_class', 'hide_type', 'hide_const',
8e0770d2e499 separate commands 'hide_class', 'hide_type', 'hide_const', 'hide_fact';
wenzelm
parents: 36162
diff changeset
   639
'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
   640
INCOMPATIBILITY.
8e0770d2e499 separate commands 'hide_class', 'hide_type', 'hide_const', 'hide_fact';
wenzelm
parents: 36162
diff changeset
   641
37298
1f3ca94ccb84 improved parallelism of proof term normalization;
wenzelm
parents: 37273
diff changeset
   642
* Improved parallelism of proof term normalization: usedir -p2 -q0 is
1f3ca94ccb84 improved parallelism of proof term normalization;
wenzelm
parents: 37273
diff changeset
   643
more efficient than combinations with -q1 or -q2.
1f3ca94ccb84 improved parallelism of proof term normalization;
wenzelm
parents: 37273
diff changeset
   644
35260
41e82c1b5586 NEWS: authentic syntax for *all* term constants;
wenzelm
parents: 35130
diff changeset
   645
34170
254ac75e4c38 reduced code generator cache to the baremost minimum; corrected spelling
haftmann
parents: 34076
diff changeset
   646
*** Pure ***
254ac75e4c38 reduced code generator cache to the baremost minimum; corrected spelling
haftmann
parents: 34076
diff changeset
   647
37351
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   648
* Proofterms record type-class reasoning explicitly, using the
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   649
"unconstrain" operation internally.  This eliminates all sort
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   650
constraints from a theorem and proof, introducing explicit
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   651
OFCLASS-premises.  On the proof term level, this operation is
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   652
automatically applied at theorem boundaries, such that closed proofs
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   653
are always free of sort constraints.  INCOMPATIBILITY for tools that
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   654
inspect proof terms.
36147
b43b22f63665 theory RBT with abstract type of red-black trees backed by implementation RBT_Impl
haftmann
parents: 36096
diff changeset
   655
35765
09e238561460 local theory specifications handle hidden polymorphism implicitly;
wenzelm
parents: 35763
diff changeset
   656
* Local theory specifications may depend on extra type variables that
09e238561460 local theory specifications handle hidden polymorphism implicitly;
wenzelm
parents: 35763
diff changeset
   657
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
   658
are added internally.  For example:
09e238561460 local theory specifications handle hidden polymorphism implicitly;
wenzelm
parents: 35763
diff changeset
   659
09e238561460 local theory specifications handle hidden polymorphism implicitly;
wenzelm
parents: 35763
diff changeset
   660
  definition unitary :: bool where "unitary = (ALL (x::'a) y. x = y)"
09e238561460 local theory specifications handle hidden polymorphism implicitly;
wenzelm
parents: 35763
diff changeset
   661
37351
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   662
* Predicates of locales introduced by classes carry a mandatory
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   663
"class" prefix.  INCOMPATIBILITY.
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   664
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   665
* Vacuous class specifications observe default sort.  INCOMPATIBILITY.
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   666
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   667
* Old 'axclass' command has been discontinued.  INCOMPATIBILITY, use
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   668
'class' instead.
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   669
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   670
* Command 'code_reflect' allows to incorporate generated ML code into
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   671
runtime environment; replaces immature code_datatype antiquotation.
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   672
INCOMPATIBILITY.
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   673
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   674
* Code generator: simple concept for abstract datatypes obeying
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   675
invariants.
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   676
36857
59ed53700145 minor tuning;
wenzelm
parents: 36856
diff changeset
   677
* Code generator: details of internal data cache have no impact on the
59ed53700145 minor tuning;
wenzelm
parents: 36856
diff changeset
   678
user space functionality any longer.
59ed53700145 minor tuning;
wenzelm
parents: 36856
diff changeset
   679
37351
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   680
* Methods "unfold_locales" and "intro_locales" ignore non-locale
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   681
subgoals.  This is more appropriate for interpretations with 'where'.
36857
59ed53700145 minor tuning;
wenzelm
parents: 36856
diff changeset
   682
INCOMPATIBILITY.
34170
254ac75e4c38 reduced code generator cache to the baremost minimum; corrected spelling
haftmann
parents: 34076
diff changeset
   683
36356
5ab0f8859f9f command 'example_proof' opens an empty proof body;
wenzelm
parents: 36348
diff changeset
   684
* 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
   685
experiment with Isar, without producing any persistent result.
5ab0f8859f9f command 'example_proof' opens an empty proof body;
wenzelm
parents: 36348
diff changeset
   686
35413
4c7cba1f7ce9 added type_notation command;
wenzelm
parents: 35401
diff changeset
   687
* Commands 'type_notation' and 'no_type_notation' declare type syntax
4c7cba1f7ce9 added type_notation command;
wenzelm
parents: 35401
diff changeset
   688
within a local theory context, with explicit checking of the
4c7cba1f7ce9 added type_notation command;
wenzelm
parents: 35401
diff changeset
   689
constructors involved (in contrast to the raw 'syntax' versions).
4c7cba1f7ce9 added type_notation command;
wenzelm
parents: 35401
diff changeset
   690
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
   691
* 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
   692
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
   693
assumptions, which is not possible in Isabelle/Pure.
35681
8b22a498b034 localized typedecl;
wenzelm
parents: 35613
diff changeset
   694
36857
59ed53700145 minor tuning;
wenzelm
parents: 36856
diff changeset
   695
* Command 'defaultsort' has been renamed to 'default_sort', it works
59ed53700145 minor tuning;
wenzelm
parents: 36856
diff changeset
   696
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
   697
34170
254ac75e4c38 reduced code generator cache to the baremost minimum; corrected spelling
haftmann
parents: 34076
diff changeset
   698
33993
haftmann
parents: 33873
diff changeset
   699
*** HOL ***
haftmann
parents: 33873
diff changeset
   700
37351
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   701
* Command 'typedef' now works within a local theory context -- without
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   702
introducing dependencies on parameters or assumptions, which is not
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   703
possible in Isabelle/Pure/HOL.  Note that the logical environment may
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   704
contain multiple interpretations of local typedefs (with different
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   705
non-emptiness proofs), even in a global theory context.
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   706
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   707
* New package for quotient types.  Commands 'quotient_type' and
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   708
'quotient_definition' may be used for defining types and constants by
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   709
quotient constructions.  An example is the type of integers created by
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   710
quotienting pairs of natural numbers:
37380
35815ce9218a final tuning;
wenzelm
parents: 37375
diff changeset
   711
37351
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   712
  fun
37380
35815ce9218a final tuning;
wenzelm
parents: 37375
diff changeset
   713
    intrel :: "(nat * nat) => (nat * nat) => bool"
37351
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   714
  where
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   715
    "intrel (x, y) (u, v) = (x + v = u + y)"
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   716
37380
35815ce9218a final tuning;
wenzelm
parents: 37375
diff changeset
   717
  quotient_type int = "nat * nat" / intrel
37351
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   718
    by (auto simp add: equivp_def expand_fun_eq)
37380
35815ce9218a final tuning;
wenzelm
parents: 37375
diff changeset
   719
37351
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   720
  quotient_definition
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   721
    "0::int" is "(0::nat, 0::nat)"
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   722
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   723
The method "lifting" can be used to lift of theorems from the
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   724
underlying "raw" type to the quotient type.  The example
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   725
src/HOL/Quotient_Examples/FSet.thy includes such a quotient
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   726
construction and provides a reasoning infrastructure for finite sets.
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   727
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   728
* Renamed Library/Quotient.thy to Library/Quotient_Type.thy to avoid
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   729
clash with new theory Quotient in Main HOL.
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   730
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   731
* Moved the SMT binding into the main HOL session, eliminating
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   732
separate HOL-SMT session.
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   733
37020
6c699a8e6927 turned old-style mem into an input abbreviation
haftmann
parents: 36979
diff changeset
   734
* List membership infix mem operation is only an input abbreviation.
6c699a8e6927 turned old-style mem into an input abbreviation
haftmann
parents: 36979
diff changeset
   735
INCOMPATIBILITY.
6c699a8e6927 turned old-style mem into an input abbreviation
haftmann
parents: 36979
diff changeset
   736
37144
fd6308b4df72 misc updates for release;
wenzelm
parents: 37143
diff changeset
   737
* Theory Library/Word.thy has been removed.  Use library Word/Word.thy
fd6308b4df72 misc updates for release;
wenzelm
parents: 37143
diff changeset
   738
for future developements; former Library/Word.thy is still present in
fd6308b4df72 misc updates for release;
wenzelm
parents: 37143
diff changeset
   739
the AFP entry RSAPPS.
36963
9a017146675f dropped old Library/Word.thy and toy example ex/Adder.thy
haftmann
parents: 36953
diff changeset
   740
36857
59ed53700145 minor tuning;
wenzelm
parents: 36856
diff changeset
   741
* Theorem Int.int_induct renamed to Int.int_of_nat_induct and is no
59ed53700145 minor tuning;
wenzelm
parents: 36856
diff changeset
   742
longer shadowed.  INCOMPATIBILITY.
36808
cbeb3484fa07 theorem Presburger.int_induct has been renamed to Int.int_bidirectional_induct
haftmann
parents: 36714
diff changeset
   743
36836
49156805321c removed lemma real_sq_order; use power2_le_imp_le instead
huffman
parents: 36830
diff changeset
   744
* 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
   745
INCOMPATIBILITY.
49156805321c removed lemma real_sq_order; use power2_le_imp_le instead
huffman
parents: 36830
diff changeset
   746
49156805321c removed lemma real_sq_order; use power2_le_imp_le instead
huffman
parents: 36830
diff changeset
   747
* 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
   748
INCOMPATIBILITY.
36714
ae84ddf03c58 dropped duplicate comp_arith
haftmann
parents: 36645
diff changeset
   749
36857
59ed53700145 minor tuning;
wenzelm
parents: 36856
diff changeset
   750
* Dropped normalizing_semiring etc; use the facts in semiring classes
59ed53700145 minor tuning;
wenzelm
parents: 36856
diff changeset
   751
instead.  INCOMPATIBILITY.
59ed53700145 minor tuning;
wenzelm
parents: 36856
diff changeset
   752
36979
da7c06ab3169 remove several redundant lemmas about floor and ceiling
huffman
parents: 36972
diff changeset
   753
* Dropped several real-specific versions of lemmas about floor and
37351
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   754
ceiling; use the generic lemmas from theory "Archimedean_Field"
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   755
instead.  INCOMPATIBILITY.
36979
da7c06ab3169 remove several redundant lemmas about floor and ceiling
huffman
parents: 36972
diff changeset
   756
da7c06ab3169 remove several redundant lemmas about floor and ceiling
huffman
parents: 36972
diff changeset
   757
  floor_number_of_eq         ~> floor_number_of
da7c06ab3169 remove several redundant lemmas about floor and ceiling
huffman
parents: 36972
diff changeset
   758
  le_floor_eq_number_of      ~> number_of_le_floor
da7c06ab3169 remove several redundant lemmas about floor and ceiling
huffman
parents: 36972
diff changeset
   759
  le_floor_eq_zero           ~> zero_le_floor
da7c06ab3169 remove several redundant lemmas about floor and ceiling
huffman
parents: 36972
diff changeset
   760
  le_floor_eq_one            ~> one_le_floor
da7c06ab3169 remove several redundant lemmas about floor and ceiling
huffman
parents: 36972
diff changeset
   761
  floor_less_eq_number_of    ~> floor_less_number_of
da7c06ab3169 remove several redundant lemmas about floor and ceiling
huffman
parents: 36972
diff changeset
   762
  floor_less_eq_zero         ~> floor_less_zero
da7c06ab3169 remove several redundant lemmas about floor and ceiling
huffman
parents: 36972
diff changeset
   763
  floor_less_eq_one          ~> floor_less_one
da7c06ab3169 remove several redundant lemmas about floor and ceiling
huffman
parents: 36972
diff changeset
   764
  less_floor_eq_number_of    ~> number_of_less_floor
da7c06ab3169 remove several redundant lemmas about floor and ceiling
huffman
parents: 36972
diff changeset
   765
  less_floor_eq_zero         ~> zero_less_floor
da7c06ab3169 remove several redundant lemmas about floor and ceiling
huffman
parents: 36972
diff changeset
   766
  less_floor_eq_one          ~> one_less_floor
da7c06ab3169 remove several redundant lemmas about floor and ceiling
huffman
parents: 36972
diff changeset
   767
  floor_le_eq_number_of      ~> floor_le_number_of
da7c06ab3169 remove several redundant lemmas about floor and ceiling
huffman
parents: 36972
diff changeset
   768
  floor_le_eq_zero           ~> floor_le_zero
da7c06ab3169 remove several redundant lemmas about floor and ceiling
huffman
parents: 36972
diff changeset
   769
  floor_le_eq_one            ~> floor_le_one
da7c06ab3169 remove several redundant lemmas about floor and ceiling
huffman
parents: 36972
diff changeset
   770
  floor_subtract_number_of   ~> floor_diff_number_of
da7c06ab3169 remove several redundant lemmas about floor and ceiling
huffman
parents: 36972
diff changeset
   771
  floor_subtract_one         ~> floor_diff_one
da7c06ab3169 remove several redundant lemmas about floor and ceiling
huffman
parents: 36972
diff changeset
   772
  ceiling_number_of_eq       ~> ceiling_number_of
da7c06ab3169 remove several redundant lemmas about floor and ceiling
huffman
parents: 36972
diff changeset
   773
  ceiling_le_eq_number_of    ~> ceiling_le_number_of
da7c06ab3169 remove several redundant lemmas about floor and ceiling
huffman
parents: 36972
diff changeset
   774
  ceiling_le_zero_eq         ~> ceiling_le_zero
da7c06ab3169 remove several redundant lemmas about floor and ceiling
huffman
parents: 36972
diff changeset
   775
  ceiling_le_eq_one          ~> ceiling_le_one
da7c06ab3169 remove several redundant lemmas about floor and ceiling
huffman
parents: 36972
diff changeset
   776
  less_ceiling_eq_number_of  ~> number_of_less_ceiling
da7c06ab3169 remove several redundant lemmas about floor and ceiling
huffman
parents: 36972
diff changeset
   777
  less_ceiling_eq_zero       ~> zero_less_ceiling
da7c06ab3169 remove several redundant lemmas about floor and ceiling
huffman
parents: 36972
diff changeset
   778
  less_ceiling_eq_one        ~> one_less_ceiling
da7c06ab3169 remove several redundant lemmas about floor and ceiling
huffman
parents: 36972
diff changeset
   779
  ceiling_less_eq_number_of  ~> ceiling_less_number_of
da7c06ab3169 remove several redundant lemmas about floor and ceiling
huffman
parents: 36972
diff changeset
   780
  ceiling_less_eq_zero       ~> ceiling_less_zero
da7c06ab3169 remove several redundant lemmas about floor and ceiling
huffman
parents: 36972
diff changeset
   781
  ceiling_less_eq_one        ~> ceiling_less_one
da7c06ab3169 remove several redundant lemmas about floor and ceiling
huffman
parents: 36972
diff changeset
   782
  le_ceiling_eq_number_of    ~> number_of_le_ceiling
da7c06ab3169 remove several redundant lemmas about floor and ceiling
huffman
parents: 36972
diff changeset
   783
  le_ceiling_eq_zero         ~> zero_le_ceiling
da7c06ab3169 remove several redundant lemmas about floor and ceiling
huffman
parents: 36972
diff changeset
   784
  le_ceiling_eq_one          ~> one_le_ceiling
da7c06ab3169 remove several redundant lemmas about floor and ceiling
huffman
parents: 36972
diff changeset
   785
  ceiling_subtract_number_of ~> ceiling_diff_number_of
da7c06ab3169 remove several redundant lemmas about floor and ceiling
huffman
parents: 36972
diff changeset
   786
  ceiling_subtract_one       ~> ceiling_diff_one
da7c06ab3169 remove several redundant lemmas about floor and ceiling
huffman
parents: 36972
diff changeset
   787
37144
fd6308b4df72 misc updates for release;
wenzelm
parents: 37143
diff changeset
   788
* Theory "Finite_Set": various folding_XXX locales facilitate the
36857
59ed53700145 minor tuning;
wenzelm
parents: 36856
diff changeset
   789
application of the various fold combinators on finite sets.
59ed53700145 minor tuning;
wenzelm
parents: 36856
diff changeset
   790
59ed53700145 minor tuning;
wenzelm
parents: 36856
diff changeset
   791
* Library theory "RBT" renamed to "RBT_Impl"; new library theory "RBT"
59ed53700145 minor tuning;
wenzelm
parents: 36856
diff changeset
   792
provides abstract red-black tree type which is backed by "RBT_Impl" as
59ed53700145 minor tuning;
wenzelm
parents: 36856
diff changeset
   793
implementation.  INCOMPATIBILTY.
36147
b43b22f63665 theory RBT with abstract type of red-black trees backed by implementation RBT_Impl
haftmann
parents: 36096
diff changeset
   794
36830
7902dc7ea11d fix spelling of 'superseded'
huffman
parents: 36829
diff changeset
   795
* 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
   796
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
   797
36829
909d2680e122 NEWS: removed theory PReal
huffman
parents: 36828
diff changeset
   798
* Theory PReal, including the type "preal" and related operations, has
909d2680e122 NEWS: removed theory PReal
huffman
parents: 36828
diff changeset
   799
been removed.  INCOMPATIBILITY.
909d2680e122 NEWS: removed theory PReal
huffman
parents: 36828
diff changeset
   800
37380
35815ce9218a final tuning;
wenzelm
parents: 37375
diff changeset
   801
* Real: new development using Cauchy Sequences.
35815ce9218a final tuning;
wenzelm
parents: 37375
diff changeset
   802
37351
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   803
* Split off theory "Big_Operators" containing setsum, setprod,
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   804
Inf_fin, Sup_fin, Min, Max from theory Finite_Set.  INCOMPATIBILITY.
36857
59ed53700145 minor tuning;
wenzelm
parents: 36856
diff changeset
   805
59ed53700145 minor tuning;
wenzelm
parents: 36856
diff changeset
   806
* Theory "Rational" renamed to "Rat", for consistency with "Nat",
59ed53700145 minor tuning;
wenzelm
parents: 36856
diff changeset
   807
"Int" etc.  INCOMPATIBILITY.
59ed53700145 minor tuning;
wenzelm
parents: 36856
diff changeset
   808
37351
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   809
* Constant Rat.normalize needs to be qualified.  INCOMPATIBILITY.
37143
2a5182751151 constant Rat.normalize needs to be qualified;
wenzelm
parents: 37087
diff changeset
   810
36857
59ed53700145 minor tuning;
wenzelm
parents: 36856
diff changeset
   811
* New set of rules "ac_simps" provides combined assoc / commute
59ed53700145 minor tuning;
wenzelm
parents: 36856
diff changeset
   812
rewrites for all interpretations of the appropriate generic locales.
59ed53700145 minor tuning;
wenzelm
parents: 36856
diff changeset
   813
59ed53700145 minor tuning;
wenzelm
parents: 36856
diff changeset
   814
* Renamed theory "OrderedGroup" to "Groups" and split theory
59ed53700145 minor tuning;
wenzelm
parents: 36856
diff changeset
   815
"Ring_and_Field" into theories "Rings" and "Fields"; for more
59ed53700145 minor tuning;
wenzelm
parents: 36856
diff changeset
   816
appropriate and more consistent names suitable for name prefixes
59ed53700145 minor tuning;
wenzelm
parents: 36856
diff changeset
   817
within the HOL theories.  INCOMPATIBILITY.
35050
9f841f20dca6 renamed OrderedGroup to Groups; split theory Ring_and_Field into Rings Fields
haftmann
parents: 35042
diff changeset
   818
35084
e25eedfc15ce moved constants inverse and divide to Ring.thy
haftmann
parents: 35050
diff changeset
   819
* Some generic constants have been put to appropriate theories:
36857
59ed53700145 minor tuning;
wenzelm
parents: 36856
diff changeset
   820
  - less_eq, less: Orderings
59ed53700145 minor tuning;
wenzelm
parents: 36856
diff changeset
   821
  - zero, one, plus, minus, uminus, times, abs, sgn: Groups
59ed53700145 minor tuning;
wenzelm
parents: 36856
diff changeset
   822
  - inverse, divide: Rings
35084
e25eedfc15ce moved constants inverse and divide to Ring.thy
haftmann
parents: 35050
diff changeset
   823
INCOMPATIBILITY.
e25eedfc15ce moved constants inverse and divide to Ring.thy
haftmann
parents: 35050
diff changeset
   824
36857
59ed53700145 minor tuning;
wenzelm
parents: 36856
diff changeset
   825
* More consistent naming of type classes involving orderings (and
59ed53700145 minor tuning;
wenzelm
parents: 36856
diff changeset
   826
lattices):
35027
ed7d12bcf8f8 more consistent naming of type classes involving orderings (and lattices) -- c.f. NEWS
haftmann
parents: 34974
diff changeset
   827
ed7d12bcf8f8 more consistent naming of type classes involving orderings (and lattices) -- c.f. NEWS
haftmann
parents: 34974
diff changeset
   828
    lower_semilattice                   ~> semilattice_inf
ed7d12bcf8f8 more consistent naming of type classes involving orderings (and lattices) -- c.f. NEWS
haftmann
parents: 34974
diff changeset
   829
    upper_semilattice                   ~> semilattice_sup
ed7d12bcf8f8 more consistent naming of type classes involving orderings (and lattices) -- c.f. NEWS
haftmann
parents: 34974
diff changeset
   830
ed7d12bcf8f8 more consistent naming of type classes involving orderings (and lattices) -- c.f. NEWS
haftmann
parents: 34974
diff changeset
   831
    dense_linear_order                  ~> dense_linorder
ed7d12bcf8f8 more consistent naming of type classes involving orderings (and lattices) -- c.f. NEWS
haftmann
parents: 34974
diff changeset
   832
ed7d12bcf8f8 more consistent naming of type classes involving orderings (and lattices) -- c.f. NEWS
haftmann
parents: 34974
diff changeset
   833
    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
   834
    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
   835
    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
   836
    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
   837
    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
   838
    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
   839
    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
   840
    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
   841
    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
   842
    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
   843
    pordered_ring                       ~> ordered_ring
ed7d12bcf8f8 more consistent naming of type classes involving orderings (and lattices) -- c.f. NEWS
haftmann
parents: 34974
diff changeset
   844
    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
   845
    pordered_semiring                   ~> ordered_semiring
ed7d12bcf8f8 more consistent naming of type classes involving orderings (and lattices) -- c.f. NEWS
haftmann
parents: 34974
diff changeset
   846
ed7d12bcf8f8 more consistent naming of type classes involving orderings (and lattices) -- c.f. NEWS
haftmann
parents: 34974
diff changeset
   847
    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
   848
    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
   849
    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
   850
    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
   851
    ordered_field                       ~> linordered_field
ed7d12bcf8f8 more consistent naming of type classes involving orderings (and lattices) -- c.f. NEWS
haftmann
parents: 34974
diff changeset
   852
    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
   853
    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
   854
    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
   855
    ordered_idom                        ~> linordered_idom
ed7d12bcf8f8 more consistent naming of type classes involving orderings (and lattices) -- c.f. NEWS
haftmann
parents: 34974
diff changeset
   856
    ordered_ring                        ~> linordered_ring
ed7d12bcf8f8 more consistent naming of type classes involving orderings (and lattices) -- c.f. NEWS
haftmann
parents: 34974
diff changeset
   857
    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
   858
    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
   859
    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
   860
    ordered_semidom                     ~> linordered_semidom
ed7d12bcf8f8 more consistent naming of type classes involving orderings (and lattices) -- c.f. NEWS
haftmann
parents: 34974
diff changeset
   861
    ordered_semiring                    ~> linordered_semiring
ed7d12bcf8f8 more consistent naming of type classes involving orderings (and lattices) -- c.f. NEWS
haftmann
parents: 34974
diff changeset
   862
    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
   863
    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
   864
    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
   865
36857
59ed53700145 minor tuning;
wenzelm
parents: 36856
diff changeset
   866
  The following slightly odd type classes have been moved to a
37351
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   867
  separate theory Library/Lattice_Algebras:
35032
7efe662e41b4 separate library theory for type classes combining lattices with various algebraic structures
haftmann
parents: 35027
diff changeset
   868
7efe662e41b4 separate library theory for type classes combining lattices with various algebraic structures
haftmann
parents: 35027
diff changeset
   869
    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
   870
    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
   871
    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
   872
    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
   873
    lordered_ring                       ~> lattice_ring
7efe662e41b4 separate library theory for type classes combining lattices with various algebraic structures
haftmann
parents: 35027
diff changeset
   874
35027
ed7d12bcf8f8 more consistent naming of type classes involving orderings (and lattices) -- c.f. NEWS
haftmann
parents: 34974
diff changeset
   875
INCOMPATIBILITY.
ed7d12bcf8f8 more consistent naming of type classes involving orderings (and lattices) -- c.f. NEWS
haftmann
parents: 34974
diff changeset
   876
36416
9459be72b89e NEWS and CONTRIBUTORS
haftmann
parents: 36356
diff changeset
   877
* Refined field classes:
36857
59ed53700145 minor tuning;
wenzelm
parents: 36856
diff changeset
   878
  - classes division_ring_inverse_zero, field_inverse_zero,
59ed53700145 minor tuning;
wenzelm
parents: 36856
diff changeset
   879
    linordered_field_inverse_zero include rule inverse 0 = 0 --
59ed53700145 minor tuning;
wenzelm
parents: 36856
diff changeset
   880
    subsumes former division_by_zero class;
59ed53700145 minor tuning;
wenzelm
parents: 36856
diff changeset
   881
  - numerous lemmas have been ported from field to division_ring.
59ed53700145 minor tuning;
wenzelm
parents: 36856
diff changeset
   882
INCOMPATIBILITY.
36416
9459be72b89e NEWS and CONTRIBUTORS
haftmann
parents: 36356
diff changeset
   883
9459be72b89e NEWS and CONTRIBUTORS
haftmann
parents: 36356
diff changeset
   884
* Refined algebra theorem collections:
36857
59ed53700145 minor tuning;
wenzelm
parents: 36856
diff changeset
   885
  - dropped theorem group group_simps, use algebra_simps instead;
59ed53700145 minor tuning;
wenzelm
parents: 36856
diff changeset
   886
  - dropped theorem group ring_simps, use field_simps instead;
59ed53700145 minor tuning;
wenzelm
parents: 36856
diff changeset
   887
  - proper theorem collection field_simps subsumes former theorem
59ed53700145 minor tuning;
wenzelm
parents: 36856
diff changeset
   888
    groups field_eq_simps and field_simps;
59ed53700145 minor tuning;
wenzelm
parents: 36856
diff changeset
   889
  - dropped lemma eq_minus_self_iff which is a duplicate for
59ed53700145 minor tuning;
wenzelm
parents: 36856
diff changeset
   890
    equal_neg_zero.
59ed53700145 minor tuning;
wenzelm
parents: 36856
diff changeset
   891
INCOMPATIBILITY.
35009
5408e5207131 misc tuning;
wenzelm
parents: 34974
diff changeset
   892
5408e5207131 misc tuning;
wenzelm
parents: 34974
diff changeset
   893
* 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
   894
sets to lattices:
e3daf3c07381 Subgoal.FOCUS (and variants): resulting goal state is normalized as usual for resolution;
wenzelm
parents: 34062
diff changeset
   895
34007
aea892559fc5 tuned lattices theory fragements; generlized some lemmas from sets to lattices
haftmann
parents: 33994
diff changeset
   896
  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
   897
  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
   898
  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
   899
  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
   900
  Inter_fold_inter              ~> Inf_fold_inf
aea892559fc5 tuned lattices theory fragements; generlized some lemmas from sets to lattices
haftmann
parents: 33994
diff changeset
   901
  Union_fold_union              ~> Sup_fold_sup
aea892559fc5 tuned lattices theory fragements; generlized some lemmas from sets to lattices
haftmann
parents: 33994
diff changeset
   902
  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
   903
  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
   904
  INTER_fold_inter              ~> INFI_fold_inf
aea892559fc5 tuned lattices theory fragements; generlized some lemmas from sets to lattices
haftmann
parents: 33994
diff changeset
   905
  UNION_fold_union              ~> SUPR_fold_sup
aea892559fc5 tuned lattices theory fragements; generlized some lemmas from sets to lattices
haftmann
parents: 33994
diff changeset
   906
37351
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   907
* Theory "Complete_Lattice": lemmas top_def and bot_def have been
36416
9459be72b89e NEWS and CONTRIBUTORS
haftmann
parents: 36356
diff changeset
   908
replaced by the more convenient lemmas Inf_empty and Sup_empty.
9459be72b89e NEWS and CONTRIBUTORS
haftmann
parents: 36356
diff changeset
   909
Dropped lemmas Inf_insert_simp and Sup_insert_simp, which are subsumed
9459be72b89e NEWS and CONTRIBUTORS
haftmann
parents: 36356
diff changeset
   910
by Inf_insert and Sup_insert.  Lemmas Inf_UNIV and Sup_UNIV replace
9459be72b89e NEWS and CONTRIBUTORS
haftmann
parents: 36356
diff changeset
   911
former Inf_Univ and Sup_Univ.  Lemmas inf_top_right and sup_bot_right
9459be72b89e NEWS and CONTRIBUTORS
haftmann
parents: 36356
diff changeset
   912
subsume inf_top and sup_bot respectively.  INCOMPATIBILITY.
9459be72b89e NEWS and CONTRIBUTORS
haftmann
parents: 36356
diff changeset
   913
36857
59ed53700145 minor tuning;
wenzelm
parents: 36856
diff changeset
   914
* Reorganized theory Multiset: swapped notation of pointwise and
59ed53700145 minor tuning;
wenzelm
parents: 36856
diff changeset
   915
multiset order:
37351
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   916
36857
59ed53700145 minor tuning;
wenzelm
parents: 36856
diff changeset
   917
  - pointwise ordering is instance of class order with standard syntax
59ed53700145 minor tuning;
wenzelm
parents: 36856
diff changeset
   918
    <= and <;
59ed53700145 minor tuning;
wenzelm
parents: 36856
diff changeset
   919
  - multiset ordering has syntax <=# and <#; partial order properties
59ed53700145 minor tuning;
wenzelm
parents: 36856
diff changeset
   920
    are provided by means of interpretation with prefix
59ed53700145 minor tuning;
wenzelm
parents: 36856
diff changeset
   921
    multiset_order;
59ed53700145 minor tuning;
wenzelm
parents: 36856
diff changeset
   922
  - less duplication, less historical organization of sections,
59ed53700145 minor tuning;
wenzelm
parents: 36856
diff changeset
   923
    conversion from associations lists to multisets, rudimentary code
59ed53700145 minor tuning;
wenzelm
parents: 36856
diff changeset
   924
    generation;
59ed53700145 minor tuning;
wenzelm
parents: 36856
diff changeset
   925
  - use insert_DiffM2 [symmetric] instead of elem_imp_eq_diff_union,
59ed53700145 minor tuning;
wenzelm
parents: 36856
diff changeset
   926
    if needed.
37351
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   927
36903
489c1fbbb028 Multiset: renamed, added and tuned lemmas;
nipkow
parents: 36857
diff changeset
   928
Renamed:
37351
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   929
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   930
  multiset_eq_conv_count_eq  ~>  multiset_ext_iff
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   931
  multi_count_ext  ~>  multiset_ext
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   932
  diff_union_inverse2  ~>  diff_union_cancelR
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   933
36857
59ed53700145 minor tuning;
wenzelm
parents: 36856
diff changeset
   934
INCOMPATIBILITY.
36416
9459be72b89e NEWS and CONTRIBUTORS
haftmann
parents: 36356
diff changeset
   935
36903
489c1fbbb028 Multiset: renamed, added and tuned lemmas;
nipkow
parents: 36857
diff changeset
   936
* Theory Permutation: replaced local "remove" by List.remove1.
489c1fbbb028 Multiset: renamed, added and tuned lemmas;
nipkow
parents: 36857
diff changeset
   937
36416
9459be72b89e NEWS and CONTRIBUTORS
haftmann
parents: 36356
diff changeset
   938
* Code generation: ML and OCaml code is decorated with signatures.
9459be72b89e NEWS and CONTRIBUTORS
haftmann
parents: 36356
diff changeset
   939
35009
5408e5207131 misc tuning;
wenzelm
parents: 34974
diff changeset
   940
* Theory List: added transpose.
5408e5207131 misc tuning;
wenzelm
parents: 34974
diff changeset
   941
35810
a50237ec0ecd NEWS: Nat_Bijection library
huffman
parents: 35765
diff changeset
   942
* Library/Nat_Bijection.thy is a collection of bijective functions
a50237ec0ecd NEWS: Nat_Bijection library
huffman
parents: 35765
diff changeset
   943
between nat and other types, which supersedes the older libraries
a50237ec0ecd NEWS: Nat_Bijection library
huffman
parents: 35765
diff changeset
   944
Library/Nat_Int_Bij.thy and HOLCF/NatIso.thy.  INCOMPATIBILITY.
a50237ec0ecd NEWS: Nat_Bijection library
huffman
parents: 35765
diff changeset
   945
a50237ec0ecd NEWS: Nat_Bijection library
huffman
parents: 35765
diff changeset
   946
  Constants:
a50237ec0ecd NEWS: Nat_Bijection library
huffman
parents: 35765
diff changeset
   947
  Nat_Int_Bij.nat2_to_nat         ~> prod_encode
a50237ec0ecd NEWS: Nat_Bijection library
huffman
parents: 35765
diff changeset
   948
  Nat_Int_Bij.nat_to_nat2         ~> prod_decode
a50237ec0ecd NEWS: Nat_Bijection library
huffman
parents: 35765
diff changeset
   949
  Nat_Int_Bij.int_to_nat_bij      ~> int_encode
a50237ec0ecd NEWS: Nat_Bijection library
huffman
parents: 35765
diff changeset
   950
  Nat_Int_Bij.nat_to_int_bij      ~> int_decode
a50237ec0ecd NEWS: Nat_Bijection library
huffman
parents: 35765
diff changeset
   951
  Countable.pair_encode           ~> prod_encode
a50237ec0ecd NEWS: Nat_Bijection library
huffman
parents: 35765
diff changeset
   952
  NatIso.prod2nat                 ~> prod_encode
a50237ec0ecd NEWS: Nat_Bijection library
huffman
parents: 35765
diff changeset
   953
  NatIso.nat2prod                 ~> prod_decode
a50237ec0ecd NEWS: Nat_Bijection library
huffman
parents: 35765
diff changeset
   954
  NatIso.sum2nat                  ~> sum_encode
a50237ec0ecd NEWS: Nat_Bijection library
huffman
parents: 35765
diff changeset
   955
  NatIso.nat2sum                  ~> sum_decode
a50237ec0ecd NEWS: Nat_Bijection library
huffman
parents: 35765
diff changeset
   956
  NatIso.list2nat                 ~> list_encode
a50237ec0ecd NEWS: Nat_Bijection library
huffman
parents: 35765
diff changeset
   957
  NatIso.nat2list                 ~> list_decode
a50237ec0ecd NEWS: Nat_Bijection library
huffman
parents: 35765
diff changeset
   958
  NatIso.set2nat                  ~> set_encode
a50237ec0ecd NEWS: Nat_Bijection library
huffman
parents: 35765
diff changeset
   959
  NatIso.nat2set                  ~> set_decode
a50237ec0ecd NEWS: Nat_Bijection library
huffman
parents: 35765
diff changeset
   960
a50237ec0ecd NEWS: Nat_Bijection library
huffman
parents: 35765
diff changeset
   961
  Lemmas:
a50237ec0ecd NEWS: Nat_Bijection library
huffman
parents: 35765
diff changeset
   962
  Nat_Int_Bij.bij_nat_to_int_bij  ~> bij_int_decode
a50237ec0ecd NEWS: Nat_Bijection library
huffman
parents: 35765
diff changeset
   963
  Nat_Int_Bij.nat2_to_nat_inj     ~> inj_prod_encode
a50237ec0ecd NEWS: Nat_Bijection library
huffman
parents: 35765
diff changeset
   964
  Nat_Int_Bij.nat2_to_nat_surj    ~> surj_prod_encode
a50237ec0ecd NEWS: Nat_Bijection library
huffman
parents: 35765
diff changeset
   965
  Nat_Int_Bij.nat_to_nat2_inj     ~> inj_prod_decode
a50237ec0ecd NEWS: Nat_Bijection library
huffman
parents: 35765
diff changeset
   966
  Nat_Int_Bij.nat_to_nat2_surj    ~> surj_prod_decode
a50237ec0ecd NEWS: Nat_Bijection library
huffman
parents: 35765
diff changeset
   967
  Nat_Int_Bij.i2n_n2i_id          ~> int_encode_inverse
a50237ec0ecd NEWS: Nat_Bijection library
huffman
parents: 35765
diff changeset
   968
  Nat_Int_Bij.n2i_i2n_id          ~> int_decode_inverse
a50237ec0ecd NEWS: Nat_Bijection library
huffman
parents: 35765
diff changeset
   969
  Nat_Int_Bij.surj_nat_to_int_bij ~> surj_int_encode
a50237ec0ecd NEWS: Nat_Bijection library
huffman
parents: 35765
diff changeset
   970
  Nat_Int_Bij.surj_int_to_nat_bij ~> surj_int_decode
a50237ec0ecd NEWS: Nat_Bijection library
huffman
parents: 35765
diff changeset
   971
  Nat_Int_Bij.inj_nat_to_int_bij  ~> inj_int_encode
a50237ec0ecd NEWS: Nat_Bijection library
huffman
parents: 35765
diff changeset
   972
  Nat_Int_Bij.inj_int_to_nat_bij  ~> inj_int_decode
a50237ec0ecd NEWS: Nat_Bijection library
huffman
parents: 35765
diff changeset
   973
  Nat_Int_Bij.bij_nat_to_int_bij  ~> bij_int_encode
a50237ec0ecd NEWS: Nat_Bijection library
huffman
parents: 35765
diff changeset
   974
  Nat_Int_Bij.bij_int_to_nat_bij  ~> bij_int_decode
a50237ec0ecd NEWS: Nat_Bijection library
huffman
parents: 35765
diff changeset
   975
36929
6b8b4f519190 added some Sledgehammer news
blanchet
parents: 36928
diff changeset
   976
* Sledgehammer:
6b8b4f519190 added some Sledgehammer news
blanchet
parents: 36928
diff changeset
   977
  - Renamed ATP commands:
6b8b4f519190 added some Sledgehammer news
blanchet
parents: 36928
diff changeset
   978
    atp_info     ~> sledgehammer running_atps
6b8b4f519190 added some Sledgehammer news
blanchet
parents: 36928
diff changeset
   979
    atp_kill     ~> sledgehammer kill_atps
6b8b4f519190 added some Sledgehammer news
blanchet
parents: 36928
diff changeset
   980
    atp_messages ~> sledgehammer messages
6b8b4f519190 added some Sledgehammer news
blanchet
parents: 36928
diff changeset
   981
    atp_minimize ~> sledgehammer minimize
6b8b4f519190 added some Sledgehammer news
blanchet
parents: 36928
diff changeset
   982
    print_atps   ~> sledgehammer available_atps
6b8b4f519190 added some Sledgehammer news
blanchet
parents: 36928
diff changeset
   983
    INCOMPATIBILITY.
6b8b4f519190 added some Sledgehammer news
blanchet
parents: 36928
diff changeset
   984
  - Added user's manual ("isabelle doc sledgehammer").
6b8b4f519190 added some Sledgehammer news
blanchet
parents: 36928
diff changeset
   985
  - Added option syntax and "sledgehammer_params" to customize
6b8b4f519190 added some Sledgehammer news
blanchet
parents: 36928
diff changeset
   986
    Sledgehammer's behavior.  See the manual for details.
6b8b4f519190 added some Sledgehammer news
blanchet
parents: 36928
diff changeset
   987
  - Modified the Isar proof reconstruction code so that it produces
6b8b4f519190 added some Sledgehammer news
blanchet
parents: 36928
diff changeset
   988
    direct proofs rather than proofs by contradiction.  (This feature
6b8b4f519190 added some Sledgehammer news
blanchet
parents: 36928
diff changeset
   989
    is still experimental.)
6b8b4f519190 added some Sledgehammer news
blanchet
parents: 36928
diff changeset
   990
  - Made Isar proof reconstruction work for SPASS, remote ATPs, and in
6b8b4f519190 added some Sledgehammer news
blanchet
parents: 36928
diff changeset
   991
    full-typed mode.
6b8b4f519190 added some Sledgehammer news
blanchet
parents: 36928
diff changeset
   992
  - Added support for TPTP syntax for SPASS via the "spass_tptp" ATP.
6b8b4f519190 added some Sledgehammer news
blanchet
parents: 36928
diff changeset
   993
36928
637100169bc7 document Nitpick changes
blanchet
parents: 36903
diff changeset
   994
* Nitpick:
637100169bc7 document Nitpick changes
blanchet
parents: 36903
diff changeset
   995
  - Added and implemented "binary_ints" and "bits" options.
637100169bc7 document Nitpick changes
blanchet
parents: 36903
diff changeset
   996
  - Added "std" option and implemented support for nonstandard models.
637100169bc7 document Nitpick changes
blanchet
parents: 36903
diff changeset
   997
  - Added and implemented "finitize" option to improve the precision
637100169bc7 document Nitpick changes
blanchet
parents: 36903
diff changeset
   998
    of infinite datatypes based on a monotonicity analysis.
637100169bc7 document Nitpick changes
blanchet
parents: 36903
diff changeset
   999
  - Added support for quotient types.
637100169bc7 document Nitpick changes
blanchet
parents: 36903
diff changeset
  1000
  - Added support for "specification" and "ax_specification"
637100169bc7 document Nitpick changes
blanchet
parents: 36903
diff changeset
  1001
    constructs.
637100169bc7 document Nitpick changes
blanchet
parents: 36903
diff changeset
  1002
  - Added support for local definitions (for "function" and
637100169bc7 document Nitpick changes
blanchet
parents: 36903
diff changeset
  1003
    "termination" proofs).
637100169bc7 document Nitpick changes
blanchet
parents: 36903
diff changeset
  1004
  - Added support for term postprocessors.
637100169bc7 document Nitpick changes
blanchet
parents: 36903
diff changeset
  1005
  - Optimized "Multiset.multiset" and "FinFun.finfun".
637100169bc7 document Nitpick changes
blanchet
parents: 36903
diff changeset
  1006
  - Improved efficiency of "destroy_constrs" optimization.
637100169bc7 document Nitpick changes
blanchet
parents: 36903
diff changeset
  1007
  - Fixed soundness bugs related to "destroy_constrs" optimization and
637100169bc7 document Nitpick changes
blanchet
parents: 36903
diff changeset
  1008
    record getters.
37272
e0940e692abb update NEWS
blanchet
parents: 37264
diff changeset
  1009
  - Fixed soundness bug related to higher-order constructors.
e0940e692abb update NEWS
blanchet
parents: 37264
diff changeset
  1010
  - Fixed soundness bug when "full_descrs" is enabled.
36928
637100169bc7 document Nitpick changes
blanchet
parents: 36903
diff changeset
  1011
  - 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
  1012
  - Added "atoms" option.
36928
637100169bc7 document Nitpick changes
blanchet
parents: 36903
diff changeset
  1013
  - Added cache to speed up repeated Kodkod invocations on the same
637100169bc7 document Nitpick changes
blanchet
parents: 36903
diff changeset
  1014
    problems.
637100169bc7 document Nitpick changes
blanchet
parents: 36903
diff changeset
  1015
  - Renamed "MiniSatJNI", "zChaffJNI", "BerkMinAlloy", and
637100169bc7 document Nitpick changes
blanchet
parents: 36903
diff changeset
  1016
    "SAT4JLight" to "MiniSat_JNI", "zChaff_JNI", "BerkMin_Alloy", and
637100169bc7 document Nitpick changes
blanchet
parents: 36903
diff changeset
  1017
    "SAT4J_Light".  INCOMPATIBILITY.
637100169bc7 document Nitpick changes
blanchet
parents: 36903
diff changeset
  1018
  - Removed "skolemize", "uncurry", "sym_break", "flatten_prop",
637100169bc7 document Nitpick changes
blanchet
parents: 36903
diff changeset
  1019
    "sharing_depth", and "show_skolems" options.  INCOMPATIBILITY.
37264
8b931fb51cc6 removed "nitpick_intro" attribute -- Nitpick noew uses Spec_Rules instead
blanchet
parents: 37260
diff changeset
  1020
  - Removed "nitpick_intro" attribute.  INCOMPATIBILITY.
36928
637100169bc7 document Nitpick changes
blanchet
parents: 36903
diff changeset
  1021
37361
250f487b3034 Documented changes in induct, cases, and nominal_induct method.
berghofe
parents: 37352
diff changeset
  1022
* 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
  1023
  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
  1024
  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
  1025
  By default, the equalities generated by definitional instantiations
250f487b3034 Documented changes in induct, cases, and nominal_induct method.
berghofe
parents: 37352
diff changeset
  1026
  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
  1027
  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
  1028
  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
  1029
  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
  1030
  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
  1031
  INCOMPATIBILITY.
250f487b3034 Documented changes in induct, cases, and nominal_induct method.
berghofe
parents: 37352
diff changeset
  1032
33993
haftmann
parents: 33873
diff changeset
  1033
36828
6a47f043d498 collected NEWS updates for HOLCF
huffman
parents: 36811
diff changeset
  1034
*** HOLCF ***
6a47f043d498 collected NEWS updates for HOLCF
huffman
parents: 36811
diff changeset
  1035
6a47f043d498 collected NEWS updates for HOLCF
huffman
parents: 36811
diff changeset
  1036
* Variable names in lemmas generated by the domain package have
6a47f043d498 collected NEWS updates for HOLCF
huffman
parents: 36811
diff changeset
  1037
changed; the naming scheme is now consistent with the HOL datatype
6a47f043d498 collected NEWS updates for HOLCF
huffman
parents: 36811
diff changeset
  1038
package.  Some proof scripts may be affected, INCOMPATIBILITY.
6a47f043d498 collected NEWS updates for HOLCF
huffman
parents: 36811
diff changeset
  1039
6a47f043d498 collected NEWS updates for HOLCF
huffman
parents: 36811
diff changeset
  1040
* The domain package no longer defines the function "foo_copy" for
6a47f043d498 collected NEWS updates for HOLCF
huffman
parents: 36811
diff changeset
  1041
recursive domain "foo".  The reach lemma is now stated directly in
6a47f043d498 collected NEWS updates for HOLCF
huffman
parents: 36811
diff changeset
  1042
terms of "foo_take".  Lemmas and proofs that mention "foo_copy" must
6a47f043d498 collected NEWS updates for HOLCF
huffman
parents: 36811
diff changeset
  1043
be reformulated in terms of "foo_take", INCOMPATIBILITY.
6a47f043d498 collected NEWS updates for HOLCF
huffman
parents: 36811
diff changeset
  1044
6a47f043d498 collected NEWS updates for HOLCF
huffman
parents: 36811
diff changeset
  1045
* Most definedness lemmas generated by the domain package (previously
6a47f043d498 collected NEWS updates for HOLCF
huffman
parents: 36811
diff changeset
  1046
of the form "x ~= UU ==> foo$x ~= UU") now have an if-and-only-if form
6a47f043d498 collected NEWS updates for HOLCF
huffman
parents: 36811
diff changeset
  1047
like "foo$x = UU <-> x = UU", which works better as a simp rule.
37351
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
  1048
Proofs that used definedness lemmas as intro rules may break,
36828
6a47f043d498 collected NEWS updates for HOLCF
huffman
parents: 36811
diff changeset
  1049
potential INCOMPATIBILITY.
6a47f043d498 collected NEWS updates for HOLCF
huffman
parents: 36811
diff changeset
  1050
6a47f043d498 collected NEWS updates for HOLCF
huffman
parents: 36811
diff changeset
  1051
* Induction and casedist rules generated by the domain package now
6a47f043d498 collected NEWS updates for HOLCF
huffman
parents: 36811
diff changeset
  1052
declare proper case_names (one called "bottom", and one named for each
6a47f043d498 collected NEWS updates for HOLCF
huffman
parents: 36811
diff changeset
  1053
constructor).  INCOMPATIBILITY.
6a47f043d498 collected NEWS updates for HOLCF
huffman
parents: 36811
diff changeset
  1054
6a47f043d498 collected NEWS updates for HOLCF
huffman
parents: 36811
diff changeset
  1055
* For mutually-recursive domains, separate "reach" and "take_lemma"
6a47f043d498 collected NEWS updates for HOLCF
huffman
parents: 36811
diff changeset
  1056
rules are generated for each domain, INCOMPATIBILITY.
6a47f043d498 collected NEWS updates for HOLCF
huffman
parents: 36811
diff changeset
  1057
6a47f043d498 collected NEWS updates for HOLCF
huffman
parents: 36811
diff changeset
  1058
  foo_bar.reach       ~> foo.reach  bar.reach
6a47f043d498 collected NEWS updates for HOLCF
huffman
parents: 36811
diff changeset
  1059
  foo_bar.take_lemmas ~> foo.take_lemma  bar.take_lemma
6a47f043d498 collected NEWS updates for HOLCF
huffman
parents: 36811
diff changeset
  1060
6a47f043d498 collected NEWS updates for HOLCF
huffman
parents: 36811
diff changeset
  1061
* Some lemmas generated by the domain package have been renamed for
6a47f043d498 collected NEWS updates for HOLCF
huffman
parents: 36811
diff changeset
  1062
consistency with the datatype package, INCOMPATIBILITY.
6a47f043d498 collected NEWS updates for HOLCF
huffman
parents: 36811
diff changeset
  1063
6a47f043d498 collected NEWS updates for HOLCF
huffman
parents: 36811
diff changeset
  1064
  foo.ind        ~> foo.induct
6a47f043d498 collected NEWS updates for HOLCF
huffman
parents: 36811
diff changeset
  1065
  foo.finite_ind ~> foo.finite_induct
6a47f043d498 collected NEWS updates for HOLCF
huffman
parents: 36811
diff changeset
  1066
  foo.coind      ~> foo.coinduct
6a47f043d498 collected NEWS updates for HOLCF
huffman
parents: 36811
diff changeset
  1067
  foo.casedist   ~> foo.exhaust
6a47f043d498 collected NEWS updates for HOLCF
huffman
parents: 36811
diff changeset
  1068
  foo.exhaust    ~> foo.nchotomy
6a47f043d498 collected NEWS updates for HOLCF
huffman
parents: 36811
diff changeset
  1069
6a47f043d498 collected NEWS updates for HOLCF
huffman
parents: 36811
diff changeset
  1070
* For consistency with other definition packages, the fixrec package
6a47f043d498 collected NEWS updates for HOLCF
huffman
parents: 36811
diff changeset
  1071
now generates qualified theorem names, INCOMPATIBILITY.
6a47f043d498 collected NEWS updates for HOLCF
huffman
parents: 36811
diff changeset
  1072
6a47f043d498 collected NEWS updates for HOLCF
huffman
parents: 36811
diff changeset
  1073
  foo_simps  ~> foo.simps
6a47f043d498 collected NEWS updates for HOLCF
huffman
parents: 36811
diff changeset
  1074
  foo_unfold ~> foo.unfold
6a47f043d498 collected NEWS updates for HOLCF
huffman
parents: 36811
diff changeset
  1075
  foo_induct ~> foo.induct
6a47f043d498 collected NEWS updates for HOLCF
huffman
parents: 36811
diff changeset
  1076
37087
dd47971b9875 NEWS: removed fixrec_simp attribute
huffman
parents: 37020
diff changeset
  1077
* The "fixrec_simp" attribute has been removed.  The "fixrec_simp"
dd47971b9875 NEWS: removed fixrec_simp attribute
huffman
parents: 37020
diff changeset
  1078
method and internal fixrec proofs now use the default simpset instead.
dd47971b9875 NEWS: removed fixrec_simp attribute
huffman
parents: 37020
diff changeset
  1079
INCOMPATIBILITY.
dd47971b9875 NEWS: removed fixrec_simp attribute
huffman
parents: 37020
diff changeset
  1080
36828
6a47f043d498 collected NEWS updates for HOLCF
huffman
parents: 36811
diff changeset
  1081
* The "contlub" predicate has been removed.  Proof scripts should use
6a47f043d498 collected NEWS updates for HOLCF
huffman
parents: 36811
diff changeset
  1082
lemma contI2 in place of monocontlub2cont, INCOMPATIBILITY.
6a47f043d498 collected NEWS updates for HOLCF
huffman
parents: 36811
diff changeset
  1083
6a47f043d498 collected NEWS updates for HOLCF
huffman
parents: 36811
diff changeset
  1084
* The "admw" predicate has been removed, INCOMPATIBILITY.
6a47f043d498 collected NEWS updates for HOLCF
huffman
parents: 36811
diff changeset
  1085
6a47f043d498 collected NEWS updates for HOLCF
huffman
parents: 36811
diff changeset
  1086
* The constants cpair, cfst, and csnd have been removed in favor of
6a47f043d498 collected NEWS updates for HOLCF
huffman
parents: 36811
diff changeset
  1087
Pair, fst, and snd from Isabelle/HOL, INCOMPATIBILITY.
6a47f043d498 collected NEWS updates for HOLCF
huffman
parents: 36811
diff changeset
  1088
6a47f043d498 collected NEWS updates for HOLCF
huffman
parents: 36811
diff changeset
  1089
33993
haftmann
parents: 33873
diff changeset
  1090
*** ML ***
haftmann
parents: 33873
diff changeset
  1091
37351
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
  1092
* Antiquotations for basic formal entities:
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
  1093
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
  1094
    @{class NAME}         -- type class
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
  1095
    @{class_syntax NAME}  -- syntax representation of the above
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
  1096
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
  1097
    @{type_name NAME}     -- logical type
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
  1098
    @{type_abbrev NAME}   -- type abbreviation
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
  1099
    @{nonterminal NAME}   -- type of concrete syntactic category
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
  1100
    @{type_syntax NAME}   -- syntax representation of any of the above
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
  1101
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
  1102
    @{const_name NAME}    -- logical constant (INCOMPATIBILITY)
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
  1103
    @{const_abbrev NAME}  -- abbreviated constant
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
  1104
    @{const_syntax NAME}  -- syntax representation of any of the above
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
  1105
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
  1106
* Antiquotation @{syntax_const NAME} ensures that NAME refers to a raw
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
  1107
syntax constant (cf. 'syntax' command).
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
  1108
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
  1109
* Antiquotation @{make_string} inlines a function to print arbitrary
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
  1110
values similar to the ML toplevel.  The result is compiler dependent
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
  1111
and may fall back on "?" in certain situations.
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
  1112
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
  1113
* Diagnostic commands 'ML_val' and 'ML_command' may refer to
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
  1114
antiquotations @{Isar.state} and @{Isar.goal}.  This replaces impure
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
  1115
Isar.state() and Isar.goal(), which belong to the old TTY loop and do
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
  1116
not work with the asynchronous Isar document model.
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
  1117
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
  1118
* Configuration options now admit dynamic default values, depending on
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
  1119
the context or even global references.
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
  1120
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
  1121
* SHA1.digest digests strings according to SHA-1 (see RFC 3174).  It
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
  1122
uses an efficient external library if available (for Poly/ML).
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
  1123
37144
fd6308b4df72 misc updates for release;
wenzelm
parents: 37143
diff changeset
  1124
* Renamed some important ML structures, while keeping the old names
fd6308b4df72 misc updates for release;
wenzelm
parents: 37143
diff changeset
  1125
for some time as aliases within the structure Legacy:
fd6308b4df72 misc updates for release;
wenzelm
parents: 37143
diff changeset
  1126
fd6308b4df72 misc updates for release;
wenzelm
parents: 37143
diff changeset
  1127
  OuterKeyword  ~>  Keyword
fd6308b4df72 misc updates for release;
wenzelm
parents: 37143
diff changeset
  1128
  OuterLex      ~>  Token
fd6308b4df72 misc updates for release;
wenzelm
parents: 37143
diff changeset
  1129
  OuterParse    ~>  Parse
fd6308b4df72 misc updates for release;
wenzelm
parents: 37143
diff changeset
  1130
  OuterSyntax   ~>  Outer_Syntax
37216
3165bc303f66 modernized some structure names, keeping a few legacy aliases;
wenzelm
parents: 37158
diff changeset
  1131
  PrintMode     ~>  Print_Mode
37144
fd6308b4df72 misc updates for release;
wenzelm
parents: 37143
diff changeset
  1132
  SpecParse     ~>  Parse_Spec
37216
3165bc303f66 modernized some structure names, keeping a few legacy aliases;
wenzelm
parents: 37158
diff changeset
  1133
  ThyInfo       ~>  Thy_Info
3165bc303f66 modernized some structure names, keeping a few legacy aliases;
wenzelm
parents: 37158
diff changeset
  1134
  ThyLoad       ~>  Thy_Load
3165bc303f66 modernized some structure names, keeping a few legacy aliases;
wenzelm
parents: 37158
diff changeset
  1135
  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
  1136
  TypeInfer     ~>  Type_Infer
37144
fd6308b4df72 misc updates for release;
wenzelm
parents: 37143
diff changeset
  1137
fd6308b4df72 misc updates for release;
wenzelm
parents: 37143
diff changeset
  1138
Note that "open Legacy" simplifies porting of sources, but forgetting
fd6308b4df72 misc updates for release;
wenzelm
parents: 37143
diff changeset
  1139
to remove it again will complicate porting again in the future.
fd6308b4df72 misc updates for release;
wenzelm
parents: 37143
diff changeset
  1140
fd6308b4df72 misc updates for release;
wenzelm
parents: 37143
diff changeset
  1141
* Most operations that refer to a global context are named
fd6308b4df72 misc updates for release;
wenzelm
parents: 37143
diff changeset
  1142
accordingly, e.g. Simplifier.global_context or
fd6308b4df72 misc updates for release;
wenzelm
parents: 37143
diff changeset
  1143
ProofContext.init_global.  There are some situations where a global
fd6308b4df72 misc updates for release;
wenzelm
parents: 37143
diff changeset
  1144
context actually works, but under normal circumstances one needs to
fd6308b4df72 misc updates for release;
wenzelm
parents: 37143
diff changeset
  1145
pass the proper local context through the code!
fd6308b4df72 misc updates for release;
wenzelm
parents: 37143
diff changeset
  1146
fd6308b4df72 misc updates for release;
wenzelm
parents: 37143
diff changeset
  1147
* Discontinued old TheoryDataFun with its copy/init operation -- data
fd6308b4df72 misc updates for release;
wenzelm
parents: 37143
diff changeset
  1148
needs to be pure.  Functor Theory_Data_PP retains the traditional
fd6308b4df72 misc updates for release;
wenzelm
parents: 37143
diff changeset
  1149
Pretty.pp argument to merge, which is absent in the standard
fd6308b4df72 misc updates for release;
wenzelm
parents: 37143
diff changeset
  1150
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
  1151
37144
fd6308b4df72 misc updates for release;
wenzelm
parents: 37143
diff changeset
  1152
* Sorts.certify_sort and derived "cert" operations for types and terms
fd6308b4df72 misc updates for release;
wenzelm
parents: 37143
diff changeset
  1153
no longer minimize sorts.  Thus certification at the boundary of the
fd6308b4df72 misc updates for release;
wenzelm
parents: 37143
diff changeset
  1154
inference kernel becomes invariant under addition of class relations,
fd6308b4df72 misc updates for release;
wenzelm
parents: 37143
diff changeset
  1155
which is an important monotonicity principle.  Sorts are now minimized
fd6308b4df72 misc updates for release;
wenzelm
parents: 37143
diff changeset
  1156
in the syntax layer only, at the boundary between the end-user and the
fd6308b4df72 misc updates for release;
wenzelm
parents: 37143
diff changeset
  1157
system.  Subtle INCOMPATIBILITY, may have to use Sign.minimize_sort
fd6308b4df72 misc updates for release;
wenzelm
parents: 37143
diff changeset
  1158
explicitly in rare situations.
fd6308b4df72 misc updates for release;
wenzelm
parents: 37143
diff changeset
  1159
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
  1160
* 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
  1161
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
  1162
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
  1163
34076
e3daf3c07381 Subgoal.FOCUS (and variants): resulting goal state is normalized as usual for resolution;
wenzelm
parents: 34062
diff changeset
  1164
* 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
  1165
usual for resolution.  Rare INCOMPATIBILITY.
e3daf3c07381 Subgoal.FOCUS (and variants): resulting goal state is normalized as usual for resolution;
wenzelm
parents: 34062
diff changeset
  1166
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
  1167
* 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
  1168
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
  1169
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
  1170
37144
fd6308b4df72 misc updates for release;
wenzelm
parents: 37143
diff changeset
  1171
* Curried take and drop in library.ML; negative length is interpreted
fd6308b4df72 misc updates for release;
wenzelm
parents: 37143
diff changeset
  1172
as infinity (as in chop).  Subtle INCOMPATIBILITY.
36961
7b14afc02fc4 do not open Legacy by default;
wenzelm
parents: 36959
diff changeset
  1173
37351
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
  1174
* Proof terms: type substitutions on proof constants now use canonical
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
  1175
order of type variables.  INCOMPATIBILITY for tools working with proof
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
  1176
terms.
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
  1177
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
  1178
* Raw axioms/defs may no longer carry sort constraints, and raw defs
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
  1179
may no longer carry premises.  User-level specifications are
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
  1180
transformed accordingly by Thm.add_axiom/add_def.
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
  1181
33993
haftmann
parents: 33873
diff changeset
  1182
34238
b28be884edda discontinued special HOL_USEDIR_OPTIONS;
wenzelm
parents: 34170
diff changeset
  1183
*** System ***
b28be884edda discontinued special HOL_USEDIR_OPTIONS;
wenzelm
parents: 34170
diff changeset
  1184
b28be884edda discontinued special HOL_USEDIR_OPTIONS;
wenzelm
parents: 34170
diff changeset
  1185
* Discontinued special HOL_USEDIR_OPTIONS for the main HOL image;
b28be884edda discontinued special HOL_USEDIR_OPTIONS;
wenzelm
parents: 34170
diff changeset
  1186
ISABELLE_USEDIR_OPTIONS applies uniformly to all sessions.  Note that
b28be884edda discontinued special HOL_USEDIR_OPTIONS;
wenzelm
parents: 34170
diff changeset
  1187
proof terms are enabled unconditionally in the new HOL-Proofs image.
b28be884edda discontinued special HOL_USEDIR_OPTIONS;
wenzelm
parents: 34170
diff changeset
  1188
34255
2dd2547acb41 discontinued old ISABELLE and ISATOOL environment settings;
wenzelm
parents: 34238
diff changeset
  1189
* Discontinued old ISABELLE and ISATOOL environment settings (legacy
2dd2547acb41 discontinued old ISABELLE and ISATOOL environment settings;
wenzelm
parents: 34238
diff changeset
  1190
feature since Isabelle2009).  Use ISABELLE_PROCESS and ISABELLE_TOOL,
2dd2547acb41 discontinued old ISABELLE and ISATOOL environment settings;
wenzelm
parents: 34238
diff changeset
  1191
respectively.
2dd2547acb41 discontinued old ISABELLE and ISATOOL environment settings;
wenzelm
parents: 34238
diff changeset
  1192
36201
07d4f74abd12 polyml-platform script is superseded by ISABELLE_PLATFORM;
wenzelm
parents: 36178
diff changeset
  1193
* Old lib/scripts/polyml-platform is superseded by the
07d4f74abd12 polyml-platform script is superseded by ISABELLE_PLATFORM;
wenzelm
parents: 36178
diff changeset
  1194
ISABELLE_PLATFORM setting variable, which defaults to the 32 bit
07d4f74abd12 polyml-platform script is superseded by ISABELLE_PLATFORM;
wenzelm
parents: 36178
diff changeset
  1195
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
  1196
prefers 64 bit if available:
07d4f74abd12 polyml-platform script is superseded by ISABELLE_PLATFORM;
wenzelm
parents: 36178
diff changeset
  1197
07d4f74abd12 polyml-platform script is superseded by ISABELLE_PLATFORM;
wenzelm
parents: 36178
diff changeset
  1198
  ML_PLATFORM="${ISABELLE_PLATFORM64:-$ISABELLE_PLATFORM}"
07d4f74abd12 polyml-platform script is superseded by ISABELLE_PLATFORM;
wenzelm
parents: 36178
diff changeset
  1199
37218
ffd587207d5d notes on Isabelle/jEdit;
wenzelm
parents: 37216
diff changeset
  1200
* The preliminary Isabelle/jEdit application demonstrates the emerging
ffd587207d5d notes on Isabelle/jEdit;
wenzelm
parents: 37216
diff changeset
  1201
Isabelle/Scala layer for advanced prover interaction and integration.
ffd587207d5d notes on Isabelle/jEdit;
wenzelm
parents: 37216
diff changeset
  1202
See src/Tools/jEdit or "isabelle jedit" provided by the properly built
ffd587207d5d notes on Isabelle/jEdit;
wenzelm
parents: 37216
diff changeset
  1203
component.
ffd587207d5d notes on Isabelle/jEdit;
wenzelm
parents: 37216
diff changeset
  1204
37375
02592ec68afb NEWS: IsabelleText font;
wenzelm
parents: 37361
diff changeset
  1205
* "IsabelleText" is a Unicode font derived from Bitstream Vera Mono
02592ec68afb NEWS: IsabelleText font;
wenzelm
parents: 37361
diff changeset
  1206
and Bluesky TeX fonts.  It provides the usual Isabelle symbols,
02592ec68afb NEWS: IsabelleText font;
wenzelm
parents: 37361
diff changeset
  1207
similar to the default assignment of the document preparation system
02592ec68afb NEWS: IsabelleText font;
wenzelm
parents: 37361
diff changeset
  1208
(cf. isabellesym.sty).  The Isabelle/Scala class Isabelle_System
02592ec68afb NEWS: IsabelleText font;
wenzelm
parents: 37361
diff changeset
  1209
provides some operations for direct access to the font without asking
02592ec68afb NEWS: IsabelleText font;
wenzelm
parents: 37361
diff changeset
  1210
the user for manual installation.
02592ec68afb NEWS: IsabelleText font;
wenzelm
parents: 37361
diff changeset
  1211
34238
b28be884edda discontinued special HOL_USEDIR_OPTIONS;
wenzelm
parents: 34170
diff changeset
  1212
33993
haftmann
parents: 33873
diff changeset
  1213
33842
efa1b89c79e0 misc tuning and updates for official release;
wenzelm
parents: 33827
diff changeset
  1214
New in Isabelle2009-1 (December 2009)
efa1b89c79e0 misc tuning and updates for official release;
wenzelm
parents: 33827
diff changeset
  1215
-------------------------------------
30904
cc6a6047a10f back to non-release mode;
wenzelm
parents: 30855
diff changeset
  1216
31547
398c0f48a99e discontinued escaped symbols;
wenzelm
parents: 31481
diff changeset
  1217
*** General ***
398c0f48a99e discontinued escaped symbols;
wenzelm
parents: 31481
diff changeset
  1218
398c0f48a99e discontinued escaped symbols;
wenzelm
parents: 31481
diff changeset
  1219
* Discontinued old form of "escaped symbols" such as \\<forall>.  Only
398c0f48a99e discontinued escaped symbols;
wenzelm
parents: 31481
diff changeset
  1220
one backslash should be used, even in ML sources.
398c0f48a99e discontinued escaped symbols;
wenzelm
parents: 31481
diff changeset
  1221
398c0f48a99e discontinued escaped symbols;
wenzelm
parents: 31481
diff changeset
  1222
30951
a6e26a248f03 formal declaration of undefined parameters after class instantiation
haftmann
parents: 30949
diff changeset
  1223
*** Pure ***
a6e26a248f03 formal declaration of undefined parameters after class instantiation
haftmann
parents: 30949
diff changeset
  1224
32846
29941e925c82 News entry: inheritance of mixins; print_interps.
ballarin
parents: 32775
diff changeset
  1225
* Locale interpretation propagates mixins along the locale hierarchy.
29941e925c82 News entry: inheritance of mixins; print_interps.
ballarin
parents: 32775
diff changeset
  1226
The currently only available mixins are the equations used to map
29941e925c82 News entry: inheritance of mixins; print_interps.
ballarin
parents: 32775
diff changeset
  1227
local definitions to terms of the target domain of an interpretation.
29941e925c82 News entry: inheritance of mixins; print_interps.
ballarin
parents: 32775
diff changeset
  1228
33842
efa1b89c79e0 misc tuning and updates for official release;
wenzelm
parents: 33827
diff changeset
  1229
* Reactivated diagnostic command 'print_interps'.  Use "print_interps
efa1b89c79e0 misc tuning and updates for official release;
wenzelm
parents: 33827
diff changeset
  1230
loc" to print all interpretations of locale "loc" in the theory.
efa1b89c79e0 misc tuning and updates for official release;
wenzelm
parents: 33827
diff changeset
  1231
Interpretations in proofs are not shown.
32846
29941e925c82 News entry: inheritance of mixins; print_interps.
ballarin
parents: 32775
diff changeset
  1232
32983
a6914429005b Finished revisions of locales tutorial.
ballarin
parents: 32846
diff changeset
  1233
* Thoroughly revised locales tutorial.  New section on conditional
a6914429005b Finished revisions of locales tutorial.
ballarin
parents: 32846
diff changeset
  1234
interpretation.
a6914429005b Finished revisions of locales tutorial.
ballarin
parents: 32846
diff changeset
  1235
33843
23d09560d56d more NEWS, more tuning for release;
wenzelm
parents: 33842
diff changeset
  1236
* On instantiation of classes, remaining undefined class parameters
23d09560d56d more NEWS, more tuning for release;
wenzelm
parents: 33842
diff changeset
  1237
are formally declared.  INCOMPATIBILITY.
23d09560d56d more NEWS, more tuning for release;
wenzelm
parents: 33842
diff changeset
  1238
30951
a6e26a248f03 formal declaration of undefined parameters after class instantiation
haftmann
parents: 30949
diff changeset
  1239
33842
efa1b89c79e0 misc tuning and updates for official release;
wenzelm
parents: 33827
diff changeset
  1240
*** Document preparation ***
efa1b89c79e0 misc tuning and updates for official release;
wenzelm
parents: 33827
diff changeset
  1241
efa1b89c79e0 misc tuning and updates for official release;
wenzelm
parents: 33827
diff changeset
  1242
* New generalized style concept for printing terms: @{foo (style) ...}
efa1b89c79e0 misc tuning and updates for official release;
wenzelm
parents: 33827
diff changeset
  1243
instead of @{foo_style style ...}  (old form is still retained for
efa1b89c79e0 misc tuning and updates for official release;
wenzelm
parents: 33827
diff changeset
  1244
backward compatibility).  Styles can be also applied for
efa1b89c79e0 misc tuning and updates for official release;
wenzelm
parents: 33827
diff changeset
  1245
antiquotations prop, term_type and typeof.
32891
d403b99287ff new generalized concept for term styles
haftmann
parents: 32846
diff changeset
  1246
d403b99287ff new generalized concept for term styles
haftmann
parents: 32846
diff changeset
  1247
30930
11010e5f18f0 tightended specification of class semiring_div
haftmann
parents: 30855
diff changeset
  1248
*** HOL ***
11010e5f18f0 tightended specification of class semiring_div
haftmann
parents: 30855
diff changeset
  1249
33842
efa1b89c79e0 misc tuning and updates for official release;
wenzelm
parents: 33827
diff changeset
  1250
* 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
  1251
equality, linear and nonlinear (natural/integer/real) arithmetic, and
efa1b89c79e0 misc tuning and updates for official release;
wenzelm
parents: 33827
diff changeset
  1252
fixed-size bitvectors; there is also basic support for higher-order
efa1b89c79e0 misc tuning and updates for official release;
wenzelm
parents: 33827
diff changeset
  1253
features (esp. lambda abstractions).  It is an incomplete decision
efa1b89c79e0 misc tuning and updates for official release;
wenzelm
parents: 33827
diff changeset
  1254
procedure based on external SMT solvers using the oracle mechanism;
efa1b89c79e0 misc tuning and updates for official release;
wenzelm
parents: 33827
diff changeset
  1255
for the SMT solver Z3, this method is proof-producing.  Certificates
efa1b89c79e0 misc tuning and updates for official release;
wenzelm
parents: 33827
diff changeset
  1256
are provided to avoid calling the external solvers solely for
efa1b89c79e0 misc tuning and updates for official release;
wenzelm
parents: 33827
diff changeset
  1257
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
  1258
installing SMT solvers locally.  See src/HOL/SMT.
efa1b89c79e0 misc tuning and updates for official release;
wenzelm
parents: 33827
diff changeset
  1259
efa1b89c79e0 misc tuning and updates for official release;
wenzelm
parents: 33827
diff changeset
  1260
* New commands to load and prove verification conditions generated by
efa1b89c79e0 misc tuning and updates for official release;
wenzelm
parents: 33827
diff changeset
  1261
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
  1262
Compiler (VCC) or Spec#).  See src/HOL/Boogie.
efa1b89c79e0 misc tuning and updates for official release;
wenzelm
parents: 33827
diff changeset
  1263
efa1b89c79e0 misc tuning and updates for official release;
wenzelm
parents: 33827
diff changeset
  1264
* New counterexample generator tool 'nitpick' based on the Kodkod
efa1b89c79e0 misc tuning and updates for official release;
wenzelm
parents: 33827
diff changeset
  1265
relational model finder.  See src/HOL/Tools/Nitpick and
efa1b89c79e0 misc tuning and updates for official release;
wenzelm
parents: 33827
diff changeset
  1266
src/HOL/Nitpick_Examples.
efa1b89c79e0 misc tuning and updates for official release;
wenzelm
parents: 33827
diff changeset
  1267
33860
dcd9affbd106 tuned NEWS
haftmann
parents: 33849
diff changeset
  1268
* New commands 'code_pred' and 'values' to invoke the predicate
dcd9affbd106 tuned NEWS
haftmann
parents: 33849
diff changeset
  1269
compiler and to enumerate values of inductive predicates.
dcd9affbd106 tuned NEWS
haftmann
parents: 33849
diff changeset
  1270
dcd9affbd106 tuned NEWS
haftmann
parents: 33849
diff changeset
  1271
* A tabled implementation of the reflexive transitive closure.
dcd9affbd106 tuned NEWS
haftmann
parents: 33849
diff changeset
  1272
dcd9affbd106 tuned NEWS
haftmann
parents: 33849
diff changeset
  1273
* New implementation of quickcheck uses generic code generator;
dcd9affbd106 tuned NEWS
haftmann
parents: 33849
diff changeset
  1274
default generators are provided for all suitable HOL types, records
dcd9affbd106 tuned NEWS
haftmann
parents: 33849
diff changeset
  1275
and datatypes.  Old quickcheck can be re-activated importing theory
dcd9affbd106 tuned NEWS
haftmann
parents: 33849
diff changeset
  1276
Library/SML_Quickcheck.
dcd9affbd106 tuned NEWS
haftmann
parents: 33849
diff changeset
  1277
33843
23d09560d56d more NEWS, more tuning for release;
wenzelm
parents: 33842
diff changeset
  1278
* New testing tool Mirabelle for automated proof tools.  Applies
23d09560d56d more NEWS, more tuning for release;
wenzelm
parents: 33842
diff changeset
  1279
several tools and tactics like sledgehammer, metis, or quickcheck, to
23d09560d56d more NEWS, more tuning for release;
wenzelm
parents: 33842
diff changeset
  1280
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
  1281
"mirabelle" utility.
23d09560d56d more NEWS, more tuning for release;
wenzelm
parents: 33842
diff changeset
  1282
23d09560d56d more NEWS, more tuning for release;
wenzelm
parents: 33842
diff changeset
  1283
* New proof method "sos" (sum of squares) for nonlinear real
23d09560d56d more NEWS, more tuning for release;
wenzelm
parents: 33842
diff changeset
  1284
arithmetic (originally due to John Harison). It requires theory
23d09560d56d more NEWS, more tuning for release;
wenzelm
parents: 33842
diff changeset
  1285
Library/Sum_Of_Squares.  It is not a complete decision procedure but
23d09560d56d more NEWS, more tuning for release;
wenzelm
parents: 33842
diff changeset
  1286
works well in practice on quantifier-free real arithmetic with +, -,
23d09560d56d more NEWS, more tuning for release;
wenzelm
parents: 33842
diff changeset
  1287
*, ^, =, <= and <, i.e. boolean combinations of equalities and
23d09560d56d more NEWS, more tuning for release;
wenzelm
parents: 33842
diff changeset
  1288
inequalities between polynomials.  It makes use of external
23d09560d56d more NEWS, more tuning for release;
wenzelm
parents: 33842
diff changeset
  1289
semidefinite programming solvers.  Method "sos" generates a
23d09560d56d more NEWS, more tuning for release;
wenzelm
parents: 33842
diff changeset
  1290
certificate that can be pasted into the proof thus avoiding the need
23d09560d56d more NEWS, more tuning for release;
wenzelm
parents: 33842
diff changeset
  1291
to call an external tool every time the proof is checked.  See
23d09560d56d more NEWS, more tuning for release;
wenzelm
parents: 33842
diff changeset
  1292
src/HOL/Library/Sum_Of_Squares.
23d09560d56d more NEWS, more tuning for release;
wenzelm
parents: 33842
diff changeset
  1293
23d09560d56d more NEWS, more tuning for release;
wenzelm
parents: 33842
diff changeset
  1294
* New method "linarith" invokes existing linear arithmetic decision
23d09560d56d more NEWS, more tuning for release;
wenzelm
parents: 33842
diff changeset
  1295
procedure only.
23d09560d56d more NEWS, more tuning for release;
wenzelm
parents: 33842
diff changeset
  1296
23d09560d56d more NEWS, more tuning for release;
wenzelm
parents: 33842
diff changeset
  1297
* New command 'atp_minimal' reduces result produced by Sledgehammer.
23d09560d56d more NEWS, more tuning for release;
wenzelm
parents: 33842
diff changeset
  1298
23d09560d56d more NEWS, more tuning for release;
wenzelm
parents: 33842
diff changeset
  1299
* New Sledgehammer option "Full Types" in Proof General settings menu.
23d09560d56d more NEWS, more tuning for release;
wenzelm
parents: 33842
diff changeset
  1300
Causes full type information to be output to the ATPs.  This slows
23d09560d56d more NEWS, more tuning for release;
wenzelm
parents: 33842
diff changeset
  1301
ATPs down considerably but eliminates a source of unsound "proofs"
23d09560d56d more NEWS, more tuning for release;
wenzelm
parents: 33842
diff changeset
  1302
that fail later.
23d09560d56d more NEWS, more tuning for release;
wenzelm
parents: 33842
diff changeset
  1303
23d09560d56d more NEWS, more tuning for release;
wenzelm
parents: 33842
diff changeset
  1304
* New method "metisFT": A version of metis that uses full type
23d09560d56d more NEWS, more tuning for release;
wenzelm
parents: 33842
diff changeset
  1305
information in order to avoid failures of proof reconstruction.
23d09560d56d more NEWS, more tuning for release;
wenzelm
parents: 33842
diff changeset
  1306
23d09560d56d more NEWS, more tuning for release;
wenzelm
parents: 33842
diff changeset
  1307
* New evaluator "approximate" approximates an real valued term using
23d09560d56d more NEWS, more tuning for release;
wenzelm
parents: 33842
diff changeset
  1308
the same method as the approximation method.
23d09560d56d more NEWS, more tuning for release;
wenzelm
parents: 33842
diff changeset
  1309
23d09560d56d more NEWS, more tuning for release;
wenzelm
parents: 33842
diff changeset
  1310
* Method "approximate" now supports arithmetic expressions as
23d09560d56d more NEWS, more tuning for release;
wenzelm
parents: 33842
diff changeset
  1311
boundaries of intervals and implements interval splitting and Taylor
23d09560d56d more NEWS, more tuning for release;
wenzelm
parents: 33842
diff changeset
  1312
series expansion.
23d09560d56d more NEWS, more tuning for release;
wenzelm
parents: 33842
diff changeset
  1313
23d09560d56d more NEWS, more tuning for release;
wenzelm
parents: 33842
diff changeset
  1314
* ML antiquotation @{code_datatype} inserts definition of a datatype
23d09560d56d more NEWS, more tuning for release;
wenzelm
parents: 33842
diff changeset
  1315
generated by the code generator; e.g. see src/HOL/Predicate.thy.
23d09560d56d more NEWS, more tuning for release;
wenzelm
parents: 33842
diff changeset
  1316
33860
dcd9affbd106 tuned NEWS
haftmann
parents: 33849
diff changeset
  1317
* New theory SupInf of the supremum and infimum operators for sets of
dcd9affbd106 tuned NEWS
haftmann
parents: 33849
diff changeset
  1318
reals.
dcd9affbd106 tuned NEWS
haftmann
parents: 33849
diff changeset
  1319
dcd9affbd106 tuned NEWS
haftmann
parents: 33849
diff changeset
  1320
* New theory Probability, which contains a development of measure
dcd9affbd106 tuned NEWS
haftmann
parents: 33849
diff changeset
  1321
theory, eventually leading to Lebesgue integration and probability.
dcd9affbd106 tuned NEWS
haftmann
parents: 33849
diff changeset
  1322
dcd9affbd106 tuned NEWS
haftmann
parents: 33849
diff changeset
  1323
* Extended Multivariate Analysis to include derivation and Brouwer's
dcd9affbd106 tuned NEWS
haftmann
parents: 33849
diff changeset
  1324
fixpoint theorem.
33843
23d09560d56d more NEWS, more tuning for release;
wenzelm
parents: 33842
diff changeset
  1325
33842
efa1b89c79e0 misc tuning and updates for official release;
wenzelm
parents: 33827
diff changeset
  1326
* Reorganization of number theory, INCOMPATIBILITY:
33873
e9120a7b2779 more tuning for release;
wenzelm
parents: 33860
diff changeset
  1327
  - new number theory development for nat and int, in theories Divides
e9120a7b2779 more tuning for release;
wenzelm
parents: 33860
diff changeset
  1328
    and GCD as well as in new session Number_Theory
e9120a7b2779 more tuning for release;
wenzelm
parents: 33860
diff changeset
  1329
  - some constants and facts now suffixed with _nat and _int
e9120a7b2779 more tuning for release;
wenzelm
parents: 33860
diff changeset
  1330
    accordingly
e9120a7b2779 more tuning for release;
wenzelm
parents: 33860
diff changeset
  1331
  - former session NumberTheory now named Old_Number_Theory, including
e9120a7b2779 more tuning for release;
wenzelm
parents: 33860
diff changeset
  1332
    theories Legacy_GCD and Primes (prefer Number_Theory if possible)
33842
efa1b89c79e0 misc tuning and updates for official release;
wenzelm
parents: 33827
diff changeset
  1333
  - moved theory Pocklington from src/HOL/Library to
efa1b89c79e0 misc tuning and updates for official release;
wenzelm
parents: 33827
diff changeset
  1334
    src/HOL/Old_Number_Theory
32479
521cc9bf2958 some reorganization of number theory
haftmann
parents: 32463
diff changeset
  1335
33873
e9120a7b2779 more tuning for release;
wenzelm
parents: 33860
diff changeset
  1336
* Theory GCD includes functions Gcd/GCD and Lcm/LCM for the gcd and
e9120a7b2779 more tuning for release;
wenzelm
parents: 33860
diff changeset
  1337
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
  1338
lattice.
1b3b0cc604ce tuned NEWS, added CONTRIBUTORS
haftmann
parents: 32597
diff changeset
  1339
1b3b0cc604ce tuned NEWS, added CONTRIBUTORS
haftmann
parents: 32597
diff changeset
  1340
* Class semiring_div requires superclass no_zero_divisors and proof of
1b3b0cc604ce tuned NEWS, added CONTRIBUTORS
haftmann
parents: 32597
diff changeset
  1341
div_mult_mult1; theorems div_mult_mult1, div_mult_mult2,
1b3b0cc604ce tuned NEWS, added CONTRIBUTORS
haftmann
parents: 32597
diff changeset
  1342
div_mult_mult1_if, div_mult_mult1 and div_mult_mult2 have been
1b3b0cc604ce tuned NEWS, added CONTRIBUTORS
haftmann
parents: 32597
diff changeset
  1343
generalized to class semiring_div, subsuming former theorems
1b3b0cc604ce tuned NEWS, added CONTRIBUTORS
haftmann
parents: 32597
diff changeset
  1344
zdiv_zmult_zmult1, zdiv_zmult_zmult1_if, zdiv_zmult_zmult1 and
1b3b0cc604ce tuned NEWS, added CONTRIBUTORS
haftmann
parents: 32597
diff changeset
  1345
zdiv_zmult_zmult2.  div_mult_mult1 is now [simp] by default.
1b3b0cc604ce tuned NEWS, added CONTRIBUTORS
haftmann
parents: 32597
diff changeset
  1346
INCOMPATIBILITY.
1b3b0cc604ce tuned NEWS, added CONTRIBUTORS
haftmann
parents: 32597
diff changeset
  1347
32588
5e06a1634e55 Inter and Union are mere abbreviations for Inf and Sup; tuned
haftmann
parents: 32485
diff changeset
  1348
* Refinements to lattice classes and sets:
32064
53ca12ff305d refinement of lattice classes
haftmann
parents: 31971
diff changeset
  1349
  - less default intro/elim rules in locale variant, more default
53ca12ff305d refinement of lattice classes
haftmann
parents: 31971
diff changeset
  1350
    intro/elim rules in class variant: more uniformity
33842
efa1b89c79e0 misc tuning and updates for official release;
wenzelm
parents: 33827
diff changeset
  1351
  - 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
  1352
    le_inf_iff
efa1b89c79e0 misc tuning and updates for official release;
wenzelm
parents: 33827
diff changeset
  1353
  - 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
  1354
    sup_aci)
32064
53ca12ff305d refinement of lattice classes
haftmann
parents: 31971
diff changeset
  1355
  - renamed ACI to inf_sup_aci
32600
1b3b0cc604ce tuned NEWS, added CONTRIBUTORS
haftmann
parents: 32597
diff changeset
  1356
  - new class "boolean_algebra"
33842
efa1b89c79e0 misc tuning and updates for official release;
wenzelm
parents: 33827
diff changeset
  1357
  - class "complete_lattice" moved to separate theory
33860
dcd9affbd106 tuned NEWS
haftmann
parents: 33849
diff changeset
  1358
    "Complete_Lattice"; corresponding constants (and abbreviations)
33842
efa1b89c79e0 misc tuning and updates for official release;
wenzelm
parents: 33827
diff changeset
  1359
    renamed and with authentic syntax:
33860
dcd9affbd106 tuned NEWS
haftmann
parents: 33849
diff changeset
  1360
    Set.Inf ~>    Complete_Lattice.Inf
dcd9affbd106 tuned NEWS
haftmann
parents: 33849
diff changeset
  1361
    Set.Sup ~>    Complete_Lattice.Sup
dcd9affbd106 tuned NEWS
haftmann
parents: 33849
diff changeset
  1362
    Set.INFI ~>   Complete_Lattice.INFI
dcd9affbd106 tuned NEWS
haftmann
parents: 33849
diff changeset
  1363
    Set.SUPR ~>   Complete_Lattice.SUPR
dcd9affbd106 tuned NEWS
haftmann
parents: 33849
diff changeset
  1364
    Set.Inter ~>  Complete_Lattice.Inter
dcd9affbd106 tuned NEWS
haftmann
parents: 33849
diff changeset
  1365
    Set.Union ~>  Complete_Lattice.Union
dcd9affbd106 tuned NEWS
haftmann
parents: 33849
diff changeset
  1366
    Set.INTER ~>  Complete_Lattice.INTER
dcd9affbd106 tuned NEWS
haftmann
parents: 33849
diff changeset
  1367
    Set.UNION ~>  Complete_Lattice.UNION
32600
1b3b0cc604ce tuned NEWS, added CONTRIBUTORS
haftmann
parents: 32597
diff changeset
  1368
  - authentic syntax for
1b3b0cc604ce tuned NEWS, added CONTRIBUTORS
haftmann
parents: 32597
diff changeset
  1369
    Set.Pow
1b3b0cc604ce tuned NEWS, added CONTRIBUTORS
haftmann
parents: 32597
diff changeset
  1370
    Set.image
32588
5e06a1634e55 Inter and Union are mere abbreviations for Inf and Sup; tuned
haftmann
parents: 32485
diff changeset
  1371
  - mere abbreviations:
5e06a1634e55 Inter and Union are mere abbreviations for Inf and Sup; tuned
haftmann
parents: 32485
diff changeset
  1372
    Set.empty               (for bot)
5e06a1634e55 Inter and Union are mere abbreviations for Inf and Sup; tuned
haftmann
parents: 32485
diff changeset
  1373
    Set.UNIV                (for top)
33860
dcd9affbd106 tuned NEWS
haftmann
parents: 33849
diff changeset
  1374
    Set.inter               (for inf, formerly Set.Int)
dcd9affbd106 tuned NEWS
haftmann
parents: 33849
diff changeset
  1375
    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
  1376
    Complete_Lattice.Inter  (for Inf)
5e06a1634e55 Inter and Union are mere abbreviations for Inf and Sup; tuned
haftmann
parents: 32485
diff changeset
  1377
    Complete_Lattice.Union  (for Sup)
32606
b5c3a8a75772 INTER and UNION are mere abbreviations for INFI and SUPR
haftmann
parents: 32600
diff changeset
  1378
    Complete_Lattice.INTER  (for INFI)
b5c3a8a75772 INTER and UNION are mere abbreviations for INFI and SUPR
haftmann
parents: 32600
diff changeset
  1379
    Complete_Lattice.UNION  (for SUPR)
32600
1b3b0cc604ce tuned NEWS, added CONTRIBUTORS
haftmann
parents: 32597
diff changeset
  1380
  - object-logic definitions as far as appropriate
32217
haftmann
parents: 32216
diff changeset
  1381
32691
cdf70f1fc9f9 added note on simp rules
haftmann
parents: 32686
diff changeset
  1382
INCOMPATIBILITY.  Care is required when theorems Int_subset_iff or
33842
efa1b89c79e0 misc tuning and updates for official release;
wenzelm
parents: 33827
diff changeset
  1383
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
  1384
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
  1385
deleted to achieve the desired effect.
32064
53ca12ff305d refinement of lattice classes
haftmann
parents: 31971
diff changeset
  1386
33842
efa1b89c79e0 misc tuning and updates for official release;
wenzelm
parents: 33827
diff changeset
  1387
* 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
  1388
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
  1389
etc.  INCOMPATIBILITY.
efa1b89c79e0 misc tuning and updates for official release;
wenzelm
parents: 33827
diff changeset
  1390
efa1b89c79e0 misc tuning and updates for official release;
wenzelm
parents: 33827
diff changeset
  1391
* 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
  1392
pred_set_conv by default.  INCOMPATIBILITY.
efa1b89c79e0 misc tuning and updates for official release;
wenzelm
parents: 33827
diff changeset
  1393
efa1b89c79e0 misc tuning and updates for official release;
wenzelm
parents: 33827
diff changeset
  1394
* Power operations on relations and functions are now one dedicated
32706
b68f3afdc137 NEWS; corrected spelling
haftmann
parents: 32697
diff changeset
  1395
constant "compow" with infix syntax "^^".  Power operation on
31547
398c0f48a99e discontinued escaped symbols;
wenzelm
parents: 31481
diff changeset
  1396
multiplicative monoids retains syntax "^" and is now defined generic
398c0f48a99e discontinued escaped symbols;
wenzelm
parents: 31481
diff changeset
  1397
in class power.  INCOMPATIBILITY.
398c0f48a99e discontinued escaped symbols;
wenzelm
parents: 31481
diff changeset
  1398
33842
efa1b89c79e0 misc tuning and updates for official release;
wenzelm
parents: 33827
diff changeset
  1399
* 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
  1400
"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
  1401
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
  1402
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
  1403
O_assoc[symmetric].  The same applies to the curried version "R OO S".
32427
0a94e1f264ce misc updates and tuning;
wenzelm
parents: 32388
diff changeset
  1404
33057
764547b68538 inv_onto -> inv_into
nipkow
parents: 33037
diff changeset
  1405
* 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
  1406
abbreviation for "inv_into UNIV".  Lemmas are renamed accordingly.
32988
d1d4d7a08a66 Inv -> inv_onto, inv abbr. inv_onto UNIV.
nipkow
parents: 32898
diff changeset
  1407
INCOMPATIBILITY.
d1d4d7a08a66 Inv -> inv_onto, inv abbr. inv_onto UNIV.
nipkow
parents: 32898
diff changeset
  1408
33860
dcd9affbd106 tuned NEWS
haftmann
parents: 33849
diff changeset
  1409
* Most rules produced by inductive and datatype package have mandatory