NEWS
author hoelzl
Fri, 14 Jan 2011 14:21:48 +0100
changeset 41544 c3b977fee8a3
parent 41512 8445396e1e39
child 41567 72dd2eec64d8
child 41571 19017138241c
permissions -rw-r--r--
introduced integral syntax
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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Isabelle NEWS -- history user-relevant changes
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==============================================
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New in Isabelle2011 (January 2011)
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----------------------------------
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*** General ***
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* Significantly improved Isabelle/Isar implementation manual.
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* Source files are always encoded as UTF-8, instead of old-fashioned
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ISO-Latin-1.  INCOMPATIBILITY.  Isabelle LaTeX documents might require
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the following package declarations:
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  \usepackage[utf8]{inputenc}
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  \usepackage{textcomp}
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* Explicit treatment of UTF-8 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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* 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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* 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 or print modes.  There are both ML Config.T
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entities and 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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  show_abbrevs                  show_abbrevs
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  Syntax.ast_trace              syntax_ast_trace
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  Syntax.ast_stat               syntax_ast_stat
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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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  Method.rule_trace             rule_trace
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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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Note that corresponding "..._default" references in ML may only be
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changed globally at the ROOT session setup, but *not* within a theory.
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The option "show_abbrevs" supersedes the former print mode
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"no_abbrevs" with inverted meaning.
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* More systematic naming of some configuration options.
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INCOMPATIBILITY.
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  trace_simp  ~>  simp_trace
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  debug_simp  ~>  simp_debug
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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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* Theory loader: implicit load path is considered legacy.  Use
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explicit file specifications instead, relatively to the directory of
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the enclosing theory file.
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*** Pure ***
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* Command 'type_synonym' (with single argument) replaces somewhat
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outdated 'types', which is still available as legacy feature for some
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time.
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26f12f98f50a Command 'type_synonym' (with single argument) supersedes 'types' (legacy feature);
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* Command 'nonterminal' (with 'and' separated list of arguments)
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replaces somewhat outdated 'nonterminals'.  INCOMPATIBILITY.
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* Command 'notepad' replaces former 'example_proof' for
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experimentation in Isar without any result.  INCOMPATIBILITY.
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* Support for real valued preferences (with approximative PGIP type).
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41435
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* Locale interpretation commands 'interpret' and 'sublocale' accept
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lists of equations to map definitions in a locale to appropriate
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entities in the context of the interpretation.  The 'interpretation'
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command already provided this functionality.
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12585dfb86fe Diagnostic command to show locale dependencies.
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* New diagnostic command 'print_dependencies' prints the locale
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instances that would be activated if the specified expression was
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interpreted in the current context.  Variant 'print_dependencies!'
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assumes a context without interpretations.
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2c1913d1b945 Documentation of 'interpret' updated.
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* Diagnostic command 'print_interps' prints interpretations in proofs
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in addition to interpretations in theories.
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* Discontinued obsolete 'global' and 'local' commands to manipulate
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the theory name space.  Rare INCOMPATIBILITY.  The ML functions
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Sign.root_path and Sign.local_path may be applied directly where this
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feature is still required for historical reasons.
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* Discontinued obsolete 'constdefs' command.  INCOMPATIBILITY, use
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'definition' instead.
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* Document antiquotations @{class} and @{type} print classes and type
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constructors.
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6cfacec435e6 added document antiquotation @{file};
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* Document antiquotation @{file} checks file/directory entries within
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the local file system.
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*** HOL ***
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* New simproc that rewrites list comprehensions applied to List.set
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to set comprehensions.
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To deactivate the simproc for historic proof scripts, use:
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  [[simproc del: list_to_set_comprehension]]
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* Functions can be declared as coercions and type inference will add
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them as necessary upon input of a term. In theory Complex_Main,
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real :: nat => real and real :: int => real are declared as
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coercions. A new coercion function f is declared like this:
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  declare [[coercion f]]
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To lift coercions through type constructors (eg from nat => real to
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nat list => real list), map functions can be declared, e.g.
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  declare [[coercion_map map]]
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Currently coercion inference is activated only in theories including
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real numbers, i.e. descendants of Complex_Main.  This is controlled by
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the configuration option "coercion_enabled", e.g. it can be enabled in
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other theories like this:
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  declare [[coercion_enabled]]
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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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* Scala (2.8 or higher) has been added to the target languages of the
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code generator.
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* Inductive package: offers new command 'inductive_simps' to
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automatically derive instantiated and simplified equations for
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inductive predicates, similar to 'inductive_cases'.
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* Function package: .psimps rules are no longer implicitly declared
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[simp].  INCOMPATIBILITY.
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* Datatype package: theorems generated for executable equality (class
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eq) carry proper names and are treated as default code equations.
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* New command 'enriched_type' allows to register properties of
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the functorial structure of types.
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* Weaker versions of the "meson" and "metis" proof methods are now
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available in "HOL-Plain", without dependency on "Hilbert_Choice". The
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proof methods become more powerful after "Hilbert_Choice" is loaded in
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"HOL-Main".
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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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* Code generator: globbing constant expressions "*" and "Theory.*"
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have been replaced by the more idiomatic "_" and "Theory._".
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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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* Code generator: do not print function definitions for case
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combinators any longer.
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* Simplification with rules determined by code generator
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with code_simp.ML and method code_simp.
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* Records: logical foundation type for records does not carry a '_type'
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suffix any longer.  INCOMPATIBILITY.
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* Code generation for records: more idiomatic representation of record
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types.  Warning: records are not covered by ancient SML code
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generation any longer.  INCOMPATIBILITY.  In cases of need, a suitable
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rep_datatype declaration 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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* Quickcheck now by default uses exhaustive testing instead of random
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testing.  Random testing can be invoked by quickcheck[random],
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exhaustive testing by quickcheck[exhaustive].
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* Quickcheck instantiates polymorphic types with small finite
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datatypes by default. This enables a simple execution mechanism to
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handle quantifiers and function equality over the finite datatypes.
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* Quickcheck's generator for random generation is renamed from "code"
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to "random".  INCOMPATIBILITY.
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* Quickcheck now has a configurable time limit which is set to 30
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seconds by default. This can be changed by adding [timeout = n] to the
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quickcheck command. The time limit for Auto Quickcheck is still set
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independently.
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* Quickcheck in locales considers interpretations of that locale for
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counter example search.
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* Sledgehammer:
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  - Added "smt" and "remote_smt" provers based on the "smt" proof method. See
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    the Sledgehammer manual for details ("isabelle doc sledgehammer").
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  - Renamed lemmas:
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    COMBI_def ~> Meson.COMBI_def
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    COMBK_def ~> Meson.COMBK_def
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    COMBB_def ~> Meson.COMBB_def
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    COMBC_def ~> Meson.COMBC_def
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    COMBS_def ~> Meson.COMBS_def
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    abs_I ~> Meson.abs_I
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    abs_K ~> Meson.abs_K
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    abs_B ~> Meson.abs_B
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    abs_C ~> Meson.abs_C
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    abs_S ~> Meson.abs_S
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    INCOMPATIBILITY.
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  - Renamed commands:
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    sledgehammer atp_info ~> sledgehammer running_provers
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    sledgehammer atp_kill ~> sledgehammer kill_provers
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    sledgehammer available_atps ~> sledgehammer available_provers
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    INCOMPATIBILITY.
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  - Renamed options:
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    sledgehammer [atps = ...] ~> sledgehammer [provers = ...]
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    sledgehammer [atp = ...] ~> sledgehammer [prover = ...]
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    sledgehammer [timeout = 77 s] ~> sledgehammer [timeout = 77]
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    (and "ms" and "min" are no longer supported)
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    INCOMPATIBILITY.
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* Metis and Meson now have configuration options "meson_trace",
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"metis_trace", and "metis_verbose" that can be enabled to diagnose
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these tools. E.g.
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    using [[metis_trace = true]]
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* Nitpick:
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  - Renamed options:
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    nitpick [timeout = 77 s] ~> nitpick [timeout = 77]
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    nitpick [tac_timeout = 777 ms] ~> nitpick [tac_timeout = 0.777]
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    INCOMPATIBILITY.
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  - Now requires Kodkodi 1.2.9. INCOMPATIBILITY.
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  - Added support for partial quotient types.
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  - Added local versions of the "Nitpick.register_xxx" functions.
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  - Added "whack" option.
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  - Allow registration of quotient types as codatatypes.
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  - Improved "merge_type_vars" option to merge more types.
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  - Removed unsound "fast_descrs" option.
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  - Added custom symmetry breaking for datatypes, making it possible to reach
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    higher cardinalities.
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  - Prevent the expansion of too large definitions.
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* Auto Solve: Renamed "Auto Solve Direct".  The tool is now available
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manually as command 'solve_direct'.
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* The default SMT solver is now CVC3.  Z3 must be enabled explicitly,
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due to licensing issues.
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* Remote SMT solvers need to be referred to by the "remote_" prefix,
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i.e., "remote_cvc3" and "remote_z3".
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* Added basic SMT support for datatypes, records, and typedefs
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using the oracle mode (no proofs).  Direct support of pairs has been
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dropped in exchange (pass theorems fst_conv snd_conv pair_collapse to
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the SMT support for a similar behaviour).  MINOR INCOMPATIBILITY.
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* Changed SMT configuration options:
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  - Renamed:
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    z3_proofs ~> smt_oracle (with inverted meaning)
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    z3_trace_assms ~> smt_trace_used_facts
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    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
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  - 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)
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    smt_verbose
41432
3214c39777ab differentiate between local and remote SMT solvers (e.g., "z3" vs. "remote_z3");
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    smt_random_seed
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)
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   307
    smt_datatypes
41432
3214c39777ab differentiate between local and remote SMT solvers (e.g., "z3" vs. "remote_z3");
boehmes
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   308
    smt_infer_triggers
3214c39777ab differentiate between local and remote SMT solvers (e.g., "z3" vs. "remote_z3");
boehmes
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   309
    smt_monomorph_limit
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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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   310
    cvc3_options
41432
3214c39777ab differentiate between local and remote SMT solvers (e.g., "z3" vs. "remote_z3");
boehmes
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   311
    remote_cvc3_options
3214c39777ab differentiate between local and remote SMT solvers (e.g., "z3" vs. "remote_z3");
boehmes
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diff changeset
   312
    remote_z3_options
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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
   313
    yices_options
39957
2f2d90cc31a2 document latest changes to Meson/Metis/Sledgehammer
blanchet
parents: 39910
diff changeset
   314
40948
ad8535384c34 minor tuning for release;
wenzelm
parents: 40947
diff changeset
   315
* Boogie output files (.b2i files) need to be declared in the theory
ad8535384c34 minor tuning for release;
wenzelm
parents: 40947
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   316
header.
40580
0592d3a39c08 require the b2i file ending in the boogie_open command (for consistency with the theory header)
boehmes
parents: 40424
diff changeset
   317
41398
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   318
* Dropped syntax for old primrec package.  INCOMPATIBILITY.
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diff changeset
   319
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   320
* Multivariate Analysis: Introduced a type class for euclidean
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   321
space. Most theorems are now stated in terms of euclidean spaces
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   322
instead of finite cartesian products.
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   323
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   324
  types
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   325
    real ^ 'n ~>  'a::real_vector
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   326
              ~>  'a::euclidean_space
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   327
              ~>  'a::ordered_euclidean_space
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   328
        (depends on your needs)
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   329
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   330
  constants
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   331
     _ $ _        ~> _ $$ _
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   332
     \<chi> x. _  ~> \<chi>\<chi> x. _
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   333
     CARD('n)     ~> DIM('a)
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   334
f2bb6541f532 tuned order of NEWS
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   335
Also note that the indices are now natural numbers and not from some
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   336
finite type. Finite cartesian products of euclidean spaces, products
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   337
of euclidean spaces the real and complex numbers are instantiated to
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   338
be euclidean_spaces.  INCOMPATIBILITY.
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diff changeset
   339
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   340
* Probability: Introduced pextreal as positive extended real numbers.
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haftmann
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diff changeset
   341
Use pextreal as value for measures. Introduce the Radon-Nikodym
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   342
derivative, product spaces and Fubini's theorem for arbitrary sigma
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diff changeset
   343
finite measures. Introduces Lebesgue measure based on the integral in
f2bb6541f532 tuned order of NEWS
haftmann
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diff changeset
   344
Multivariate Analysis.  INCOMPATIBILITY.
f2bb6541f532 tuned order of NEWS
haftmann
parents: 41397
diff changeset
   345
f2bb6541f532 tuned order of NEWS
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   346
* Session Imperative_HOL: revamped, corrected dozens of inadequacies.
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parents: 41397
diff changeset
   347
INCOMPATIBILITY.
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parents: 41397
diff changeset
   348
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diff changeset
   349
* Theory Library/Monad_Syntax provides do-syntax for monad types.
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diff changeset
   350
Syntax in Library/State_Monad has been changed to avoid ambiguities.
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diff changeset
   351
INCOMPATIBILITY.
f2bb6541f532 tuned order of NEWS
haftmann
parents: 41397
diff changeset
   352
f2bb6541f532 tuned order of NEWS
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diff changeset
   353
* Theory SetsAndFunctions has been split into Function_Algebras and
f2bb6541f532 tuned order of NEWS
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diff changeset
   354
Set_Algebras; canonical names for instance definitions for functions;
f2bb6541f532 tuned order of NEWS
haftmann
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diff changeset
   355
various improvements.  INCOMPATIBILITY.
f2bb6541f532 tuned order of NEWS
haftmann
parents: 41397
diff changeset
   356
f2bb6541f532 tuned order of NEWS
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diff changeset
   357
* Theory Multiset provides stable quicksort implementation of
f2bb6541f532 tuned order of NEWS
haftmann
parents: 41397
diff changeset
   358
sort_key.
f2bb6541f532 tuned order of NEWS
haftmann
parents: 41397
diff changeset
   359
f2bb6541f532 tuned order of NEWS
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diff changeset
   360
* Theory Enum (for explicit enumerations of finite types) is now part
f2bb6541f532 tuned order of NEWS
haftmann
parents: 41397
diff changeset
   361
of the HOL-Main image. INCOMPATIBILITY: all constants of the Enum
f2bb6541f532 tuned order of NEWS
haftmann
parents: 41397
diff changeset
   362
theory now have to be referred to by its qualified name.
f2bb6541f532 tuned order of NEWS
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parents: 41397
diff changeset
   363
f2bb6541f532 tuned order of NEWS
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diff changeset
   364
  enum    ~>  Enum.enum
f2bb6541f532 tuned order of NEWS
haftmann
parents: 41397
diff changeset
   365
  nlists  ~>  Enum.nlists
f2bb6541f532 tuned order of NEWS
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parents: 41397
diff changeset
   366
  product ~>  Enum.product
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haftmann
parents: 41397
diff changeset
   367
f2bb6541f532 tuned order of NEWS
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parents: 41397
diff changeset
   368
* Removed simplifier congruence rule of "prod_case", as has for long
f2bb6541f532 tuned order of NEWS
haftmann
parents: 41397
diff changeset
   369
been the case with "split".  INCOMPATIBILITY.
f2bb6541f532 tuned order of NEWS
haftmann
parents: 41397
diff changeset
   370
f2bb6541f532 tuned order of NEWS
haftmann
parents: 41397
diff changeset
   371
* String.literal is a type, but not a datatype.  INCOMPATIBILITY.
f2bb6541f532 tuned order of NEWS
haftmann
parents: 41397
diff changeset
   372
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
   373
* 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
   374
[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
   375
41398
f2bb6541f532 tuned order of NEWS
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parents: 41397
diff changeset
   376
* Predicate "sorted" now defined inductively, with
f2bb6541f532 tuned order of NEWS
haftmann
parents: 41397
diff changeset
   377
nice induction rules.  INCOMPATIBILITY: former sorted.simps now
f2bb6541f532 tuned order of NEWS
haftmann
parents: 41397
diff changeset
   378
named sorted_simps.
f2bb6541f532 tuned order of NEWS
haftmann
parents: 41397
diff changeset
   379
f2bb6541f532 tuned order of NEWS
haftmann
parents: 41397
diff changeset
   380
* Constant "contents" renamed to "the_elem", to free the generic name
f2bb6541f532 tuned order of NEWS
haftmann
parents: 41397
diff changeset
   381
contents for other uses.  INCOMPATIBILITY.
f2bb6541f532 tuned order of NEWS
haftmann
parents: 41397
diff changeset
   382
f2bb6541f532 tuned order of NEWS
haftmann
parents: 41397
diff changeset
   383
* Renamed class eq and constant eq (for code generation) to class
f2bb6541f532 tuned order of NEWS
haftmann
parents: 41397
diff changeset
   384
equal and constant equal, plus renaming of related facts and various
f2bb6541f532 tuned order of NEWS
haftmann
parents: 41397
diff changeset
   385
tuning.  INCOMPATIBILITY.
f2bb6541f532 tuned order of NEWS
haftmann
parents: 41397
diff changeset
   386
f2bb6541f532 tuned order of NEWS
haftmann
parents: 41397
diff changeset
   387
* Dropped type classes mult_mono and mult_mono1.  INCOMPATIBILITY.
f2bb6541f532 tuned order of NEWS
haftmann
parents: 41397
diff changeset
   388
f2bb6541f532 tuned order of NEWS
haftmann
parents: 41397
diff changeset
   389
* Removed output syntax "'a ~=> 'b" for "'a => 'b option".  INCOMPATIBILITY.
f2bb6541f532 tuned order of NEWS
haftmann
parents: 41397
diff changeset
   390
f2bb6541f532 tuned order of NEWS
haftmann
parents: 41397
diff changeset
   391
* Renamed theory Fset to Cset, type Fset.fset to Cset.set, in order to
f2bb6541f532 tuned order of NEWS
haftmann
parents: 41397
diff changeset
   392
avoid confusion with finite sets.  INCOMPATIBILITY.
f2bb6541f532 tuned order of NEWS
haftmann
parents: 41397
diff changeset
   393
f2bb6541f532 tuned order of NEWS
haftmann
parents: 41397
diff changeset
   394
* Multiset.thy: renamed empty_idemp ~> empty_neutral.  INCOMPATIBILITY.
f2bb6541f532 tuned order of NEWS
haftmann
parents: 41397
diff changeset
   395
f2bb6541f532 tuned order of NEWS
haftmann
parents: 41397
diff changeset
   396
* Abandoned locales equiv, congruent and congruent2 for equivalence
f2bb6541f532 tuned order of NEWS
haftmann
parents: 41397
diff changeset
   397
relations.  INCOMPATIBILITY: use equivI rather than equiv_intro (same
f2bb6541f532 tuned order of NEWS
haftmann
parents: 41397
diff changeset
   398
for congruent(2)).
f2bb6541f532 tuned order of NEWS
haftmann
parents: 41397
diff changeset
   399
f2bb6541f532 tuned order of NEWS
haftmann
parents: 41397
diff changeset
   400
* Some previously unqualified names have been qualified:
f2bb6541f532 tuned order of NEWS
haftmann
parents: 41397
diff changeset
   401
f2bb6541f532 tuned order of NEWS
haftmann
parents: 41397
diff changeset
   402
  types
f2bb6541f532 tuned order of NEWS
haftmann
parents: 41397
diff changeset
   403
    bool ~> HOL.bool
f2bb6541f532 tuned order of NEWS
haftmann
parents: 41397
diff changeset
   404
    nat ~> Nat.nat
f2bb6541f532 tuned order of NEWS
haftmann
parents: 41397
diff changeset
   405
f2bb6541f532 tuned order of NEWS
haftmann
parents: 41397
diff changeset
   406
  constants
f2bb6541f532 tuned order of NEWS
haftmann
parents: 41397
diff changeset
   407
    Trueprop ~> HOL.Trueprop
f2bb6541f532 tuned order of NEWS
haftmann
parents: 41397
diff changeset
   408
    True ~> HOL.True
f2bb6541f532 tuned order of NEWS
haftmann
parents: 41397
diff changeset
   409
    False ~> HOL.False
f2bb6541f532 tuned order of NEWS
haftmann
parents: 41397
diff changeset
   410
    op & ~> HOL.conj
f2bb6541f532 tuned order of NEWS
haftmann
parents: 41397
diff changeset
   411
    op | ~> HOL.disj
f2bb6541f532 tuned order of NEWS
haftmann
parents: 41397
diff changeset
   412
    op --> ~> HOL.implies
f2bb6541f532 tuned order of NEWS
haftmann
parents: 41397
diff changeset
   413
    op = ~> HOL.eq
f2bb6541f532 tuned order of NEWS
haftmann
parents: 41397
diff changeset
   414
    Not ~> HOL.Not
f2bb6541f532 tuned order of NEWS
haftmann
parents: 41397
diff changeset
   415
    The ~> HOL.The
f2bb6541f532 tuned order of NEWS
haftmann
parents: 41397
diff changeset
   416
    All ~> HOL.All
f2bb6541f532 tuned order of NEWS
haftmann
parents: 41397
diff changeset
   417
    Ex ~> HOL.Ex
f2bb6541f532 tuned order of NEWS
haftmann
parents: 41397
diff changeset
   418
    Ex1 ~> HOL.Ex1
f2bb6541f532 tuned order of NEWS
haftmann
parents: 41397
diff changeset
   419
    Let ~> HOL.Let
f2bb6541f532 tuned order of NEWS
haftmann
parents: 41397
diff changeset
   420
    If ~> HOL.If
f2bb6541f532 tuned order of NEWS
haftmann
parents: 41397
diff changeset
   421
    Ball ~> Set.Ball
f2bb6541f532 tuned order of NEWS
haftmann
parents: 41397
diff changeset
   422
    Bex ~> Set.Bex
f2bb6541f532 tuned order of NEWS
haftmann
parents: 41397
diff changeset
   423
    Suc ~> Nat.Suc
f2bb6541f532 tuned order of NEWS
haftmann
parents: 41397
diff changeset
   424
    Pair ~> Product_Type.Pair
f2bb6541f532 tuned order of NEWS
haftmann
parents: 41397
diff changeset
   425
    fst ~> Product_Type.fst
f2bb6541f532 tuned order of NEWS
haftmann
parents: 41397
diff changeset
   426
    snd ~> Product_Type.snd
f2bb6541f532 tuned order of NEWS
haftmann
parents: 41397
diff changeset
   427
    curry ~> Product_Type.curry
f2bb6541f532 tuned order of NEWS
haftmann
parents: 41397
diff changeset
   428
    op : ~> Set.member
f2bb6541f532 tuned order of NEWS
haftmann
parents: 41397
diff changeset
   429
    Collect ~> Set.Collect
f2bb6541f532 tuned order of NEWS
haftmann
parents: 41397
diff changeset
   430
f2bb6541f532 tuned order of NEWS
haftmann
parents: 41397
diff changeset
   431
INCOMPATIBILITY.
f2bb6541f532 tuned order of NEWS
haftmann
parents: 41397
diff changeset
   432
f2bb6541f532 tuned order of NEWS
haftmann
parents: 41397
diff changeset
   433
* More canonical naming convention for some fundamental definitions:
f2bb6541f532 tuned order of NEWS
haftmann
parents: 41397
diff changeset
   434
f2bb6541f532 tuned order of NEWS
haftmann
parents: 41397
diff changeset
   435
    bot_bool_eq ~> bot_bool_def
f2bb6541f532 tuned order of NEWS
haftmann
parents: 41397
diff changeset
   436
    top_bool_eq ~> top_bool_def
f2bb6541f532 tuned order of NEWS
haftmann
parents: 41397
diff changeset
   437
    inf_bool_eq ~> inf_bool_def
f2bb6541f532 tuned order of NEWS
haftmann
parents: 41397
diff changeset
   438
    sup_bool_eq ~> sup_bool_def
f2bb6541f532 tuned order of NEWS
haftmann
parents: 41397
diff changeset
   439
    bot_fun_eq  ~> bot_fun_def
f2bb6541f532 tuned order of NEWS
haftmann
parents: 41397
diff changeset
   440
    top_fun_eq  ~> top_fun_def
f2bb6541f532 tuned order of NEWS
haftmann
parents: 41397
diff changeset
   441
    inf_fun_eq  ~> inf_fun_def
f2bb6541f532 tuned order of NEWS
haftmann
parents: 41397
diff changeset
   442
    sup_fun_eq  ~> sup_fun_def
f2bb6541f532 tuned order of NEWS
haftmann
parents: 41397
diff changeset
   443
f2bb6541f532 tuned order of NEWS
haftmann
parents: 41397
diff changeset
   444
INCOMPATIBILITY.
f2bb6541f532 tuned order of NEWS
haftmann
parents: 41397
diff changeset
   445
f2bb6541f532 tuned order of NEWS
haftmann
parents: 41397
diff changeset
   446
* More stylized fact names:
f2bb6541f532 tuned order of NEWS
haftmann
parents: 41397
diff changeset
   447
f2bb6541f532 tuned order of NEWS
haftmann
parents: 41397
diff changeset
   448
  expand_fun_eq ~> fun_eq_iff
f2bb6541f532 tuned order of NEWS
haftmann
parents: 41397
diff changeset
   449
  expand_set_eq ~> set_eq_iff
f2bb6541f532 tuned order of NEWS
haftmann
parents: 41397
diff changeset
   450
  set_ext       ~> set_eqI
f2bb6541f532 tuned order of NEWS
haftmann
parents: 41397
diff changeset
   451
  nat_number    ~> eval_nat_numeral
f2bb6541f532 tuned order of NEWS
haftmann
parents: 41397
diff changeset
   452
f2bb6541f532 tuned order of NEWS
haftmann
parents: 41397
diff changeset
   453
INCOMPATIBILITY.
f2bb6541f532 tuned order of NEWS
haftmann
parents: 41397
diff changeset
   454
f2bb6541f532 tuned order of NEWS
haftmann
parents: 41397
diff changeset
   455
* Refactoring of code-generation specific operations in List.thy
f2bb6541f532 tuned order of NEWS
haftmann
parents: 41397
diff changeset
   456
f2bb6541f532 tuned order of NEWS
haftmann
parents: 41397
diff changeset
   457
  constants
f2bb6541f532 tuned order of NEWS
haftmann
parents: 41397
diff changeset
   458
    null ~> List.null
f2bb6541f532 tuned order of NEWS
haftmann
parents: 41397
diff changeset
   459
f2bb6541f532 tuned order of NEWS
haftmann
parents: 41397
diff changeset
   460
  facts
f2bb6541f532 tuned order of NEWS
haftmann
parents: 41397
diff changeset
   461
    mem_iff ~> member_def
f2bb6541f532 tuned order of NEWS
haftmann
parents: 41397
diff changeset
   462
    null_empty ~> null_def
f2bb6541f532 tuned order of NEWS
haftmann
parents: 41397
diff changeset
   463
f2bb6541f532 tuned order of NEWS
haftmann
parents: 41397
diff changeset
   464
INCOMPATIBILITY.  Note that these were not supposed to be used
f2bb6541f532 tuned order of NEWS
haftmann
parents: 41397
diff changeset
   465
regularly unless for striking reasons; their main purpose was code
f2bb6541f532 tuned order of NEWS
haftmann
parents: 41397
diff changeset
   466
generation.
f2bb6541f532 tuned order of NEWS
haftmann
parents: 41397
diff changeset
   467
f2bb6541f532 tuned order of NEWS
haftmann
parents: 41397
diff changeset
   468
Various operations from the Haskell prelude are used for generating
f2bb6541f532 tuned order of NEWS
haftmann
parents: 41397
diff changeset
   469
Haskell code.
f2bb6541f532 tuned order of NEWS
haftmann
parents: 41397
diff changeset
   470
f2bb6541f532 tuned order of NEWS
haftmann
parents: 41397
diff changeset
   471
* MESON: Renamed lemmas:
f2bb6541f532 tuned order of NEWS
haftmann
parents: 41397
diff changeset
   472
  meson_not_conjD ~> Meson.not_conjD
f2bb6541f532 tuned order of NEWS
haftmann
parents: 41397
diff changeset
   473
  meson_not_disjD ~> Meson.not_disjD
f2bb6541f532 tuned order of NEWS
haftmann
parents: 41397
diff changeset
   474
  meson_not_notD ~> Meson.not_notD
f2bb6541f532 tuned order of NEWS
haftmann
parents: 41397
diff changeset
   475
  meson_not_allD ~> Meson.not_allD
f2bb6541f532 tuned order of NEWS
haftmann
parents: 41397
diff changeset
   476
  meson_not_exD ~> Meson.not_exD
f2bb6541f532 tuned order of NEWS
haftmann
parents: 41397
diff changeset
   477
  meson_imp_to_disjD ~> Meson.imp_to_disjD
f2bb6541f532 tuned order of NEWS
haftmann
parents: 41397
diff changeset
   478
  meson_not_impD ~> Meson.not_impD
f2bb6541f532 tuned order of NEWS
haftmann
parents: 41397
diff changeset
   479
  meson_iff_to_disjD ~> Meson.iff_to_disjD
f2bb6541f532 tuned order of NEWS
haftmann
parents: 41397
diff changeset
   480
  meson_not_iffD ~> Meson.not_iffD
f2bb6541f532 tuned order of NEWS
haftmann
parents: 41397
diff changeset
   481
  meson_not_refl_disj_D ~> Meson.not_refl_disj_D
f2bb6541f532 tuned order of NEWS
haftmann
parents: 41397
diff changeset
   482
  meson_conj_exD1 ~> Meson.conj_exD1
f2bb6541f532 tuned order of NEWS
haftmann
parents: 41397
diff changeset
   483
  meson_conj_exD2 ~> Meson.conj_exD2
f2bb6541f532 tuned order of NEWS
haftmann
parents: 41397
diff changeset
   484
  meson_disj_exD ~> Meson.disj_exD
f2bb6541f532 tuned order of NEWS
haftmann
parents: 41397
diff changeset
   485
  meson_disj_exD1 ~> Meson.disj_exD1
f2bb6541f532 tuned order of NEWS
haftmann
parents: 41397
diff changeset
   486
  meson_disj_exD2 ~> Meson.disj_exD2
f2bb6541f532 tuned order of NEWS
haftmann
parents: 41397
diff changeset
   487
  meson_disj_assoc ~> Meson.disj_assoc
f2bb6541f532 tuned order of NEWS
haftmann
parents: 41397
diff changeset
   488
  meson_disj_comm ~> Meson.disj_comm
f2bb6541f532 tuned order of NEWS
haftmann
parents: 41397
diff changeset
   489
  meson_disj_FalseD1 ~> Meson.disj_FalseD1
f2bb6541f532 tuned order of NEWS
haftmann
parents: 41397
diff changeset
   490
  meson_disj_FalseD2 ~> Meson.disj_FalseD2
f2bb6541f532 tuned order of NEWS
haftmann
parents: 41397
diff changeset
   491
INCOMPATIBILITY.
f2bb6541f532 tuned order of NEWS
haftmann
parents: 41397
diff changeset
   492
f2bb6541f532 tuned order of NEWS
haftmann
parents: 41397
diff changeset
   493
* "bij f" is now an abbreviation of "bij_betw f UNIV UNIV". "surj f"
f2bb6541f532 tuned order of NEWS
haftmann
parents: 41397
diff changeset
   494
is now an abbreviation of "range f = UNIV". The theorems bij_def and
f2bb6541f532 tuned order of NEWS
haftmann
parents: 41397
diff changeset
   495
surj_def are unchanged.  INCOMPATIBILITY.
f2bb6541f532 tuned order of NEWS
haftmann
parents: 41397
diff changeset
   496
f2bb6541f532 tuned order of NEWS
haftmann
parents: 41397
diff changeset
   497
* Abolished some non-alphabetic type names: "prod" and "sum" replace
f2bb6541f532 tuned order of NEWS
haftmann
parents: 41397
diff changeset
   498
"*" and "+" respectively.  INCOMPATIBILITY.
f2bb6541f532 tuned order of NEWS
haftmann
parents: 41397
diff changeset
   499
f2bb6541f532 tuned order of NEWS
haftmann
parents: 41397
diff changeset
   500
* Name "Plus" of disjoint sum operator "<+>" is now hidden.  Write
f2bb6541f532 tuned order of NEWS
haftmann
parents: 41397
diff changeset
   501
Sum_Type.Plus.
f2bb6541f532 tuned order of NEWS
haftmann
parents: 41397
diff changeset
   502
f2bb6541f532 tuned order of NEWS
haftmann
parents: 41397
diff changeset
   503
* Constant "split" has been merged with constant "prod_case"; names of
f2bb6541f532 tuned order of NEWS
haftmann
parents: 41397
diff changeset
   504
ML functions, facts etc. involving split have been retained so far,
f2bb6541f532 tuned order of NEWS
haftmann
parents: 41397
diff changeset
   505
though.  INCOMPATIBILITY.
f2bb6541f532 tuned order of NEWS
haftmann
parents: 41397
diff changeset
   506
f2bb6541f532 tuned order of NEWS
haftmann
parents: 41397
diff changeset
   507
* Dropped old infix syntax "_ mem _" for List.member; use "_ : set _"
f2bb6541f532 tuned order of NEWS
haftmann
parents: 41397
diff changeset
   508
instead.  INCOMPATIBILITY.
f2bb6541f532 tuned order of NEWS
haftmann
parents: 41397
diff changeset
   509
f2bb6541f532 tuned order of NEWS
haftmann
parents: 41397
diff changeset
   510
* Removed lemma Option.is_none_none (Duplicate of is_none_def).
f2bb6541f532 tuned order of NEWS
haftmann
parents: 41397
diff changeset
   511
INCOMPATIBILITY.
f2bb6541f532 tuned order of NEWS
haftmann
parents: 41397
diff changeset
   512
40621
86f598f84188 accumulated NEWS updates for HOLCF
huffman
parents: 40580
diff changeset
   513
41433
1b8ff770f02c Abelian group facts obtained from group facts via interpretation (sublocale).
ballarin
parents: 41432
diff changeset
   514
*** HOL-Algebra ***
1b8ff770f02c Abelian group facts obtained from group facts via interpretation (sublocale).
ballarin
parents: 41432
diff changeset
   515
1b8ff770f02c Abelian group facts obtained from group facts via interpretation (sublocale).
ballarin
parents: 41432
diff changeset
   516
* Theorems for additive ring operations (locale abelian_monoid and
1b8ff770f02c Abelian group facts obtained from group facts via interpretation (sublocale).
ballarin
parents: 41432
diff changeset
   517
descendants) are generated by interpretation from their multiplicative
41434
710cdb9e0d17 Documentation for 'interpret' and 'sublocale' with mixins.
ballarin
parents: 41433
diff changeset
   518
counterparts.  Names (in particular theorem names) have the mandatory
710cdb9e0d17 Documentation for 'interpret' and 'sublocale' with mixins.
ballarin
parents: 41433
diff changeset
   519
qualifier 'add'.  Previous theorem names are redeclared for
710cdb9e0d17 Documentation for 'interpret' and 'sublocale' with mixins.
ballarin
parents: 41433
diff changeset
   520
compatibility.
710cdb9e0d17 Documentation for 'interpret' and 'sublocale' with mixins.
ballarin
parents: 41433
diff changeset
   521
710cdb9e0d17 Documentation for 'interpret' and 'sublocale' with mixins.
ballarin
parents: 41433
diff changeset
   522
* Structure 'int_ring' is now an abbreviation (previously a
710cdb9e0d17 Documentation for 'interpret' and 'sublocale' with mixins.
ballarin
parents: 41433
diff changeset
   523
definition).  This fits more natural with advanced interpretations.
41433
1b8ff770f02c Abelian group facts obtained from group facts via interpretation (sublocale).
ballarin
parents: 41432
diff changeset
   524
1b8ff770f02c Abelian group facts obtained from group facts via interpretation (sublocale).
ballarin
parents: 41432
diff changeset
   525
40621
86f598f84188 accumulated NEWS updates for HOLCF
huffman
parents: 40580
diff changeset
   526
*** HOLCF ***
86f598f84188 accumulated NEWS updates for HOLCF
huffman
parents: 40580
diff changeset
   527
86f598f84188 accumulated NEWS updates for HOLCF
huffman
parents: 40580
diff changeset
   528
* The domain package now runs in definitional mode by default: The
86f598f84188 accumulated NEWS updates for HOLCF
huffman
parents: 40580
diff changeset
   529
former command 'new_domain' is now called 'domain'. To use the domain
86f598f84188 accumulated NEWS updates for HOLCF
huffman
parents: 40580
diff changeset
   530
package in its original axiomatic mode, use 'domain (unsafe)'.
86f598f84188 accumulated NEWS updates for HOLCF
huffman
parents: 40580
diff changeset
   531
INCOMPATIBILITY.
86f598f84188 accumulated NEWS updates for HOLCF
huffman
parents: 40580
diff changeset
   532
41401
e3ec82999306 NEWS updates for HOLCF
huffman
parents: 41398
diff changeset
   533
* The new class 'domain' is now the default sort. Class 'predomain' is
e3ec82999306 NEWS updates for HOLCF
huffman
parents: 41398
diff changeset
   534
an unpointed version of 'domain'. Theories can be updated by replacing
e3ec82999306 NEWS updates for HOLCF
huffman
parents: 41398
diff changeset
   535
sort annotations as shown below. INCOMPATIBILITY.
40621
86f598f84188 accumulated NEWS updates for HOLCF
huffman
parents: 40580
diff changeset
   536
86f598f84188 accumulated NEWS updates for HOLCF
huffman
parents: 40580
diff changeset
   537
  'a::type ~> 'a::countable
86f598f84188 accumulated NEWS updates for HOLCF
huffman
parents: 40580
diff changeset
   538
  'a::cpo  ~> 'a::predomain
86f598f84188 accumulated NEWS updates for HOLCF
huffman
parents: 40580
diff changeset
   539
  'a::pcpo ~> 'a::domain
86f598f84188 accumulated NEWS updates for HOLCF
huffman
parents: 40580
diff changeset
   540
86f598f84188 accumulated NEWS updates for HOLCF
huffman
parents: 40580
diff changeset
   541
* The old type class 'rep' has been superseded by class 'domain'.
86f598f84188 accumulated NEWS updates for HOLCF
huffman
parents: 40580
diff changeset
   542
Accordingly, users of the definitional package must remove any
86f598f84188 accumulated NEWS updates for HOLCF
huffman
parents: 40580
diff changeset
   543
'default_sort rep' declarations. INCOMPATIBILITY.
86f598f84188 accumulated NEWS updates for HOLCF
huffman
parents: 40580
diff changeset
   544
41401
e3ec82999306 NEWS updates for HOLCF
huffman
parents: 41398
diff changeset
   545
* The domain package (definitional mode) now supports unpointed
e3ec82999306 NEWS updates for HOLCF
huffman
parents: 41398
diff changeset
   546
predomain argument types, as long as they are marked 'lazy'. (Strict
e3ec82999306 NEWS updates for HOLCF
huffman
parents: 41398
diff changeset
   547
arguments must be in class 'domain'.) For example, the following
e3ec82999306 NEWS updates for HOLCF
huffman
parents: 41398
diff changeset
   548
domain definition now works:
e3ec82999306 NEWS updates for HOLCF
huffman
parents: 41398
diff changeset
   549
e3ec82999306 NEWS updates for HOLCF
huffman
parents: 41398
diff changeset
   550
  domain natlist = nil | cons (lazy "nat discr") (lazy "natlist")
e3ec82999306 NEWS updates for HOLCF
huffman
parents: 41398
diff changeset
   551
e3ec82999306 NEWS updates for HOLCF
huffman
parents: 41398
diff changeset
   552
* Theory HOLCF/Library/HOL_Cpo provides cpo and predomain class
e3ec82999306 NEWS updates for HOLCF
huffman
parents: 41398
diff changeset
   553
instances for types from Isabelle/HOL: bool, nat, int, char, 'a + 'b,
e3ec82999306 NEWS updates for HOLCF
huffman
parents: 41398
diff changeset
   554
'a option, and 'a list. Additionally, it configures fixrec and the
e3ec82999306 NEWS updates for HOLCF
huffman
parents: 41398
diff changeset
   555
domain package to work with these types. For example:
e3ec82999306 NEWS updates for HOLCF
huffman
parents: 41398
diff changeset
   556
e3ec82999306 NEWS updates for HOLCF
huffman
parents: 41398
diff changeset
   557
  fixrec isInl :: "('a + 'b) u -> tr"
e3ec82999306 NEWS updates for HOLCF
huffman
parents: 41398
diff changeset
   558
    where "isInl$(up$(Inl x)) = TT" | "isInl$(up$(Inr y)) = FF"
e3ec82999306 NEWS updates for HOLCF
huffman
parents: 41398
diff changeset
   559
e3ec82999306 NEWS updates for HOLCF
huffman
parents: 41398
diff changeset
   560
  domain V = VFun (lazy "V -> V") | VCon (lazy "nat") (lazy "V list")
e3ec82999306 NEWS updates for HOLCF
huffman
parents: 41398
diff changeset
   561
e3ec82999306 NEWS updates for HOLCF
huffman
parents: 41398
diff changeset
   562
* The '(permissive)' option of fixrec has been replaced with a
e3ec82999306 NEWS updates for HOLCF
huffman
parents: 41398
diff changeset
   563
per-equation '(unchecked)' option. See HOLCF/Tutorial/Fixrec_ex.thy
e3ec82999306 NEWS updates for HOLCF
huffman
parents: 41398
diff changeset
   564
for examples. INCOMPATIBILITY.
e3ec82999306 NEWS updates for HOLCF
huffman
parents: 41398
diff changeset
   565
41286
3d7685a4a5ff reintroduce 'bifinite' class, now with existentially-quantified approx function (cf. b525988432e9)
huffman
parents: 41249
diff changeset
   566
* The 'bifinite' class no longer fixes a constant 'approx'; the class
3d7685a4a5ff reintroduce 'bifinite' class, now with existentially-quantified approx function (cf. b525988432e9)
huffman
parents: 41249
diff changeset
   567
now just asserts that such a function exists. INCOMPATIBILITY.
40621
86f598f84188 accumulated NEWS updates for HOLCF
huffman
parents: 40580
diff changeset
   568
41287
029a6fc1bfb8 type 'defl' takes a type parameter again (cf. b525988432e9)
huffman
parents: 41286
diff changeset
   569
* The type 'alg_defl' has been renamed to 'defl'. HOLCF no longer
029a6fc1bfb8 type 'defl' takes a type parameter again (cf. b525988432e9)
huffman
parents: 41286
diff changeset
   570
defines an embedding of type 'a defl into udom by default; instances
029a6fc1bfb8 type 'defl' takes a type parameter again (cf. b525988432e9)
huffman
parents: 41286
diff changeset
   571
of 'bifinite' and 'domain' classes are available in
40621
86f598f84188 accumulated NEWS updates for HOLCF
huffman
parents: 40580
diff changeset
   572
HOLCF/Library/Defl_Bifinite.thy.
86f598f84188 accumulated NEWS updates for HOLCF
huffman
parents: 40580
diff changeset
   573
86f598f84188 accumulated NEWS updates for HOLCF
huffman
parents: 40580
diff changeset
   574
* The syntax 'REP('a)' has been replaced with 'DEFL('a)'.
86f598f84188 accumulated NEWS updates for HOLCF
huffman
parents: 40580
diff changeset
   575
86f598f84188 accumulated NEWS updates for HOLCF
huffman
parents: 40580
diff changeset
   576
* The predicate 'directed' has been removed. INCOMPATIBILITY.
86f598f84188 accumulated NEWS updates for HOLCF
huffman
parents: 40580
diff changeset
   577
86f598f84188 accumulated NEWS updates for HOLCF
huffman
parents: 40580
diff changeset
   578
* The type class 'finite_po' has been removed. INCOMPATIBILITY.
86f598f84188 accumulated NEWS updates for HOLCF
huffman
parents: 40580
diff changeset
   579
41297
01b2de947cff rename function cprod_map to prod_map
huffman
parents: 41294
diff changeset
   580
* The function 'cprod_map' has been renamed to 'prod_map'.
41401
e3ec82999306 NEWS updates for HOLCF
huffman
parents: 41398
diff changeset
   581
INCOMPATIBILITY.
e3ec82999306 NEWS updates for HOLCF
huffman
parents: 41398
diff changeset
   582
e3ec82999306 NEWS updates for HOLCF
huffman
parents: 41398
diff changeset
   583
* The monadic bind operator on each powerdomain has new binder syntax
e3ec82999306 NEWS updates for HOLCF
huffman
parents: 41398
diff changeset
   584
similar to sets, e.g. '\<Union>\<sharp>x\<in>xs. t' represents
e3ec82999306 NEWS updates for HOLCF
huffman
parents: 41398
diff changeset
   585
'upper_bind\<cdot>xs\<cdot>(\<Lambda> x. t)'.
e3ec82999306 NEWS updates for HOLCF
huffman
parents: 41398
diff changeset
   586
e3ec82999306 NEWS updates for HOLCF
huffman
parents: 41398
diff changeset
   587
* The infix syntax for binary union on each powerdomain has changed
e3ec82999306 NEWS updates for HOLCF
huffman
parents: 41398
diff changeset
   588
from e.g. '+\<sharp>' to '\<union>\<sharp>', for consistency with set
e3ec82999306 NEWS updates for HOLCF
huffman
parents: 41398
diff changeset
   589
syntax. INCOMPATIBILITY.
41297
01b2de947cff rename function cprod_map to prod_map
huffman
parents: 41294
diff changeset
   590
41429
cf5f025bc3c7 renamed constant 'UU' to 'bottom', keeping 'UU' as alternative input syntax;
huffman
parents: 41414
diff changeset
   591
* The constant 'UU' has been renamed to 'bottom'. The syntax 'UU' is
cf5f025bc3c7 renamed constant 'UU' to 'bottom', keeping 'UU' as alternative input syntax;
huffman
parents: 41414
diff changeset
   592
still supported as an input translation.
cf5f025bc3c7 renamed constant 'UU' to 'bottom', keeping 'UU' as alternative input syntax;
huffman
parents: 41414
diff changeset
   593
40621
86f598f84188 accumulated NEWS updates for HOLCF
huffman
parents: 40580
diff changeset
   594
* Renamed some theorems (the original names are also still available).
86f598f84188 accumulated NEWS updates for HOLCF
huffman
parents: 40580
diff changeset
   595
  expand_fun_below   ~> fun_below_iff
86f598f84188 accumulated NEWS updates for HOLCF
huffman
parents: 40580
diff changeset
   596
  below_fun_ext      ~> fun_belowI
86f598f84188 accumulated NEWS updates for HOLCF
huffman
parents: 40580
diff changeset
   597
  expand_cfun_eq     ~> cfun_eq_iff
86f598f84188 accumulated NEWS updates for HOLCF
huffman
parents: 40580
diff changeset
   598
  ext_cfun           ~> cfun_eqI
86f598f84188 accumulated NEWS updates for HOLCF
huffman
parents: 40580
diff changeset
   599
  expand_cfun_below  ~> cfun_below_iff
86f598f84188 accumulated NEWS updates for HOLCF
huffman
parents: 40580
diff changeset
   600
  below_cfun_ext     ~> cfun_belowI
86f598f84188 accumulated NEWS updates for HOLCF
huffman
parents: 40580
diff changeset
   601
  cont2cont_Rep_CFun ~> cont2cont_APP
86f598f84188 accumulated NEWS updates for HOLCF
huffman
parents: 40580
diff changeset
   602
86f598f84188 accumulated NEWS updates for HOLCF
huffman
parents: 40580
diff changeset
   603
* The Abs and Rep functions for various types have changed names.
40948
ad8535384c34 minor tuning for release;
wenzelm
parents: 40947
diff changeset
   604
Related theorem names have also changed to match. INCOMPATIBILITY.
40621
86f598f84188 accumulated NEWS updates for HOLCF
huffman
parents: 40580
diff changeset
   605
  Rep_CFun  ~> Rep_cfun
86f598f84188 accumulated NEWS updates for HOLCF
huffman
parents: 40580
diff changeset
   606
  Abs_CFun  ~> Abs_cfun
86f598f84188 accumulated NEWS updates for HOLCF
huffman
parents: 40580
diff changeset
   607
  Rep_Sprod ~> Rep_sprod
86f598f84188 accumulated NEWS updates for HOLCF
huffman
parents: 40580
diff changeset
   608
  Abs_Sprod ~> Abs_sprod
86f598f84188 accumulated NEWS updates for HOLCF
huffman
parents: 40580
diff changeset
   609
  Rep_Ssum  ~> Rep_ssum
86f598f84188 accumulated NEWS updates for HOLCF
huffman
parents: 40580
diff changeset
   610
  Abs_Ssum  ~> Abs_ssum
86f598f84188 accumulated NEWS updates for HOLCF
huffman
parents: 40580
diff changeset
   611
86f598f84188 accumulated NEWS updates for HOLCF
huffman
parents: 40580
diff changeset
   612
* Lemmas with names of the form *_defined_iff or *_strict_iff have
86f598f84188 accumulated NEWS updates for HOLCF
huffman
parents: 40580
diff changeset
   613
been renamed to *_bottom_iff. INCOMPATIBILITY.
86f598f84188 accumulated NEWS updates for HOLCF
huffman
parents: 40580
diff changeset
   614
86f598f84188 accumulated NEWS updates for HOLCF
huffman
parents: 40580
diff changeset
   615
* Various changes to bisimulation/coinduction with domain package:
86f598f84188 accumulated NEWS updates for HOLCF
huffman
parents: 40580
diff changeset
   616
  - Definitions of 'bisim' constants no longer mention definedness.
86f598f84188 accumulated NEWS updates for HOLCF
huffman
parents: 40580
diff changeset
   617
  - With mutual recursion, 'bisim' predicate is now curried.
86f598f84188 accumulated NEWS updates for HOLCF
huffman
parents: 40580
diff changeset
   618
  - With mutual recursion, each type gets a separate coind theorem.
86f598f84188 accumulated NEWS updates for HOLCF
huffman
parents: 40580
diff changeset
   619
  - Variable names in bisim_def and coinduct rules have changed.
86f598f84188 accumulated NEWS updates for HOLCF
huffman
parents: 40580
diff changeset
   620
INCOMPATIBILITY.
86f598f84188 accumulated NEWS updates for HOLCF
huffman
parents: 40580
diff changeset
   621
40948
ad8535384c34 minor tuning for release;
wenzelm
parents: 40947
diff changeset
   622
* Case combinators generated by the domain package for type 'foo' are
ad8535384c34 minor tuning for release;
wenzelm
parents: 40947
diff changeset
   623
now named 'foo_case' instead of 'foo_when'. INCOMPATIBILITY.
40621
86f598f84188 accumulated NEWS updates for HOLCF
huffman
parents: 40580
diff changeset
   624
40771
1c6f7d4b110e renamed several HOLCF theorems (listed in NEWS)
huffman
parents: 40728
diff changeset
   625
* Several theorems have been renamed to more accurately reflect the
1c6f7d4b110e renamed several HOLCF theorems (listed in NEWS)
huffman
parents: 40728
diff changeset
   626
names of constants and types involved. INCOMPATIBILITY.
1c6f7d4b110e renamed several HOLCF theorems (listed in NEWS)
huffman
parents: 40728
diff changeset
   627
  thelub_const    ~> lub_const
1c6f7d4b110e renamed several HOLCF theorems (listed in NEWS)
huffman
parents: 40728
diff changeset
   628
  lub_const       ~> is_lub_const
1c6f7d4b110e renamed several HOLCF theorems (listed in NEWS)
huffman
parents: 40728
diff changeset
   629
  thelubI         ~> lub_eqI
1c6f7d4b110e renamed several HOLCF theorems (listed in NEWS)
huffman
parents: 40728
diff changeset
   630
  is_lub_lub      ~> is_lubD2
1c6f7d4b110e renamed several HOLCF theorems (listed in NEWS)
huffman
parents: 40728
diff changeset
   631
  lubI            ~> is_lub_lub
1c6f7d4b110e renamed several HOLCF theorems (listed in NEWS)
huffman
parents: 40728
diff changeset
   632
  unique_lub      ~> is_lub_unique
1c6f7d4b110e renamed several HOLCF theorems (listed in NEWS)
huffman
parents: 40728
diff changeset
   633
  is_ub_lub       ~> is_lub_rangeD1
1c6f7d4b110e renamed several HOLCF theorems (listed in NEWS)
huffman
parents: 40728
diff changeset
   634
  lub_bin_chain   ~> is_lub_bin_chain
41030
ff7d177128ef rename lub_fun -> is_lub_fun, thelub_fun -> lub_fun
huffman
parents: 40965
diff changeset
   635
  lub_fun         ~> is_lub_fun
ff7d177128ef rename lub_fun -> is_lub_fun, thelub_fun -> lub_fun
huffman
parents: 40965
diff changeset
   636
  thelub_fun      ~> lub_fun
41031
9883d1417ce1 remove lemma cont_cfun;
huffman
parents: 41030
diff changeset
   637
  thelub_cfun     ~> lub_cfun
40771
1c6f7d4b110e renamed several HOLCF theorems (listed in NEWS)
huffman
parents: 40728
diff changeset
   638
  thelub_Pair     ~> lub_Pair
1c6f7d4b110e renamed several HOLCF theorems (listed in NEWS)
huffman
parents: 40728
diff changeset
   639
  lub_cprod       ~> is_lub_prod
1c6f7d4b110e renamed several HOLCF theorems (listed in NEWS)
huffman
parents: 40728
diff changeset
   640
  thelub_cprod    ~> lub_prod
1c6f7d4b110e renamed several HOLCF theorems (listed in NEWS)
huffman
parents: 40728
diff changeset
   641
  minimal_cprod   ~> minimal_prod
1c6f7d4b110e renamed several HOLCF theorems (listed in NEWS)
huffman
parents: 40728
diff changeset
   642
  inst_cprod_pcpo ~> inst_prod_pcpo
41430
1aa23e9f2c87 change some lemma names containing 'UU' to 'bottom'
huffman
parents: 41429
diff changeset
   643
  UU_I            ~> bottomI
1aa23e9f2c87 change some lemma names containing 'UU' to 'bottom'
huffman
parents: 41429
diff changeset
   644
  compact_UU      ~> compact_bottom
1aa23e9f2c87 change some lemma names containing 'UU' to 'bottom'
huffman
parents: 41429
diff changeset
   645
  deflation_UU    ~> deflation_bottom
1aa23e9f2c87 change some lemma names containing 'UU' to 'bottom'
huffman
parents: 41429
diff changeset
   646
  finite_deflation_UU ~> finite_deflation_bottom
40771
1c6f7d4b110e renamed several HOLCF theorems (listed in NEWS)
huffman
parents: 40728
diff changeset
   647
40621
86f598f84188 accumulated NEWS updates for HOLCF
huffman
parents: 40580
diff changeset
   648
* Many legacy theorem names have been discontinued. INCOMPATIBILITY.
86f598f84188 accumulated NEWS updates for HOLCF
huffman
parents: 40580
diff changeset
   649
  sq_ord_less_eq_trans ~> below_eq_trans
86f598f84188 accumulated NEWS updates for HOLCF
huffman
parents: 40580
diff changeset
   650
  sq_ord_eq_less_trans ~> eq_below_trans
86f598f84188 accumulated NEWS updates for HOLCF
huffman
parents: 40580
diff changeset
   651
  refl_less            ~> below_refl
86f598f84188 accumulated NEWS updates for HOLCF
huffman
parents: 40580
diff changeset
   652
  trans_less           ~> below_trans
86f598f84188 accumulated NEWS updates for HOLCF
huffman
parents: 40580
diff changeset
   653
  antisym_less         ~> below_antisym
86f598f84188 accumulated NEWS updates for HOLCF
huffman
parents: 40580
diff changeset
   654
  antisym_less_inverse ~> po_eq_conv [THEN iffD1]
86f598f84188 accumulated NEWS updates for HOLCF
huffman
parents: 40580
diff changeset
   655
  box_less             ~> box_below
86f598f84188 accumulated NEWS updates for HOLCF
huffman
parents: 40580
diff changeset
   656
  rev_trans_less       ~> rev_below_trans
86f598f84188 accumulated NEWS updates for HOLCF
huffman
parents: 40580
diff changeset
   657
  not_less2not_eq      ~> not_below2not_eq
86f598f84188 accumulated NEWS updates for HOLCF
huffman
parents: 40580
diff changeset
   658
  less_UU_iff          ~> below_UU_iff
86f598f84188 accumulated NEWS updates for HOLCF
huffman
parents: 40580
diff changeset
   659
  flat_less_iff        ~> flat_below_iff
86f598f84188 accumulated NEWS updates for HOLCF
huffman
parents: 40580
diff changeset
   660
  adm_less             ~> adm_below
86f598f84188 accumulated NEWS updates for HOLCF
huffman
parents: 40580
diff changeset
   661
  adm_not_less         ~> adm_not_below
86f598f84188 accumulated NEWS updates for HOLCF
huffman
parents: 40580
diff changeset
   662
  adm_compact_not_less ~> adm_compact_not_below
86f598f84188 accumulated NEWS updates for HOLCF
huffman
parents: 40580
diff changeset
   663
  less_fun_def         ~> below_fun_def
86f598f84188 accumulated NEWS updates for HOLCF
huffman
parents: 40580
diff changeset
   664
  expand_fun_less      ~> fun_below_iff
86f598f84188 accumulated NEWS updates for HOLCF
huffman
parents: 40580
diff changeset
   665
  less_fun_ext         ~> fun_belowI
86f598f84188 accumulated NEWS updates for HOLCF
huffman
parents: 40580
diff changeset
   666
  less_discr_def       ~> below_discr_def
86f598f84188 accumulated NEWS updates for HOLCF
huffman
parents: 40580
diff changeset
   667
  discr_less_eq        ~> discr_below_eq
86f598f84188 accumulated NEWS updates for HOLCF
huffman
parents: 40580
diff changeset
   668
  less_unit_def        ~> below_unit_def
86f598f84188 accumulated NEWS updates for HOLCF
huffman
parents: 40580
diff changeset
   669
  less_cprod_def       ~> below_prod_def
86f598f84188 accumulated NEWS updates for HOLCF
huffman
parents: 40580
diff changeset
   670
  prod_lessI           ~> prod_belowI
86f598f84188 accumulated NEWS updates for HOLCF
huffman
parents: 40580
diff changeset
   671
  Pair_less_iff        ~> Pair_below_iff
86f598f84188 accumulated NEWS updates for HOLCF
huffman
parents: 40580
diff changeset
   672
  fst_less_iff         ~> fst_below_iff
86f598f84188 accumulated NEWS updates for HOLCF
huffman
parents: 40580
diff changeset
   673
  snd_less_iff         ~> snd_below_iff
86f598f84188 accumulated NEWS updates for HOLCF
huffman
parents: 40580
diff changeset
   674
  expand_cfun_less     ~> cfun_below_iff
86f598f84188 accumulated NEWS updates for HOLCF
huffman
parents: 40580
diff changeset
   675
  less_cfun_ext        ~> cfun_belowI
86f598f84188 accumulated NEWS updates for HOLCF
huffman
parents: 40580
diff changeset
   676
  injection_less       ~> injection_below
86f598f84188 accumulated NEWS updates for HOLCF
huffman
parents: 40580
diff changeset
   677
  less_up_def          ~> below_up_def
86f598f84188 accumulated NEWS updates for HOLCF
huffman
parents: 40580
diff changeset
   678
  not_Iup_less         ~> not_Iup_below
86f598f84188 accumulated NEWS updates for HOLCF
huffman
parents: 40580
diff changeset
   679
  Iup_less             ~> Iup_below
86f598f84188 accumulated NEWS updates for HOLCF
huffman
parents: 40580
diff changeset
   680
  up_less              ~> up_below
86f598f84188 accumulated NEWS updates for HOLCF
huffman
parents: 40580
diff changeset
   681
  Def_inject_less_eq   ~> Def_below_Def
86f598f84188 accumulated NEWS updates for HOLCF
huffman
parents: 40580
diff changeset
   682
  Def_less_is_eq       ~> Def_below_iff
86f598f84188 accumulated NEWS updates for HOLCF
huffman
parents: 40580
diff changeset
   683
  spair_less_iff       ~> spair_below_iff
86f598f84188 accumulated NEWS updates for HOLCF
huffman
parents: 40580
diff changeset
   684
  less_sprod           ~> below_sprod
86f598f84188 accumulated NEWS updates for HOLCF
huffman
parents: 40580
diff changeset
   685
  spair_less           ~> spair_below
86f598f84188 accumulated NEWS updates for HOLCF
huffman
parents: 40580
diff changeset
   686
  sfst_less_iff        ~> sfst_below_iff
86f598f84188 accumulated NEWS updates for HOLCF
huffman
parents: 40580
diff changeset
   687
  ssnd_less_iff        ~> ssnd_below_iff
86f598f84188 accumulated NEWS updates for HOLCF
huffman
parents: 40580
diff changeset
   688
  fix_least_less       ~> fix_least_below
86f598f84188 accumulated NEWS updates for HOLCF
huffman
parents: 40580
diff changeset
   689
  dist_less_one        ~> dist_below_one
86f598f84188 accumulated NEWS updates for HOLCF
huffman
parents: 40580
diff changeset
   690
  less_ONE             ~> below_ONE
86f598f84188 accumulated NEWS updates for HOLCF
huffman
parents: 40580
diff changeset
   691
  ONE_less_iff         ~> ONE_below_iff
86f598f84188 accumulated NEWS updates for HOLCF
huffman
parents: 40580
diff changeset
   692
  less_sinlD           ~> below_sinlD
86f598f84188 accumulated NEWS updates for HOLCF
huffman
parents: 40580
diff changeset
   693
  less_sinrD           ~> below_sinrD
86f598f84188 accumulated NEWS updates for HOLCF
huffman
parents: 40580
diff changeset
   694
86f598f84188 accumulated NEWS updates for HOLCF
huffman
parents: 40580
diff changeset
   695
40948
ad8535384c34 minor tuning for release;
wenzelm
parents: 40947
diff changeset
   696
*** FOL and ZF ***
38522
de7984a7172b deglobalization
haftmann
parents: 38461
diff changeset
   697
41310
65631ca437c9 proper identifiers for consts and types;
wenzelm
parents: 41297
diff changeset
   698
* All constant names are now qualified internally and use proper
65631ca437c9 proper identifiers for consts and types;
wenzelm
parents: 41297
diff changeset
   699
identifiers, e.g. "IFOL.eq" instead of "op =".  INCOMPATIBILITY.
65631ca437c9 proper identifiers for consts and types;
wenzelm
parents: 41297
diff changeset
   700
38522
de7984a7172b deglobalization
haftmann
parents: 38461
diff changeset
   701
de7984a7172b deglobalization
haftmann
parents: 38461
diff changeset
   702
37868
59eed00bfd8e ML antiquotations @{theory} and @{theory_ref} refer to the theory ancestry, not any accidental theory loader state;
wenzelm
parents: 37820
diff changeset
   703
*** ML ***
59eed00bfd8e ML antiquotations @{theory} and @{theory_ref} refer to the theory ancestry, not any accidental theory loader state;
wenzelm
parents: 37820
diff changeset
   704
41228
e1fce873b814 renamed structure MetaSimplifier to raw_Simplifer, to emphasize its meaning;
wenzelm
parents: 41079
diff changeset
   705
* Renamed structure MetaSimplifier to Raw_Simplifier.  Note that the
e1fce873b814 renamed structure MetaSimplifier to raw_Simplifer, to emphasize its meaning;
wenzelm
parents: 41079
diff changeset
   706
main functionality is provided by structure Simplifier.
e1fce873b814 renamed structure MetaSimplifier to raw_Simplifer, to emphasize its meaning;
wenzelm
parents: 41079
diff changeset
   707
40956
95fe8598c0c9 added Syntax.pretty_priority;
wenzelm
parents: 40948
diff changeset
   708
* Syntax.pretty_priority (default 0) configures the required priority
95fe8598c0c9 added Syntax.pretty_priority;
wenzelm
parents: 40948
diff changeset
   709
of pretty-printed output and thus affects insertion of parentheses.
95fe8598c0c9 added Syntax.pretty_priority;
wenzelm
parents: 40948
diff changeset
   710
40959
49765c1104d4 added Syntax.default_root;
wenzelm
parents: 40956
diff changeset
   711
* Syntax.default_root (default "any") configures the inner syntax
49765c1104d4 added Syntax.default_root;
wenzelm
parents: 40956
diff changeset
   712
category (nonterminal symbol) for parsing of terms.
49765c1104d4 added Syntax.default_root;
wenzelm
parents: 40956
diff changeset
   713
40722
441260986b63 make two copies (!) of Library.UnequalLengths coincide with ListPair.UnequalLengths;
wenzelm
parents: 40712
diff changeset
   714
* Former exception Library.UnequalLengths now coincides with
441260986b63 make two copies (!) of Library.UnequalLengths coincide with ListPair.UnequalLengths;
wenzelm
parents: 40712
diff changeset
   715
ListPair.UnequalLengths.
441260986b63 make two copies (!) of Library.UnequalLengths coincide with ListPair.UnequalLengths;
wenzelm
parents: 40712
diff changeset
   716
40627
becf5d5187cc renamed raw "explode" function to "raw_explode" to emphasize its meaning;
wenzelm
parents: 40624
diff changeset
   717
* 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
   718
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
   719
almost all situations.
becf5d5187cc renamed raw "explode" function to "raw_explode" to emphasize its meaning;
wenzelm
parents: 40624
diff changeset
   720
40318
035b2afbeb2e discontinued obsolete function sys_error and exception SYS_ERROR;
wenzelm
parents: 40295
diff changeset
   721
* Discontinued obsolete function sys_error and exception SYS_ERROR.
035b2afbeb2e discontinued obsolete function sys_error and exception SYS_ERROR;
wenzelm
parents: 40295
diff changeset
   722
See implementation manual for further details on exceptions in
035b2afbeb2e discontinued obsolete function sys_error and exception SYS_ERROR;
wenzelm
parents: 40295
diff changeset
   723
Isabelle/ML.
035b2afbeb2e discontinued obsolete function sys_error and exception SYS_ERROR;
wenzelm
parents: 40295
diff changeset
   724
40110
93e7935d4cb5 added ML antiquotation @{assert};
wenzelm
parents: 40078
diff changeset
   725
* Antiquotation @{assert} inlines a function bool -> unit that raises
93e7935d4cb5 added ML antiquotation @{assert};
wenzelm
parents: 40078
diff changeset
   726
Fail if the argument is false.  Due to inlining the source position of
93e7935d4cb5 added ML antiquotation @{assert};
wenzelm
parents: 40078
diff changeset
   727
failed assertions is included in the error output.
93e7935d4cb5 added ML antiquotation @{assert};
wenzelm
parents: 40078
diff changeset
   728
40241
56fad09655a5 discontinued obsolete ML antiquotation @{theory_ref};
wenzelm
parents: 40194
diff changeset
   729
* Discontinued antiquotation @{theory_ref}, which is obsolete since ML
56fad09655a5 discontinued obsolete ML antiquotation @{theory_ref};
wenzelm
parents: 40194
diff changeset
   730
text is in practice always evaluated with a stable theory checkpoint.
56fad09655a5 discontinued obsolete ML antiquotation @{theory_ref};
wenzelm
parents: 40194
diff changeset
   731
Minor INCOMPATIBILITY, use (Theory.check_thy @{theory}) instead.
56fad09655a5 discontinued obsolete ML antiquotation @{theory_ref};
wenzelm
parents: 40194
diff changeset
   732
39616
8052101883c3 renamed setmp_noncritical to Unsynchronized.setmp to emphasize its meaning;
wenzelm
parents: 39557
diff changeset
   733
* 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
   734
meaning.
8052101883c3 renamed setmp_noncritical to Unsynchronized.setmp to emphasize its meaning;
wenzelm
parents: 39557
diff changeset
   735
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
   736
* 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
   737
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
   738
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
   739
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
   740
* 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
   741
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
   742
38980
af73cf0dc31f turned show_question_marks into proper configuration option;
wenzelm
parents: 38864
diff changeset
   743
* Configuration option show_question_marks only affects regular pretty
af73cf0dc31f turned show_question_marks into proper configuration option;
wenzelm
parents: 38864
diff changeset
   744
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
   745
39164
e7e12555e763 ML_Context.thm and ML_Context.thms no longer pervasive;
wenzelm
parents: 39154
diff changeset
   746
* 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
   747
INCOMPATIBILITY, superseded by static antiquotations @{thm} and
e7e12555e763 ML_Context.thm and ML_Context.thms no longer pervasive;
wenzelm
parents: 39154
diff changeset
   748
@{thms} for most purposes.
e7e12555e763 ML_Context.thm and ML_Context.thms no longer pervasive;
wenzelm
parents: 39154
diff changeset
   749
38980
af73cf0dc31f turned show_question_marks into proper configuration option;
wenzelm
parents: 38864
diff changeset
   750
* ML structure Unsynchronized never opened, not even in Isar
af73cf0dc31f turned show_question_marks into proper configuration option;
wenzelm
parents: 38864
diff changeset
   751
interaction mode as before.  Old Unsynchronized.set etc. have been
af73cf0dc31f turned show_question_marks into proper configuration option;
wenzelm
parents: 38864
diff changeset
   752
discontinued -- use plain := instead.  This should be *rare* anyway,
af73cf0dc31f turned show_question_marks into proper configuration option;
wenzelm
parents: 38864
diff changeset
   753
since modern tools always work via official context data, notably
af73cf0dc31f turned show_question_marks into proper configuration option;
wenzelm
parents: 38864
diff changeset
   754
configuration options.
af73cf0dc31f turned show_question_marks into proper configuration option;
wenzelm
parents: 38864
diff changeset
   755
37868
59eed00bfd8e ML antiquotations @{theory} and @{theory_ref} refer to the theory ancestry, not any accidental theory loader state;
wenzelm
parents: 37820
diff changeset
   756
* 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
   757
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
   758
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
   759
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
   760
39239
47273e5b1441 NEWS: some notes on interrupts;
wenzelm
parents: 39215
diff changeset
   761
* Parallel and asynchronous execution requires special care concerning
47273e5b1441 NEWS: some notes on interrupts;
wenzelm
parents: 39215
diff changeset
   762
interrupts.  Structure Exn provides some convenience functions that
47273e5b1441 NEWS: some notes on interrupts;
wenzelm
parents: 39215
diff changeset
   763
avoid working directly with raw Interrupt.  User code must not absorb
47273e5b1441 NEWS: some notes on interrupts;
wenzelm
parents: 39215
diff changeset
   764
interrupts -- intermediate handling (for cleanup etc.) needs to be
47273e5b1441 NEWS: some notes on interrupts;
wenzelm
parents: 39215
diff changeset
   765
followed by re-raising of the original exception.  Another common
47273e5b1441 NEWS: some notes on interrupts;
wenzelm
parents: 39215
diff changeset
   766
source of mistakes are "handle _" patterns, which make the meaning of
47273e5b1441 NEWS: some notes on interrupts;
wenzelm
parents: 39215
diff changeset
   767
the program subject to physical effects of the environment.
47273e5b1441 NEWS: some notes on interrupts;
wenzelm
parents: 39215
diff changeset
   768
37868
59eed00bfd8e ML antiquotations @{theory} and @{theory_ref} refer to the theory ancestry, not any accidental theory loader state;
wenzelm
parents: 37820
diff changeset
   769
38470
484e483eb606 discontinued support for Poly/ML 5.0 and 5.1 versions;
wenzelm
parents: 38461
diff changeset
   770
*** System ***
484e483eb606 discontinued support for Poly/ML 5.0 and 5.1 versions;
wenzelm
parents: 38461
diff changeset
   771
40966
d5a198eb16b5 IsabelleText font: include Cyrillic, Hebrew, Arabic from DejaVu Sans 2.32;
wenzelm
parents: 40965
diff changeset
   772
* The IsabelleText font now includes Cyrillic, Hebrew, Arabic from
41440
3e0fc4a54ca1 tuned NEWS
krauss
parents: 41435
diff changeset
   773
DejaVu Sans.
40966
d5a198eb16b5 IsabelleText font: include Cyrillic, Hebrew, Arabic from DejaVu Sans 2.32;
wenzelm
parents: 40965
diff changeset
   774
38470
484e483eb606 discontinued support for Poly/ML 5.0 and 5.1 versions;
wenzelm
parents: 38461
diff changeset
   775
* 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
   776
484e483eb606 discontinued support for Poly/ML 5.0 and 5.1 versions;
wenzelm
parents: 38461
diff changeset
   777
37868
59eed00bfd8e ML antiquotations @{theory} and @{theory_ref} refer to the theory ancestry, not any accidental theory loader state;
wenzelm
parents: 37820
diff changeset
   778
37144
fd6308b4df72 misc updates for release;
wenzelm
parents: 37143
diff changeset
   779
New in Isabelle2009-2 (June 2010)
fd6308b4df72 misc updates for release;
wenzelm
parents: 37143
diff changeset
   780
---------------------------------
33993
haftmann
parents: 33873
diff changeset
   781
35260
41e82c1b5586 NEWS: authentic syntax for *all* term constants;
wenzelm
parents: 35130
diff changeset
   782
*** General ***
41e82c1b5586 NEWS: authentic syntax for *all* term constants;
wenzelm
parents: 35130
diff changeset
   783
35436
38b291bb4a98 authentic syntax for *all* logical entities;
wenzelm
parents: 35413
diff changeset
   784
* Authentic syntax for *all* logical entities (type classes, type
38b291bb4a98 authentic syntax for *all* logical entities;
wenzelm
parents: 35413
diff changeset
   785
constructors, term constants): provides simple and robust
38b291bb4a98 authentic syntax for *all* logical entities;
wenzelm
parents: 35413
diff changeset
   786
correspondence between formal entities and concrete syntax.  Within
38b291bb4a98 authentic syntax for *all* logical entities;
wenzelm
parents: 35413
diff changeset
   787
the parse tree / AST representations, "constants" are decorated by
38b291bb4a98 authentic syntax for *all* logical entities;
wenzelm
parents: 35413
diff changeset
   788
their category (class, type, const) and spelled out explicitly with
38b291bb4a98 authentic syntax for *all* logical entities;
wenzelm
parents: 35413
diff changeset
   789
their full internal name.
38b291bb4a98 authentic syntax for *all* logical entities;
wenzelm
parents: 35413
diff changeset
   790
38b291bb4a98 authentic syntax for *all* logical entities;
wenzelm
parents: 35413
diff changeset
   791
Substantial INCOMPATIBILITY concerning low-level syntax declarations
38b291bb4a98 authentic syntax for *all* logical entities;
wenzelm
parents: 35413
diff changeset
   792
and translations (translation rules and translation functions in ML).
38b291bb4a98 authentic syntax for *all* logical entities;
wenzelm
parents: 35413
diff changeset
   793
Some hints on upgrading:
35260
41e82c1b5586 NEWS: authentic syntax for *all* term constants;
wenzelm
parents: 35130
diff changeset
   794
41e82c1b5586 NEWS: authentic syntax for *all* term constants;
wenzelm
parents: 35130
diff changeset
   795
  - Many existing uses of 'syntax' and 'translations' can be replaced
35436
38b291bb4a98 authentic syntax for *all* logical entities;
wenzelm
parents: 35413
diff changeset
   796
    by more modern 'type_notation', 'notation' and 'abbreviation',
38b291bb4a98 authentic syntax for *all* logical entities;
wenzelm
parents: 35413
diff changeset
   797
    which are independent of this issue.
35260
41e82c1b5586 NEWS: authentic syntax for *all* term constants;
wenzelm
parents: 35130
diff changeset
   798
41e82c1b5586 NEWS: authentic syntax for *all* term constants;
wenzelm
parents: 35130
diff changeset
   799
  - 'translations' require markup within the AST; the term syntax
41e82c1b5586 NEWS: authentic syntax for *all* term constants;
wenzelm
parents: 35130
diff changeset
   800
    provides the following special forms:
41e82c1b5586 NEWS: authentic syntax for *all* term constants;
wenzelm
parents: 35130
diff changeset
   801
41e82c1b5586 NEWS: authentic syntax for *all* term constants;
wenzelm
parents: 35130
diff changeset
   802
      CONST c   -- produces syntax version of constant c from context
35261
wenzelm
parents: 35260
diff changeset
   803
      XCONST c  -- literally c, checked as constant from context
wenzelm
parents: 35260
diff changeset
   804
      c         -- literally c, if declared by 'syntax'
wenzelm
parents: 35260
diff changeset
   805
wenzelm
parents: 35260
diff changeset
   806
    Plain identifiers are treated as AST variables -- occasionally the
wenzelm
parents: 35260
diff changeset
   807
    system indicates accidental variables via the error "rhs contains
wenzelm
parents: 35260
diff changeset
   808
    extra variables".
35260
41e82c1b5586 NEWS: authentic syntax for *all* term constants;
wenzelm
parents: 35130
diff changeset
   809
35436
38b291bb4a98 authentic syntax for *all* logical entities;
wenzelm
parents: 35413
diff changeset
   810
    Type classes and type constructors are marked according to their
38b291bb4a98 authentic syntax for *all* logical entities;
wenzelm
parents: 35413
diff changeset
   811
    concrete syntax.  Some old translations rules need to be written
38b291bb4a98 authentic syntax for *all* logical entities;
wenzelm
parents: 35413
diff changeset
   812
    for the "type" category, using type constructor application
38b291bb4a98 authentic syntax for *all* logical entities;
wenzelm
parents: 35413
diff changeset
   813
    instead of pseudo-term application of the default category
38b291bb4a98 authentic syntax for *all* logical entities;
wenzelm
parents: 35413
diff changeset
   814
    "logic".
38b291bb4a98 authentic syntax for *all* logical entities;
wenzelm
parents: 35413
diff changeset
   815
35260
41e82c1b5586 NEWS: authentic syntax for *all* term constants;
wenzelm
parents: 35130
diff changeset
   816
  - 'parse_translation' etc. in ML may use the following
41e82c1b5586 NEWS: authentic syntax for *all* term constants;
wenzelm
parents: 35130
diff changeset
   817
    antiquotations:
41e82c1b5586 NEWS: authentic syntax for *all* term constants;
wenzelm
parents: 35130
diff changeset
   818
35436
38b291bb4a98 authentic syntax for *all* logical entities;
wenzelm
parents: 35413
diff changeset
   819
      @{class_syntax c}   -- type class c within parse tree / AST
38b291bb4a98 authentic syntax for *all* logical entities;
wenzelm
parents: 35413
diff changeset
   820
      @{term_syntax c}    -- type constructor c within parse tree / AST
35260
41e82c1b5586 NEWS: authentic syntax for *all* term constants;
wenzelm
parents: 35130
diff changeset
   821
      @{const_syntax c}   -- ML version of "CONST c" above
41e82c1b5586 NEWS: authentic syntax for *all* term constants;
wenzelm
parents: 35130
diff changeset
   822
      @{syntax_const c}   -- literally c (checked wrt. 'syntax' declarations)
41e82c1b5586 NEWS: authentic syntax for *all* term constants;
wenzelm
parents: 35130
diff changeset
   823
35436
38b291bb4a98 authentic syntax for *all* logical entities;
wenzelm
parents: 35413
diff changeset
   824
  - Literal types within 'typed_print_translations', i.e. those *not*
38b291bb4a98 authentic syntax for *all* logical entities;
wenzelm
parents: 35413
diff changeset
   825
    represented as pseudo-terms are represented verbatim.  Use @{class
38b291bb4a98 authentic syntax for *all* logical entities;
wenzelm
parents: 35413
diff changeset
   826
    c} or @{type_name c} here instead of the above syntax
38b291bb4a98 authentic syntax for *all* logical entities;
wenzelm
parents: 35413
diff changeset
   827
    antiquotations.
38b291bb4a98 authentic syntax for *all* logical entities;
wenzelm
parents: 35413
diff changeset
   828
35260
41e82c1b5586 NEWS: authentic syntax for *all* term constants;
wenzelm
parents: 35130
diff changeset
   829
Note that old non-authentic syntax was based on unqualified base
35436
38b291bb4a98 authentic syntax for *all* logical entities;
wenzelm
parents: 35413
diff changeset
   830
names, so all of the above "constant" names would coincide.  Recall
38b291bb4a98 authentic syntax for *all* logical entities;
wenzelm
parents: 35413
diff changeset
   831
that 'print_syntax' and ML_command "set Syntax.trace_ast" help to
38b291bb4a98 authentic syntax for *all* logical entities;
wenzelm
parents: 35413
diff changeset
   832
diagnose syntax problems.
35260
41e82c1b5586 NEWS: authentic syntax for *all* term constants;
wenzelm
parents: 35130
diff changeset
   833
35351
7425aece4ee3 allow general mixfix syntax for type constructors;
wenzelm
parents: 35306
diff changeset
   834
* Type constructors admit general mixfix syntax, not just infix.
7425aece4ee3 allow general mixfix syntax for type constructors;
wenzelm
parents: 35306
diff changeset
   835
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
   836
* 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
   837
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
   838
'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
   839
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
   840
37351
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   841
* Discontinued unnamed infix syntax (legacy feature for many years) --
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   842
need to specify constant name and syntax separately.  Internal ML
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   843
datatype constructors have been renamed from InfixName to Infix etc.
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   844
Minor INCOMPATIBILITY.
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   845
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   846
* Schematic theorem statements need to be explicitly markup as such,
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   847
via commands 'schematic_lemma', 'schematic_theorem',
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   848
'schematic_corollary'.  Thus the relevance of the proof is made
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   849
syntactically clear, which impacts performance in a parallel or
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   850
asynchronous interactive environment.  Minor INCOMPATIBILITY.
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   851
35613
9d3ff36ad4e1 eliminated Args.bang_facts (legacy feature);
wenzelm
parents: 35436
diff changeset
   852
* Use of cumulative prems via "!" in some proof methods has been
37351
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   853
discontinued (old legacy feature).
35613
9d3ff36ad4e1 eliminated Args.bang_facts (legacy feature);
wenzelm
parents: 35436
diff changeset
   854
35979
12bb31230550 replaced references 'trace_simp' and 'debug_simp' by configuration options stored in the context
boehmes
parents: 35845
diff changeset
   855
* References 'trace_simp' and 'debug_simp' have been replaced by
36857
59ed53700145 minor tuning;
wenzelm
parents: 36856
diff changeset
   856
configuration options stored in the context. Enabling tracing (the
59ed53700145 minor tuning;
wenzelm
parents: 36856
diff changeset
   857
case of debugging is similar) in proofs works via
59ed53700145 minor tuning;
wenzelm
parents: 36856
diff changeset
   858
59ed53700145 minor tuning;
wenzelm
parents: 36856
diff changeset
   859
  using [[trace_simp = true]]
59ed53700145 minor tuning;
wenzelm
parents: 36856
diff changeset
   860
59ed53700145 minor tuning;
wenzelm
parents: 36856
diff changeset
   861
Tracing is then active for all invocations of the simplifier in
59ed53700145 minor tuning;
wenzelm
parents: 36856
diff changeset
   862
subsequent goal refinement steps. Tracing may also still be enabled or
40780
1cabd6f4a718 recovered Isabelle2009-2 NEWS -- published part is read-only;
wenzelm
parents: 40771
diff changeset
   863
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
   864
36177
8e0770d2e499 separate commands 'hide_class', 'hide_type', 'hide_const', 'hide_fact';
wenzelm
parents: 36162
diff changeset
   865
* Separate commands 'hide_class', 'hide_type', 'hide_const',
8e0770d2e499 separate commands 'hide_class', 'hide_type', 'hide_const', 'hide_fact';
wenzelm
parents: 36162
diff changeset
   866
'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
   867
INCOMPATIBILITY.
8e0770d2e499 separate commands 'hide_class', 'hide_type', 'hide_const', 'hide_fact';
wenzelm
parents: 36162
diff changeset
   868
37298
1f3ca94ccb84 improved parallelism of proof term normalization;
wenzelm
parents: 37273
diff changeset
   869
* Improved parallelism of proof term normalization: usedir -p2 -q0 is
1f3ca94ccb84 improved parallelism of proof term normalization;
wenzelm
parents: 37273
diff changeset
   870
more efficient than combinations with -q1 or -q2.
1f3ca94ccb84 improved parallelism of proof term normalization;
wenzelm
parents: 37273
diff changeset
   871
35260
41e82c1b5586 NEWS: authentic syntax for *all* term constants;
wenzelm
parents: 35130
diff changeset
   872
34170
254ac75e4c38 reduced code generator cache to the baremost minimum; corrected spelling
haftmann
parents: 34076
diff changeset
   873
*** Pure ***
254ac75e4c38 reduced code generator cache to the baremost minimum; corrected spelling
haftmann
parents: 34076
diff changeset
   874
37351
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   875
* Proofterms record type-class reasoning explicitly, using the
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   876
"unconstrain" operation internally.  This eliminates all sort
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   877
constraints from a theorem and proof, introducing explicit
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   878
OFCLASS-premises.  On the proof term level, this operation is
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   879
automatically applied at theorem boundaries, such that closed proofs
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   880
are always free of sort constraints.  INCOMPATIBILITY for tools that
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   881
inspect proof terms.
36147
b43b22f63665 theory RBT with abstract type of red-black trees backed by implementation RBT_Impl
haftmann
parents: 36096
diff changeset
   882
35765
09e238561460 local theory specifications handle hidden polymorphism implicitly;
wenzelm
parents: 35763
diff changeset
   883
* Local theory specifications may depend on extra type variables that
09e238561460 local theory specifications handle hidden polymorphism implicitly;
wenzelm
parents: 35763
diff changeset
   884
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
   885
are added internally.  For example:
09e238561460 local theory specifications handle hidden polymorphism implicitly;
wenzelm
parents: 35763
diff changeset
   886
09e238561460 local theory specifications handle hidden polymorphism implicitly;
wenzelm
parents: 35763
diff changeset
   887
  definition unitary :: bool where "unitary = (ALL (x::'a) y. x = y)"
09e238561460 local theory specifications handle hidden polymorphism implicitly;
wenzelm
parents: 35763
diff changeset
   888
37351
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   889
* Predicates of locales introduced by classes carry a mandatory
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   890
"class" prefix.  INCOMPATIBILITY.
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   891
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   892
* Vacuous class specifications observe default sort.  INCOMPATIBILITY.
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   893
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   894
* Old 'axclass' command has been discontinued.  INCOMPATIBILITY, use
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   895
'class' instead.
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   896
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   897
* Command 'code_reflect' allows to incorporate generated ML code into
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   898
runtime environment; replaces immature code_datatype antiquotation.
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   899
INCOMPATIBILITY.
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   900
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   901
* Code generator: simple concept for abstract datatypes obeying
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   902
invariants.
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   903
36857
59ed53700145 minor tuning;
wenzelm
parents: 36856
diff changeset
   904
* Code generator: details of internal data cache have no impact on the
59ed53700145 minor tuning;
wenzelm
parents: 36856
diff changeset
   905
user space functionality any longer.
59ed53700145 minor tuning;
wenzelm
parents: 36856
diff changeset
   906
37351
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   907
* Methods "unfold_locales" and "intro_locales" ignore non-locale
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   908
subgoals.  This is more appropriate for interpretations with 'where'.
36857
59ed53700145 minor tuning;
wenzelm
parents: 36856
diff changeset
   909
INCOMPATIBILITY.
34170
254ac75e4c38 reduced code generator cache to the baremost minimum; corrected spelling
haftmann
parents: 34076
diff changeset
   910
36356
5ab0f8859f9f command 'example_proof' opens an empty proof body;
wenzelm
parents: 36348
diff changeset
   911
* 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
   912
experiment with Isar, without producing any persistent result.
5ab0f8859f9f command 'example_proof' opens an empty proof body;
wenzelm
parents: 36348
diff changeset
   913
35413
4c7cba1f7ce9 added type_notation command;
wenzelm
parents: 35401
diff changeset
   914
* Commands 'type_notation' and 'no_type_notation' declare type syntax
4c7cba1f7ce9 added type_notation command;
wenzelm
parents: 35401
diff changeset
   915
within a local theory context, with explicit checking of the
4c7cba1f7ce9 added type_notation command;
wenzelm
parents: 35401
diff changeset
   916
constructors involved (in contrast to the raw 'syntax' versions).
4c7cba1f7ce9 added type_notation command;
wenzelm
parents: 35401
diff changeset
   917
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
   918
* 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
   919
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
   920
assumptions, which is not possible in Isabelle/Pure.
35681
8b22a498b034 localized typedecl;
wenzelm
parents: 35613
diff changeset
   921
36857
59ed53700145 minor tuning;
wenzelm
parents: 36856
diff changeset
   922
* Command 'defaultsort' has been renamed to 'default_sort', it works
59ed53700145 minor tuning;
wenzelm
parents: 36856
diff changeset
   923
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
   924
34170
254ac75e4c38 reduced code generator cache to the baremost minimum; corrected spelling
haftmann
parents: 34076
diff changeset
   925
33993
haftmann
parents: 33873
diff changeset
   926
*** HOL ***
haftmann
parents: 33873
diff changeset
   927
37351
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   928
* Command 'typedef' now works within a local theory context -- without
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   929
introducing dependencies on parameters or assumptions, which is not
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   930
possible in Isabelle/Pure/HOL.  Note that the logical environment may
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   931
contain multiple interpretations of local typedefs (with different
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   932
non-emptiness proofs), even in a global theory context.
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   933
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   934
* New package for quotient types.  Commands 'quotient_type' and
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   935
'quotient_definition' may be used for defining types and constants by
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   936
quotient constructions.  An example is the type of integers created by
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   937
quotienting pairs of natural numbers:
37380
35815ce9218a final tuning;
wenzelm
parents: 37375
diff changeset
   938
37351
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   939
  fun
37380
35815ce9218a final tuning;
wenzelm
parents: 37375
diff changeset
   940
    intrel :: "(nat * nat) => (nat * nat) => bool"
37351
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   941
  where
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   942
    "intrel (x, y) (u, v) = (x + v = u + y)"
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   943
37380
35815ce9218a final tuning;
wenzelm
parents: 37375
diff changeset
   944
  quotient_type int = "nat * nat" / intrel
37351
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   945
    by (auto simp add: equivp_def expand_fun_eq)
37380
35815ce9218a final tuning;
wenzelm
parents: 37375
diff changeset
   946
37351
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   947
  quotient_definition
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   948
    "0::int" is "(0::nat, 0::nat)"
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   949
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   950
The method "lifting" can be used to lift of theorems from the
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   951
underlying "raw" type to the quotient type.  The example
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   952
src/HOL/Quotient_Examples/FSet.thy includes such a quotient
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   953
construction and provides a reasoning infrastructure for finite sets.
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   954
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   955
* Renamed Library/Quotient.thy to Library/Quotient_Type.thy to avoid
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   956
clash with new theory Quotient in Main HOL.
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   957
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   958
* Moved the SMT binding into the main HOL session, eliminating
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   959
separate HOL-SMT session.
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   960
37020
6c699a8e6927 turned old-style mem into an input abbreviation
haftmann
parents: 36979
diff changeset
   961
* List membership infix mem operation is only an input abbreviation.
6c699a8e6927 turned old-style mem into an input abbreviation
haftmann
parents: 36979
diff changeset
   962
INCOMPATIBILITY.
6c699a8e6927 turned old-style mem into an input abbreviation
haftmann
parents: 36979
diff changeset
   963
37144
fd6308b4df72 misc updates for release;
wenzelm
parents: 37143
diff changeset
   964
* Theory Library/Word.thy has been removed.  Use library Word/Word.thy
fd6308b4df72 misc updates for release;
wenzelm
parents: 37143
diff changeset
   965
for future developements; former Library/Word.thy is still present in
fd6308b4df72 misc updates for release;
wenzelm
parents: 37143
diff changeset
   966
the AFP entry RSAPPS.
36963
9a017146675f dropped old Library/Word.thy and toy example ex/Adder.thy
haftmann
parents: 36953
diff changeset
   967
36857
59ed53700145 minor tuning;
wenzelm
parents: 36856
diff changeset
   968
* Theorem Int.int_induct renamed to Int.int_of_nat_induct and is no
59ed53700145 minor tuning;
wenzelm
parents: 36856
diff changeset
   969
longer shadowed.  INCOMPATIBILITY.
36808
cbeb3484fa07 theorem Presburger.int_induct has been renamed to Int.int_bidirectional_induct
haftmann
parents: 36714
diff changeset
   970
36836
49156805321c removed lemma real_sq_order; use power2_le_imp_le instead
huffman
parents: 36830
diff changeset
   971
* 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
   972
INCOMPATIBILITY.
49156805321c removed lemma real_sq_order; use power2_le_imp_le instead
huffman
parents: 36830
diff changeset
   973
49156805321c removed lemma real_sq_order; use power2_le_imp_le instead
huffman
parents: 36830
diff changeset
   974
* 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
   975
INCOMPATIBILITY.
36714
ae84ddf03c58 dropped duplicate comp_arith
haftmann
parents: 36645
diff changeset
   976
36857
59ed53700145 minor tuning;
wenzelm
parents: 36856
diff changeset
   977
* Dropped normalizing_semiring etc; use the facts in semiring classes
59ed53700145 minor tuning;
wenzelm
parents: 36856
diff changeset
   978
instead.  INCOMPATIBILITY.
59ed53700145 minor tuning;
wenzelm
parents: 36856
diff changeset
   979
36979
da7c06ab3169 remove several redundant lemmas about floor and ceiling
huffman
parents: 36972
diff changeset
   980
* Dropped several real-specific versions of lemmas about floor and
37351
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   981
ceiling; use the generic lemmas from theory "Archimedean_Field"
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   982
instead.  INCOMPATIBILITY.
36979
da7c06ab3169 remove several redundant lemmas about floor and ceiling
huffman
parents: 36972
diff changeset
   983
da7c06ab3169 remove several redundant lemmas about floor and ceiling
huffman
parents: 36972
diff changeset
   984
  floor_number_of_eq         ~> floor_number_of
da7c06ab3169 remove several redundant lemmas about floor and ceiling
huffman
parents: 36972
diff changeset
   985
  le_floor_eq_number_of      ~> number_of_le_floor
da7c06ab3169 remove several redundant lemmas about floor and ceiling
huffman
parents: 36972
diff changeset
   986
  le_floor_eq_zero           ~> zero_le_floor
da7c06ab3169 remove several redundant lemmas about floor and ceiling
huffman
parents: 36972
diff changeset
   987
  le_floor_eq_one            ~> one_le_floor
da7c06ab3169 remove several redundant lemmas about floor and ceiling
huffman
parents: 36972
diff changeset
   988
  floor_less_eq_number_of    ~> floor_less_number_of
da7c06ab3169 remove several redundant lemmas about floor and ceiling
huffman
parents: 36972
diff changeset
   989
  floor_less_eq_zero         ~> floor_less_zero
da7c06ab3169 remove several redundant lemmas about floor and ceiling
huffman
parents: 36972
diff changeset
   990
  floor_less_eq_one          ~> floor_less_one
da7c06ab3169 remove several redundant lemmas about floor and ceiling
huffman
parents: 36972
diff changeset
   991
  less_floor_eq_number_of    ~> number_of_less_floor
da7c06ab3169 remove several redundant lemmas about floor and ceiling
huffman
parents: 36972
diff changeset
   992
  less_floor_eq_zero         ~> zero_less_floor
da7c06ab3169 remove several redundant lemmas about floor and ceiling
huffman
parents: 36972
diff changeset
   993
  less_floor_eq_one          ~> one_less_floor
da7c06ab3169 remove several redundant lemmas about floor and ceiling
huffman
parents: 36972
diff changeset
   994
  floor_le_eq_number_of      ~> floor_le_number_of
da7c06ab3169 remove several redundant lemmas about floor and ceiling
huffman
parents: 36972
diff changeset
   995
  floor_le_eq_zero           ~> floor_le_zero
da7c06ab3169 remove several redundant lemmas about floor and ceiling
huffman
parents: 36972
diff changeset
   996
  floor_le_eq_one            ~> floor_le_one
da7c06ab3169 remove several redundant lemmas about floor and ceiling
huffman
parents: 36972
diff changeset
   997
  floor_subtract_number_of   ~> floor_diff_number_of
da7c06ab3169 remove several redundant lemmas about floor and ceiling
huffman
parents: 36972
diff changeset
   998
  floor_subtract_one         ~> floor_diff_one
da7c06ab3169 remove several redundant lemmas about floor and ceiling
huffman
parents: 36972
diff changeset
   999
  ceiling_number_of_eq       ~> ceiling_number_of
da7c06ab3169 remove several redundant lemmas about floor and ceiling
huffman
parents: 36972
diff changeset
  1000
  ceiling_le_eq_number_of    ~> ceiling_le_number_of
da7c06ab3169 remove several redundant lemmas about floor and ceiling
huffman
parents: 36972
diff changeset
  1001
  ceiling_le_zero_eq         ~> ceiling_le_zero
da7c06ab3169 remove several redundant lemmas about floor and ceiling
huffman
parents: 36972
diff changeset
  1002
  ceiling_le_eq_one          ~> ceiling_le_one
da7c06ab3169 remove several redundant lemmas about floor and ceiling
huffman
parents: 36972
diff changeset
  1003
  less_ceiling_eq_number_of  ~> number_of_less_ceiling
da7c06ab3169 remove several redundant lemmas about floor and ceiling
huffman
parents: 36972
diff changeset
  1004
  less_ceiling_eq_zero       ~> zero_less_ceiling
da7c06ab3169 remove several redundant lemmas about floor and ceiling
huffman
parents: 36972
diff changeset
  1005
  less_ceiling_eq_one        ~> one_less_ceiling
da7c06ab3169 remove several redundant lemmas about floor and ceiling
huffman
parents: 36972
diff changeset
  1006
  ceiling_less_eq_number_of  ~> ceiling_less_number_of
da7c06ab3169 remove several redundant lemmas about floor and ceiling
huffman
parents: 36972
diff changeset
  1007
  ceiling_less_eq_zero       ~> ceiling_less_zero
da7c06ab3169 remove several redundant lemmas about floor and ceiling
huffman
parents: 36972
diff changeset
  1008
  ceiling_less_eq_one        ~> ceiling_less_one
da7c06ab3169 remove several redundant lemmas about floor and ceiling
huffman
parents: 36972
diff changeset
  1009
  le_ceiling_eq_number_of    ~> number_of_le_ceiling
da7c06ab3169 remove several redundant lemmas about floor and ceiling
huffman
parents: 36972
diff changeset
  1010
  le_ceiling_eq_zero         ~> zero_le_ceiling
da7c06ab3169 remove several redundant lemmas about floor and ceiling
huffman
parents: 36972
diff changeset
  1011
  le_ceiling_eq_one          ~> one_le_ceiling
da7c06ab3169 remove several redundant lemmas about floor and ceiling
huffman
parents: 36972
diff changeset
  1012
  ceiling_subtract_number_of ~> ceiling_diff_number_of
da7c06ab3169 remove several redundant lemmas about floor and ceiling
huffman
parents: 36972
diff changeset
  1013
  ceiling_subtract_one       ~> ceiling_diff_one
da7c06ab3169 remove several redundant lemmas about floor and ceiling
huffman
parents: 36972
diff changeset
  1014
37144
fd6308b4df72 misc updates for release;
wenzelm
parents: 37143
diff changeset
  1015
* Theory "Finite_Set": various folding_XXX locales facilitate the
36857
59ed53700145 minor tuning;
wenzelm
parents: 36856
diff changeset
  1016
application of the various fold combinators on finite sets.
59ed53700145 minor tuning;
wenzelm
parents: 36856
diff changeset
  1017
59ed53700145 minor tuning;
wenzelm
parents: 36856
diff changeset
  1018
* Library theory "RBT" renamed to "RBT_Impl"; new library theory "RBT"
59ed53700145 minor tuning;
wenzelm
parents: 36856
diff changeset
  1019
provides abstract red-black tree type which is backed by "RBT_Impl" as
59ed53700145 minor tuning;
wenzelm
parents: 36856
diff changeset
  1020
implementation.  INCOMPATIBILTY.
36147
b43b22f63665 theory RBT with abstract type of red-black trees backed by implementation RBT_Impl
haftmann
parents: 36096
diff changeset
  1021
36830
7902dc7ea11d fix spelling of 'superseded'
huffman
parents: 36829
diff changeset
  1022
* 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
  1023
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
  1024
36829
909d2680e122 NEWS: removed theory PReal
huffman
parents: 36828
diff changeset
  1025
* Theory PReal, including the type "preal" and related operations, has
909d2680e122 NEWS: removed theory PReal
huffman
parents: 36828
diff changeset
  1026
been removed.  INCOMPATIBILITY.
909d2680e122 NEWS: removed theory PReal
huffman
parents: 36828
diff changeset
  1027
37380
35815ce9218a final tuning;
wenzelm
parents: 37375
diff changeset
  1028
* Real: new development using Cauchy Sequences.
35815ce9218a final tuning;
wenzelm
parents: 37375
diff changeset
  1029
37351
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
  1030
* Split off theory "Big_Operators" containing setsum, setprod,
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
  1031
Inf_fin, Sup_fin, Min, Max from theory Finite_Set.  INCOMPATIBILITY.
36857
59ed53700145 minor tuning;
wenzelm
parents: 36856
diff changeset
  1032
59ed53700145 minor tuning;
wenzelm
parents: 36856
diff changeset
  1033
* Theory "Rational" renamed to "Rat", for consistency with "Nat",
59ed53700145 minor tuning;
wenzelm
parents: 36856
diff changeset
  1034
"Int" etc.  INCOMPATIBILITY.
59ed53700145 minor tuning;
wenzelm
parents: 36856
diff changeset
  1035
37351
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
  1036
* Constant Rat.normalize needs to be qualified.  INCOMPATIBILITY.
37143
2a5182751151 constant Rat.normalize needs to be qualified;
wenzelm
parents: 37087
diff changeset
  1037
36857
59ed53700145 minor tuning;
wenzelm
parents: 36856
diff changeset
  1038
* New set of rules "ac_simps" provides combined assoc / commute
59ed53700145 minor tuning;
wenzelm
parents: 36856
diff changeset
  1039
rewrites for all interpretations of the appropriate generic locales.
59ed53700145 minor tuning;
wenzelm
parents: 36856
diff changeset
  1040
59ed53700145 minor tuning;
wenzelm
parents: 36856
diff changeset
  1041
* Renamed theory "OrderedGroup" to "Groups" and split theory
59ed53700145 minor tuning;
wenzelm
parents: 36856
diff changeset
  1042
"Ring_and_Field" into theories "Rings" and "Fields"; for more
59ed53700145 minor tuning;
wenzelm
parents: 36856
diff changeset
  1043
appropriate and more consistent names suitable for name prefixes
59ed53700145 minor tuning;
wenzelm
parents: 36856
diff changeset
  1044
within the HOL theories.  INCOMPATIBILITY.
35050
9f841f20dca6 renamed OrderedGroup to Groups; split theory Ring_and_Field into Rings Fields
haftmann
parents: 35042
diff changeset
  1045
35084
e25eedfc15ce moved constants inverse and divide to Ring.thy
haftmann
parents: 35050
diff changeset
  1046
* Some generic constants have been put to appropriate theories:
36857
59ed53700145 minor tuning;
wenzelm
parents: 36856
diff changeset
  1047
  - less_eq, less: Orderings
59ed53700145 minor tuning;
wenzelm
parents: 36856
diff changeset
  1048
  - zero, one, plus, minus, uminus, times, abs, sgn: Groups
59ed53700145 minor tuning;
wenzelm
parents: 36856
diff changeset
  1049
  - inverse, divide: Rings
35084
e25eedfc15ce moved constants inverse and divide to Ring.thy
haftmann
parents: 35050
diff changeset
  1050
INCOMPATIBILITY.
e25eedfc15ce moved constants inverse and divide to Ring.thy
haftmann
parents: 35050
diff changeset
  1051
36857
59ed53700145 minor tuning;
wenzelm
parents: 36856
diff changeset
  1052
* More consistent naming of type classes involving orderings (and
59ed53700145 minor tuning;
wenzelm
parents: 36856
diff changeset
  1053
lattices):
35027
ed7d12bcf8f8 more consistent naming of type classes involving orderings (and lattices) -- c.f. NEWS
haftmann
parents: 34974
diff changeset
  1054
ed7d12bcf8f8 more consistent naming of type classes involving orderings (and lattices) -- c.f. NEWS
haftmann
parents: 34974
diff changeset
  1055
    lower_semilattice                   ~> semilattice_inf
ed7d12bcf8f8 more consistent naming of type classes involving orderings (and lattices) -- c.f. NEWS
haftmann
parents: 34974
diff changeset
  1056
    upper_semilattice                   ~> semilattice_sup
ed7d12bcf8f8 more consistent naming of type classes involving orderings (and lattices) -- c.f. NEWS
haftmann
parents: 34974
diff changeset
  1057
ed7d12bcf8f8 more consistent naming of type classes involving orderings (and lattices) -- c.f. NEWS
haftmann
parents: 34974
diff changeset
  1058
    dense_linear_order                  ~> dense_linorder
ed7d12bcf8f8 more consistent naming of type classes involving orderings (and lattices) -- c.f. NEWS
haftmann
parents: 34974
diff changeset
  1059
ed7d12bcf8f8 more consistent naming of type classes involving orderings (and lattices) -- c.f. NEWS
haftmann
parents: 34974
diff changeset
  1060
    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
  1061
    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
  1062
    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
  1063
    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
  1064
    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
  1065
    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
  1066
    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
  1067
    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
  1068
    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
  1069
    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
  1070
    pordered_ring                       ~> ordered_ring
ed7d12bcf8f8 more consistent naming of type classes involving orderings (and lattices) -- c.f. NEWS
haftmann
parents: 34974
diff changeset
  1071
    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
  1072
    pordered_semiring                   ~> ordered_semiring
ed7d12bcf8f8 more consistent naming of type classes involving orderings (and lattices) -- c.f. NEWS
haftmann
parents: 34974
diff changeset
  1073
ed7d12bcf8f8 more consistent naming of type classes involving orderings (and lattices) -- c.f. NEWS
haftmann
parents: 34974
diff changeset
  1074
    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
  1075
    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
  1076
    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
  1077
    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
  1078
    ordered_field                       ~> linordered_field
ed7d12bcf8f8 more consistent naming of type classes involving orderings (and lattices) -- c.f. NEWS
haftmann
parents: 34974
diff changeset
  1079
    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
  1080
    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
  1081
    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
  1082
    ordered_idom                        ~> linordered_idom
ed7d12bcf8f8 more consistent naming of type classes involving orderings (and lattices) -- c.f. NEWS
haftmann
parents: 34974
diff changeset
  1083
    ordered_ring                        ~> linordered_ring
ed7d12bcf8f8 more consistent naming of type classes involving orderings (and lattices) -- c.f. NEWS
haftmann
parents: 34974
diff changeset
  1084
    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
  1085
    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
  1086
    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
  1087
    ordered_semidom                     ~> linordered_semidom
ed7d12bcf8f8 more consistent naming of type classes involving orderings (and lattices) -- c.f. NEWS
haftmann
parents: 34974
diff changeset
  1088
    ordered_semiring                    ~> linordered_semiring
ed7d12bcf8f8 more consistent naming of type classes involving orderings (and lattices) -- c.f. NEWS
haftmann
parents: 34974
diff changeset
  1089
    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
  1090
    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
  1091
    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
  1092
36857
59ed53700145 minor tuning;
wenzelm
parents: 36856
diff changeset
  1093
  The following slightly odd type classes have been moved to a
37351
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
  1094
  separate theory Library/Lattice_Algebras:
35032
7efe662e41b4 separate library theory for type classes combining lattices with various algebraic structures
haftmann
parents: 35027
diff changeset
  1095
7efe662e41b4 separate library theory for type classes combining lattices with various algebraic structures
haftmann
parents: 35027
diff changeset
  1096
    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
  1097
    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
  1098
    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
  1099
    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
  1100
    lordered_ring                       ~> lattice_ring
7efe662e41b4 separate library theory for type classes combining lattices with various algebraic structures
haftmann
parents: 35027
diff changeset
  1101
35027
ed7d12bcf8f8 more consistent naming of type classes involving orderings (and lattices) -- c.f. NEWS
haftmann
parents: 34974
diff changeset
  1102
INCOMPATIBILITY.
ed7d12bcf8f8 more consistent naming of type classes involving orderings (and lattices) -- c.f. NEWS
haftmann
parents: 34974
diff changeset
  1103
36416
9459be72b89e NEWS and CONTRIBUTORS
haftmann
parents: 36356
diff changeset
  1104
* Refined field classes:
36857
59ed53700145 minor tuning;
wenzelm
parents: 36856
diff changeset
  1105
  - classes division_ring_inverse_zero, field_inverse_zero,
59ed53700145 minor tuning;
wenzelm
parents: 36856
diff changeset
  1106
    linordered_field_inverse_zero include rule inverse 0 = 0 --
59ed53700145 minor tuning;
wenzelm
parents: 36856
diff changeset
  1107
    subsumes former division_by_zero class;
59ed53700145 minor tuning;
wenzelm
parents: 36856
diff changeset
  1108
  - numerous lemmas have been ported from field to division_ring.
59ed53700145 minor tuning;
wenzelm
parents: 36856
diff changeset
  1109
INCOMPATIBILITY.
36416
9459be72b89e NEWS and CONTRIBUTORS
haftmann
parents: 36356
diff changeset
  1110
9459be72b89e NEWS and CONTRIBUTORS
haftmann
parents: 36356
diff changeset
  1111
* Refined algebra theorem collections:
36857
59ed53700145 minor tuning;
wenzelm
parents: 36856
diff changeset
  1112
  - dropped theorem group group_simps, use algebra_simps instead;
59ed53700145 minor tuning;
wenzelm
parents: 36856
diff changeset
  1113
  - dropped theorem group ring_simps, use field_simps instead;
59ed53700145 minor tuning;
wenzelm
parents: 36856
diff changeset
  1114
  - proper theorem collection field_simps subsumes former theorem
59ed53700145 minor tuning;
wenzelm
parents: 36856
diff changeset
  1115
    groups field_eq_simps and field_simps;
59ed53700145 minor tuning;
wenzelm
parents: 36856
diff changeset
  1116
  - dropped lemma eq_minus_self_iff which is a duplicate for
59ed53700145 minor tuning;
wenzelm
parents: 36856
diff changeset
  1117
    equal_neg_zero.
59ed53700145 minor tuning;
wenzelm
parents: 36856
diff changeset
  1118
INCOMPATIBILITY.
35009
5408e5207131 misc tuning;
wenzelm
parents: 34974
diff changeset
  1119
5408e5207131 misc tuning;
wenzelm
parents: 34974
diff changeset
  1120
* 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
  1121
sets to lattices:
e3daf3c07381 Subgoal.FOCUS (and variants): resulting goal state is normalized as usual for resolution;
wenzelm
parents: 34062
diff changeset
  1122
34007
aea892559fc5 tuned lattices theory fragements; generlized some lemmas from sets to lattices
haftmann
parents: 33994
diff changeset
  1123
  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
  1124
  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
  1125
  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
  1126
  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
  1127
  Inter_fold_inter              ~> Inf_fold_inf
aea892559fc5 tuned lattices theory fragements; generlized some lemmas from sets to lattices
haftmann
parents: 33994
diff changeset
  1128
  Union_fold_union              ~> Sup_fold_sup
aea892559fc5 tuned lattices theory fragements; generlized some lemmas from sets to lattices
haftmann
parents: 33994
diff changeset
  1129
  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
  1130
  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
  1131
  INTER_fold_inter              ~> INFI_fold_inf
aea892559fc5 tuned lattices theory fragements; generlized some lemmas from sets to lattices
haftmann
parents: 33994
diff changeset
  1132
  UNION_fold_union              ~> SUPR_fold_sup
aea892559fc5 tuned lattices theory fragements; generlized some lemmas from sets to lattices
haftmann
parents: 33994
diff changeset
  1133
37351
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
  1134
* Theory "Complete_Lattice": lemmas top_def and bot_def have been
36416
9459be72b89e NEWS and CONTRIBUTORS
haftmann
parents: 36356
diff changeset
  1135
replaced by the more convenient lemmas Inf_empty and Sup_empty.
9459be72b89e NEWS and CONTRIBUTORS
haftmann
parents: 36356
diff changeset
  1136
Dropped lemmas Inf_insert_simp and Sup_insert_simp, which are subsumed
9459be72b89e NEWS and CONTRIBUTORS
haftmann
parents: 36356
diff changeset
  1137
by Inf_insert and Sup_insert.  Lemmas Inf_UNIV and Sup_UNIV replace
9459be72b89e NEWS and CONTRIBUTORS
haftmann
parents: 36356
diff changeset
  1138
former Inf_Univ and Sup_Univ.  Lemmas inf_top_right and sup_bot_right
9459be72b89e NEWS and CONTRIBUTORS
haftmann
parents: 36356
diff changeset
  1139
subsume inf_top and sup_bot respectively.  INCOMPATIBILITY.
9459be72b89e NEWS and CONTRIBUTORS
haftmann
parents: 36356
diff changeset
  1140
36857
59ed53700145 minor tuning;
wenzelm
parents: 36856
diff changeset
  1141
* Reorganized theory Multiset: swapped notation of pointwise and
59ed53700145 minor tuning;
wenzelm
parents: 36856
diff changeset
  1142
multiset order:
37351
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
  1143
36857
59ed53700145 minor tuning;
wenzelm
parents: 36856
diff changeset
  1144
  - pointwise ordering is instance of class order with standard syntax
59ed53700145 minor tuning;
wenzelm
parents: 36856
diff changeset
  1145
    <= and <;
59ed53700145 minor tuning;
wenzelm
parents: 36856
diff changeset
  1146
  - multiset ordering has syntax <=# and <#; partial order properties
59ed53700145 minor tuning;
wenzelm
parents: 36856
diff changeset
  1147
    are provided by means of interpretation with prefix
59ed53700145 minor tuning;
wenzelm
parents: 36856
diff changeset
  1148
    multiset_order;
59ed53700145 minor tuning;
wenzelm
parents: 36856
diff changeset
  1149
  - less duplication, less historical organization of sections,
59ed53700145 minor tuning;
wenzelm
parents: 36856
diff changeset
  1150
    conversion from associations lists to multisets, rudimentary code
59ed53700145 minor tuning;
wenzelm
parents: 36856
diff changeset
  1151
    generation;
59ed53700145 minor tuning;
wenzelm
parents: 36856
diff changeset
  1152
  - use insert_DiffM2 [symmetric] instead of elem_imp_eq_diff_union,
59ed53700145 minor tuning;
wenzelm
parents: 36856
diff changeset
  1153
    if needed.
37351
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
  1154
36903
489c1fbbb028 Multiset: renamed, added and tuned lemmas;
nipkow
parents: 36857
diff changeset
  1155
Renamed:
37351
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
  1156
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
  1157
  multiset_eq_conv_count_eq  ~>  multiset_ext_iff
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
  1158
  multi_count_ext  ~>  multiset_ext
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
  1159
  diff_union_inverse2  ~>  diff_union_cancelR
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
  1160
36857
59ed53700145 minor tuning;
wenzelm
parents: 36856
diff changeset
  1161
INCOMPATIBILITY.
36416
9459be72b89e NEWS and CONTRIBUTORS
haftmann
parents: 36356
diff changeset
  1162
36903
489c1fbbb028 Multiset: renamed, added and tuned lemmas;
nipkow
parents: 36857
diff changeset
  1163
* Theory Permutation: replaced local "remove" by List.remove1.
489c1fbbb028 Multiset: renamed, added and tuned lemmas;
nipkow
parents: 36857
diff changeset
  1164
36416
9459be72b89e NEWS and CONTRIBUTORS
haftmann
parents: 36356
diff changeset
  1165
* Code generation: ML and OCaml code is decorated with signatures.
9459be72b89e NEWS and CONTRIBUTORS
haftmann
parents: 36356
diff changeset
  1166
35009
5408e5207131 misc tuning;
wenzelm
parents: 34974
diff changeset
  1167
* Theory List: added transpose.
5408e5207131 misc tuning;
wenzelm
parents: 34974
diff changeset
  1168
35810
a50237ec0ecd NEWS: Nat_Bijection library
huffman
parents: 35765
diff changeset
  1169
* Library/Nat_Bijection.thy is a collection of bijective functions
a50237ec0ecd NEWS: Nat_Bijection library
huffman
parents: 35765
diff changeset
  1170
between nat and other types, which supersedes the older libraries
a50237ec0ecd NEWS: Nat_Bijection library
huffman
parents: 35765
diff changeset
  1171
Library/Nat_Int_Bij.thy and HOLCF/NatIso.thy.  INCOMPATIBILITY.
a50237ec0ecd NEWS: Nat_Bijection library
huffman
parents: 35765
diff changeset
  1172
a50237ec0ecd NEWS: Nat_Bijection library
huffman
parents: 35765
diff changeset
  1173
  Constants:
a50237ec0ecd NEWS: Nat_Bijection library
huffman
parents: 35765
diff changeset
  1174
  Nat_Int_Bij.nat2_to_nat         ~> prod_encode
a50237ec0ecd NEWS: Nat_Bijection library
huffman
parents: 35765
diff changeset
  1175
  Nat_Int_Bij.nat_to_nat2         ~> prod_decode
a50237ec0ecd NEWS: Nat_Bijection library
huffman
parents: 35765
diff changeset
  1176
  Nat_Int_Bij.int_to_nat_bij      ~> int_encode
a50237ec0ecd NEWS: Nat_Bijection library
huffman
parents: 35765
diff changeset
  1177
  Nat_Int_Bij.nat_to_int_bij      ~> int_decode
a50237ec0ecd NEWS: Nat_Bijection library
huffman
parents: 35765
diff changeset
  1178
  Countable.pair_encode           ~> prod_encode
a50237ec0ecd NEWS: Nat_Bijection library
huffman
parents: 35765
diff changeset
  1179
  NatIso.prod2nat                 ~> prod_encode
a50237ec0ecd NEWS: Nat_Bijection library
huffman
parents: 35765
diff changeset
  1180
  NatIso.nat2prod                 ~> prod_decode
a50237ec0ecd NEWS: Nat_Bijection library
huffman
parents: 35765
diff changeset
  1181
  NatIso.sum2nat                  ~> sum_encode
a50237ec0ecd NEWS: Nat_Bijection library
huffman
parents: 35765
diff changeset
  1182
  NatIso.nat2sum                  ~> sum_decode
a50237ec0ecd NEWS: Nat_Bijection library
huffman
parents: 35765
diff changeset
  1183
  NatIso.list2nat                 ~> list_encode
a50237ec0ecd NEWS: Nat_Bijection library
huffman
parents: 35765
diff changeset
  1184
  NatIso.nat2list                 ~> list_decode
a50237ec0ecd NEWS: Nat_Bijection library
huffman
parents: 35765
diff changeset
  1185
  NatIso.set2nat                  ~> set_encode
a50237ec0ecd NEWS: Nat_Bijection library
huffman
parents: 35765
diff changeset
  1186
  NatIso.nat2set                  ~> set_decode
a50237ec0ecd NEWS: Nat_Bijection library
huffman
parents: 35765
diff changeset
  1187
a50237ec0ecd NEWS: Nat_Bijection library
huffman
parents: 35765
diff changeset
  1188
  Lemmas:
a50237ec0ecd NEWS: Nat_Bijection library
huffman
parents: 35765
diff changeset
  1189
  Nat_Int_Bij.bij_nat_to_int_bij  ~> bij_int_decode
a50237ec0ecd NEWS: Nat_Bijection library
huffman
parents: 35765
diff changeset
  1190
  Nat_Int_Bij.nat2_to_nat_inj     ~> inj_prod_encode
a50237ec0ecd NEWS: Nat_Bijection library
huffman
parents: 35765
diff changeset
  1191
  Nat_Int_Bij.nat2_to_nat_surj    ~> surj_prod_encode
a50237ec0ecd NEWS: Nat_Bijection library
huffman
parents: 35765
diff changeset
  1192
  Nat_Int_Bij.nat_to_nat2_inj     ~> inj_prod_decode
a50237ec0ecd NEWS: Nat_Bijection library
huffman
parents: 35765
diff changeset
  1193
  Nat_Int_Bij.nat_to_nat2_surj    ~> surj_prod_decode
a50237ec0ecd NEWS: Nat_Bijection library
huffman
parents: 35765
diff changeset
  1194
  Nat_Int_Bij.i2n_n2i_id          ~> int_encode_inverse
a50237ec0ecd NEWS: Nat_Bijection library
huffman
parents: 35765
diff changeset
  1195
  Nat_Int_Bij.n2i_i2n_id          ~> int_decode_inverse
a50237ec0ecd NEWS: Nat_Bijection library
huffman
parents: 35765
diff changeset
  1196
  Nat_Int_Bij.surj_nat_to_int_bij ~> surj_int_encode
a50237ec0ecd NEWS: Nat_Bijection library
huffman
parents: 35765
diff changeset
  1197
  Nat_Int_Bij.surj_int_to_nat_bij ~> surj_int_decode
a50237ec0ecd NEWS: Nat_Bijection library
huffman
parents: 35765
diff changeset
  1198
  Nat_Int_Bij.inj_nat_to_int_bij  ~> inj_int_encode
a50237ec0ecd NEWS: Nat_Bijection library
huffman
parents: 35765
diff changeset
  1199
  Nat_Int_Bij.inj_int_to_nat_bij  ~> inj_int_decode
a50237ec0ecd NEWS: Nat_Bijection library
huffman
parents: 35765
diff changeset
  1200
  Nat_Int_Bij.bij_nat_to_int_bij  ~> bij_int_encode
a50237ec0ecd NEWS: Nat_Bijection library
huffman
parents: 35765
diff changeset
  1201
  Nat_Int_Bij.bij_int_to_nat_bij  ~> bij_int_decode
a50237ec0ecd NEWS: Nat_Bijection library
huffman
parents: 35765
diff changeset
  1202
36929
6b8b4f519190 added some Sledgehammer news
blanchet
parents: 36928
diff changeset
  1203
* Sledgehammer:
6b8b4f519190 added some Sledgehammer news
blanchet
parents: 36928
diff changeset
  1204
  - Renamed ATP commands:
6b8b4f519190 added some Sledgehammer news
blanchet
parents: 36928
diff changeset
  1205
    atp_info     ~> sledgehammer running_atps
6b8b4f519190 added some Sledgehammer news
blanchet
parents: 36928
diff changeset
  1206
    atp_kill     ~> sledgehammer kill_atps
6b8b4f519190 added some Sledgehammer news
blanchet
parents: 36928
diff changeset
  1207
    atp_messages ~> sledgehammer messages
6b8b4f519190 added some Sledgehammer news
blanchet
parents: 36928
diff changeset
  1208
    atp_minimize ~> sledgehammer minimize
6b8b4f519190 added some Sledgehammer news
blanchet
parents: 36928
diff changeset
  1209
    print_atps   ~> sledgehammer available_atps
6b8b4f519190 added some Sledgehammer news
blanchet
parents: 36928
diff changeset
  1210
    INCOMPATIBILITY.
6b8b4f519190 added some Sledgehammer news
blanchet
parents: 36928
diff changeset
  1211
  - Added user's manual ("isabelle doc sledgehammer").
6b8b4f519190 added some Sledgehammer news
blanchet
parents: 36928
diff changeset
  1212
  - Added option syntax and "sledgehammer_params" to customize
6b8b4f519190 added some Sledgehammer news
blanchet
parents: 36928
diff changeset
  1213
    Sledgehammer's behavior.  See the manual for details.
6b8b4f519190 added some Sledgehammer news
blanchet
parents: 36928
diff changeset
  1214
  - Modified the Isar proof reconstruction code so that it produces
6b8b4f519190 added some Sledgehammer news
blanchet
parents: 36928
diff changeset
  1215
    direct proofs rather than proofs by contradiction.  (This feature
6b8b4f519190 added some Sledgehammer news
blanchet
parents: 36928
diff changeset
  1216
    is still experimental.)
6b8b4f519190 added some Sledgehammer news
blanchet
parents: 36928
diff changeset
  1217
  - Made Isar proof reconstruction work for SPASS, remote ATPs, and in
6b8b4f519190 added some Sledgehammer news
blanchet
parents: 36928
diff changeset
  1218
    full-typed mode.
6b8b4f519190 added some Sledgehammer news
blanchet
parents: 36928
diff changeset
  1219
  - Added support for TPTP syntax for SPASS via the "spass_tptp" ATP.
6b8b4f519190 added some Sledgehammer news
blanchet
parents: 36928
diff changeset
  1220
36928
637100169bc7 document Nitpick changes
blanchet
parents: 36903
diff changeset
  1221
* Nitpick:
637100169bc7 document Nitpick changes
blanchet
parents: 36903
diff changeset
  1222
  - Added and implemented "binary_ints" and "bits" options.
637100169bc7 document Nitpick changes
blanchet
parents: 36903
diff changeset
  1223
  - Added "std" option and implemented support for nonstandard models.
637100169bc7 document Nitpick changes
blanchet
parents: 36903
diff changeset
  1224
  - Added and implemented "finitize" option to improve the precision
637100169bc7 document Nitpick changes
blanchet
parents: 36903
diff changeset
  1225
    of infinite datatypes based on a monotonicity analysis.
637100169bc7 document Nitpick changes
blanchet
parents: 36903
diff changeset
  1226
  - Added support for quotient types.
637100169bc7 document Nitpick changes
blanchet
parents: 36903
diff changeset
  1227
  - Added support for "specification" and "ax_specification"
637100169bc7 document Nitpick changes
blanchet
parents: 36903
diff changeset
  1228
    constructs.
637100169bc7 document Nitpick changes
blanchet
parents: 36903
diff changeset
  1229
  - Added support for local definitions (for "function" and
637100169bc7 document Nitpick changes
blanchet
parents: 36903
diff changeset
  1230
    "termination" proofs).
637100169bc7 document Nitpick changes
blanchet
parents: 36903
diff changeset
  1231
  - Added support for term postprocessors.
637100169bc7 document Nitpick changes
blanchet
parents: 36903
diff changeset
  1232
  - Optimized "Multiset.multiset" and "FinFun.finfun".
637100169bc7 document Nitpick changes
blanchet
parents: 36903
diff changeset
  1233
  - Improved efficiency of "destroy_constrs" optimization.
637100169bc7 document Nitpick changes
blanchet
parents: 36903
diff changeset
  1234
  - Fixed soundness bugs related to "destroy_constrs" optimization and
637100169bc7 document Nitpick changes
blanchet
parents: 36903
diff changeset
  1235
    record getters.
37272
e0940e692abb update NEWS
blanchet
parents: 37264
diff changeset
  1236
  - Fixed soundness bug related to higher-order constructors.
e0940e692abb update NEWS
blanchet
parents: 37264
diff changeset
  1237
  - Fixed soundness bug when "full_descrs" is enabled.
36928
637100169bc7 document Nitpick changes
blanchet
parents: 36903
diff changeset
  1238
  - 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
  1239
  - Added "atoms" option.
36928
637100169bc7 document Nitpick changes
blanchet
parents: 36903
diff changeset
  1240
  - Added cache to speed up repeated Kodkod invocations on the same
637100169bc7 document Nitpick changes
blanchet
parents: 36903
diff changeset
  1241
    problems.
637100169bc7 document Nitpick changes
blanchet
parents: 36903
diff changeset
  1242
  - Renamed "MiniSatJNI", "zChaffJNI", "BerkMinAlloy", and
637100169bc7 document Nitpick changes
blanchet
parents: 36903
diff changeset
  1243
    "SAT4JLight" to "MiniSat_JNI", "zChaff_JNI", "BerkMin_Alloy", and
637100169bc7 document Nitpick changes
blanchet
parents: 36903
diff changeset
  1244
    "SAT4J_Light".  INCOMPATIBILITY.
637100169bc7 document Nitpick changes
blanchet
parents: 36903
diff changeset
  1245
  - Removed "skolemize", "uncurry", "sym_break", "flatten_prop",
637100169bc7 document Nitpick changes
blanchet
parents: 36903
diff changeset
  1246
    "sharing_depth", and "show_skolems" options.  INCOMPATIBILITY.
37264
8b931fb51cc6 removed "nitpick_intro" attribute -- Nitpick noew uses Spec_Rules instead
blanchet
parents: 37260
diff changeset
  1247
  - Removed "nitpick_intro" attribute.  INCOMPATIBILITY.
36928
637100169bc7 document Nitpick changes
blanchet
parents: 36903
diff changeset
  1248
37361
250f487b3034 Documented changes in induct, cases, and nominal_induct method.
berghofe
parents: 37352
diff changeset
  1249
* 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
  1250
  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
  1251
  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
  1252
  By default, the equalities generated by definitional instantiations
250f487b3034 Documented changes in induct, cases, and nominal_induct method.
berghofe
parents: 37352
diff changeset
  1253
  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
  1254
  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
  1255
  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
  1256
  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
  1257
  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
  1258
  INCOMPATIBILITY.
250f487b3034 Documented changes in induct, cases, and nominal_induct method.
berghofe
parents: 37352
diff changeset
  1259
33993
haftmann
parents: 33873
diff changeset
  1260
36828
6a47f043d498 collected NEWS updates for HOLCF
huffman
parents: 36811
diff changeset
  1261
*** HOLCF ***
6a47f043d498 collected NEWS updates for HOLCF
huffman
parents: 36811
diff changeset
  1262
6a47f043d498 collected NEWS updates for HOLCF
huffman
parents: 36811
diff changeset
  1263
* Variable names in lemmas generated by the domain package have
6a47f043d498 collected NEWS updates for HOLCF
huffman
parents: 36811
diff changeset
  1264
changed; the naming scheme is now consistent with the HOL datatype
6a47f043d498 collected NEWS updates for HOLCF
huffman
parents: 36811
diff changeset
  1265
package.  Some proof scripts may be affected, INCOMPATIBILITY.
6a47f043d498 collected NEWS updates for HOLCF
huffman
parents: 36811
diff changeset
  1266
6a47f043d498 collected NEWS updates for HOLCF
huffman
parents: 36811
diff changeset
  1267
* The domain package no longer defines the function "foo_copy" for
6a47f043d498 collected NEWS updates for HOLCF
huffman
parents: 36811
diff changeset
  1268
recursive domain "foo".  The reach lemma is now stated directly in
6a47f043d498 collected NEWS updates for HOLCF
huffman
parents: 36811
diff changeset
  1269
terms of "foo_take".  Lemmas and proofs that mention "foo_copy" must
6a47f043d498 collected NEWS updates for HOLCF
huffman
parents: 36811
diff changeset
  1270
be reformulated in terms of "foo_take", INCOMPATIBILITY.
6a47f043d498 collected NEWS updates for HOLCF
huffman
parents: 36811
diff changeset
  1271
6a47f043d498 collected NEWS updates for HOLCF
huffman
parents: 36811
diff changeset
  1272
* Most definedness lemmas generated by the domain package (previously
6a47f043d498 collected NEWS updates for HOLCF
huffman
parents: 36811
diff changeset
  1273
of the form "x ~= UU ==> foo$x ~= UU") now have an if-and-only-if form
6a47f043d498 collected NEWS updates for HOLCF
huffman
parents: 36811
diff changeset
  1274
like "foo$x = UU <-> x = UU", which works better as a simp rule.
37351
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
  1275
Proofs that used definedness lemmas as intro rules may break,
36828
6a47f043d498 collected NEWS updates for HOLCF
huffman
parents: 36811
diff changeset
  1276
potential INCOMPATIBILITY.
6a47f043d498 collected NEWS updates for HOLCF
huffman
parents: 36811
diff changeset
  1277
6a47f043d498 collected NEWS updates for HOLCF
huffman
parents: 36811
diff changeset
  1278
* Induction and casedist rules generated by the domain package now
6a47f043d498 collected NEWS updates for HOLCF
huffman
parents: 36811
diff changeset
  1279
declare proper case_names (one called "bottom", and one named for each
6a47f043d498 collected NEWS updates for HOLCF
huffman
parents: 36811
diff changeset
  1280
constructor).  INCOMPATIBILITY.
6a47f043d498 collected NEWS updates for HOLCF
huffman
parents: 36811
diff changeset
  1281
6a47f043d498 collected NEWS updates for HOLCF
huffman
parents: 36811
diff changeset
  1282
* For mutually-recursive domains, separate "reach" and "take_lemma"
6a47f043d498 collected NEWS updates for HOLCF
huffman
parents: 36811
diff changeset
  1283
rules are generated for each domain, INCOMPATIBILITY.
6a47f043d498 collected NEWS updates for HOLCF
huffman
parents: 36811
diff changeset
  1284
6a47f043d498 collected NEWS updates for HOLCF
huffman
parents: 36811
diff changeset
  1285
  foo_bar.reach       ~> foo.reach  bar.reach
6a47f043d498 collected NEWS updates for HOLCF
huffman
parents: 36811
diff changeset
  1286
  foo_bar.take_lemmas ~> foo.take_lemma  bar.take_lemma
6a47f043d498 collected NEWS updates for HOLCF
huffman
parents: 36811
diff changeset
  1287
6a47f043d498 collected NEWS updates for HOLCF
huffman
parents: 36811
diff changeset
  1288
* Some lemmas generated by the domain package have been renamed for
6a47f043d498 collected NEWS updates for HOLCF
huffman
parents: 36811
diff changeset
  1289
consistency with the datatype package, INCOMPATIBILITY.
6a47f043d498 collected NEWS updates for HOLCF
huffman
parents: 36811
diff changeset
  1290
6a47f043d498 collected NEWS updates for HOLCF
huffman
parents: 36811
diff changeset
  1291
  foo.ind        ~> foo.induct
6a47f043d498 collected NEWS updates for HOLCF
huffman
parents: 36811
diff changeset
  1292
  foo.finite_ind ~> foo.finite_induct
6a47f043d498 collected NEWS updates for HOLCF
huffman
parents: 36811
diff changeset
  1293
  foo.coind      ~> foo.coinduct
6a47f043d498 collected NEWS updates for HOLCF
huffman
parents: 36811
diff changeset
  1294
  foo.casedist   ~> foo.exhaust
6a47f043d498 collected NEWS updates for HOLCF
huffman
parents: 36811
diff changeset
  1295
  foo.exhaust    ~> foo.nchotomy
6a47f043d498 collected NEWS updates for HOLCF
huffman
parents: 36811
diff changeset
  1296
6a47f043d498 collected NEWS updates for HOLCF
huffman
parents: 36811
diff changeset
  1297
* For consistency with other definition packages, the fixrec package
6a47f043d498 collected NEWS updates for HOLCF
huffman
parents: 36811
diff changeset
  1298
now generates qualified theorem names, INCOMPATIBILITY.
6a47f043d498 collected NEWS updates for HOLCF
huffman
parents: 36811
diff changeset
  1299
6a47f043d498 collected NEWS updates for HOLCF
huffman
parents: 36811
diff changeset
  1300
  foo_simps  ~> foo.simps
6a47f043d498 collected NEWS updates for HOLCF
huffman
parents: 36811
diff changeset
  1301
  foo_unfold ~> foo.unfold
6a47f043d498 collected NEWS updates for HOLCF
huffman
parents: 36811
diff changeset
  1302
  foo_induct ~> foo.induct
6a47f043d498 collected NEWS updates for HOLCF
huffman
parents: 36811
diff changeset
  1303
37087
dd47971b9875 NEWS: removed fixrec_simp attribute
huffman
parents: 37020
diff changeset
  1304
* The "fixrec_simp" attribute has been removed.  The "fixrec_simp"
dd47971b9875 NEWS: removed fixrec_simp attribute
huffman
parents: 37020
diff changeset
  1305
method and internal fixrec proofs now use the default simpset instead.
dd47971b9875 NEWS: removed fixrec_simp attribute
huffman
parents: 37020
diff changeset
  1306
INCOMPATIBILITY.
dd47971b9875 NEWS: removed fixrec_simp attribute
huffman
parents: 37020
diff changeset
  1307
36828
6a47f043d498 collected NEWS updates for HOLCF
huffman
parents: 36811
diff changeset
  1308
* The "contlub" predicate has been removed.  Proof scripts should use
6a47f043d498 collected NEWS updates for HOLCF
huffman
parents: 36811
diff changeset
  1309
lemma contI2 in place of monocontlub2cont, INCOMPATIBILITY.
6a47f043d498 collected NEWS updates for HOLCF
huffman
parents: 36811
diff changeset
  1310
6a47f043d498 collected NEWS updates for HOLCF
huffman
parents: 36811
diff changeset
  1311
* The "admw" predicate has been removed, INCOMPATIBILITY.
6a47f043d498 collected NEWS updates for HOLCF
huffman
parents: 36811
diff changeset
  1312
6a47f043d498 collected NEWS updates for HOLCF
huffman
parents: 36811
diff changeset
  1313
* The constants cpair, cfst, and csnd have been removed in favor of
6a47f043d498 collected NEWS updates for HOLCF
huffman
parents: 36811
diff changeset
  1314
Pair, fst, and snd from Isabelle/HOL, INCOMPATIBILITY.
6a47f043d498 collected NEWS updates for HOLCF
huffman
parents: 36811
diff changeset
  1315
6a47f043d498 collected NEWS updates for HOLCF
huffman
parents: 36811
diff changeset
  1316
33993
haftmann
parents: 33873
diff changeset
  1317
*** ML ***
haftmann
parents: 33873
diff changeset
  1318
37351
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
  1319
* Antiquotations for basic formal entities:
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
  1320
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
  1321
    @{class NAME}         -- type class
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
  1322
    @{class_syntax NAME}  -- syntax representation of the above
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
  1323
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
  1324
    @{type_name NAME}     -- logical type
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
  1325
    @{type_abbrev NAME}   -- type abbreviation
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
  1326
    @{nonterminal NAME}   -- type of concrete syntactic category
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
  1327
    @{type_syntax NAME}   -- syntax representation of any of the above
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
  1328
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
  1329
    @{const_name NAME}    -- logical constant (INCOMPATIBILITY)
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
  1330
    @{const_abbrev NAME}  -- abbreviated constant
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
  1331
    @{const_syntax NAME}  -- syntax representation of any of the above
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
  1332
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
  1333
* Antiquotation @{syntax_const NAME} ensures that NAME refers to a raw
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
  1334
syntax constant (cf. 'syntax' command).
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
  1335
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
  1336
* Antiquotation @{make_string} inlines a function to print arbitrary
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
  1337
values similar to the ML toplevel.  The result is compiler dependent
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
  1338
and may fall back on "?" in certain situations.
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
  1339
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
  1340
* Diagnostic commands 'ML_val' and 'ML_command' may refer to
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
  1341
antiquotations @{Isar.state} and @{Isar.goal}.  This replaces impure
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
  1342
Isar.state() and Isar.goal(), which belong to the old TTY loop and do
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
  1343
not work with the asynchronous Isar document model.
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
  1344
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
  1345
* Configuration options now admit dynamic default values, depending on
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
  1346
the context or even global references.
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
  1347
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
  1348
* SHA1.digest digests strings according to SHA-1 (see RFC 3174).  It
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
  1349
uses an efficient external library if available (for Poly/ML).
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
  1350
37144
fd6308b4df72 misc updates for release;
wenzelm
parents: 37143
diff changeset
  1351
* Renamed some important ML structures, while keeping the old names
fd6308b4df72 misc updates for release;
wenzelm
parents: 37143
diff changeset
  1352
for some time as aliases within the structure Legacy:
fd6308b4df72 misc updates for release;
wenzelm
parents: 37143
diff changeset
  1353
fd6308b4df72 misc updates for release;
wenzelm
parents: 37143
diff changeset
  1354
  OuterKeyword  ~>  Keyword
fd6308b4df72 misc updates for release;
wenzelm
parents: 37143
diff changeset
  1355
  OuterLex      ~>  Token
fd6308b4df72 misc updates for release;
wenzelm
parents: 37143
diff changeset
  1356
  OuterParse    ~>  Parse
fd6308b4df72 misc updates for release;
wenzelm
parents: 37143
diff changeset
  1357
  OuterSyntax   ~>  Outer_Syntax
37216
3165bc303f66 modernized some structure names, keeping a few legacy aliases;
wenzelm
parents: 37158
diff changeset
  1358
  PrintMode     ~>  Print_Mode
37144
fd6308b4df72 misc updates for release;
wenzelm
parents: 37143
diff changeset
  1359
  SpecParse     ~>  Parse_Spec
37216
3165bc303f66 modernized some structure names, keeping a few legacy aliases;
wenzelm
parents: 37158
diff changeset
  1360
  ThyInfo       ~>  Thy_Info
3165bc303f66 modernized some structure names, keeping a few legacy aliases;
wenzelm
parents: 37158
diff changeset
  1361
  ThyLoad       ~>  Thy_Load
3165bc303f66 modernized some structure names, keeping a few legacy aliases;
wenzelm
parents: 37158
diff changeset
  1362
  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
  1363
  TypeInfer     ~>  Type_Infer
37144
fd6308b4df72 misc updates for release;
wenzelm
parents: 37143
diff changeset
  1364
fd6308b4df72 misc updates for release;
wenzelm
parents: 37143
diff changeset
  1365
Note that "open Legacy" simplifies porting of sources, but forgetting
fd6308b4df72 misc updates for release;
wenzelm
parents: 37143
diff changeset
  1366
to remove it again will complicate porting again in the future.
fd6308b4df72 misc updates for release;
wenzelm
parents: 37143
diff changeset
  1367
fd6308b4df72 misc updates for release;
wenzelm
parents: 37143
diff changeset
  1368
* Most operations that refer to a global context are named
fd6308b4df72 misc updates for release;
wenzelm
parents: 37143
diff changeset
  1369
accordingly, e.g. Simplifier.global_context or
fd6308b4df72 misc updates for release;
wenzelm
parents: 37143
diff changeset
  1370
ProofContext.init_global.  There are some situations where a global
fd6308b4df72 misc updates for release;
wenzelm
parents: 37143
diff changeset
  1371
context actually works, but under normal circumstances one needs to
fd6308b4df72 misc updates for release;
wenzelm
parents: 37143
diff changeset
  1372
pass the proper local context through the code!
fd6308b4df72 misc updates for release;
wenzelm
parents: 37143
diff changeset
  1373
fd6308b4df72 misc updates for release;
wenzelm
parents: 37143
diff changeset
  1374
* Discontinued old TheoryDataFun with its copy/init operation -- data
fd6308b4df72 misc updates for release;
wenzelm
parents: 37143
diff changeset
  1375
needs to be pure.  Functor Theory_Data_PP retains the traditional
fd6308b4df72 misc updates for release;
wenzelm
parents: 37143
diff changeset
  1376
Pretty.pp argument to merge, which is absent in the standard
fd6308b4df72 misc updates for release;
wenzelm
parents: 37143
diff changeset
  1377
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
  1378
37144
fd6308b4df72 misc updates for release;
wenzelm
parents: 37143
diff changeset
  1379
* Sorts.certify_sort and derived "cert" operations for types and terms
fd6308b4df72 misc updates for release;
wenzelm
parents: 37143
diff changeset
  1380
no longer minimize sorts.  Thus certification at the boundary of the
fd6308b4df72 misc updates for release;
wenzelm
parents: 37143
diff changeset
  1381
inference kernel becomes invariant under addition of class relations,
fd6308b4df72 misc updates for release;
wenzelm
parents: 37143
diff changeset
  1382
which is an important monotonicity principle.  Sorts are now minimized
fd6308b4df72 misc updates for release;
wenzelm
parents: 37143
diff changeset
  1383
in the syntax layer only, at the boundary between the end-user and the
fd6308b4df72 misc updates for release;
wenzelm
parents: 37143
diff changeset
  1384
system.  Subtle INCOMPATIBILITY, may have to use Sign.minimize_sort
fd6308b4df72 misc updates for release;
wenzelm
parents: 37143
diff changeset
  1385
explicitly in rare situations.
fd6308b4df72 misc updates for release;
wenzelm
parents: 37143
diff changeset
  1386
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
  1387
* 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
  1388
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
  1389
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
  1390
34076
e3daf3c07381 Subgoal.FOCUS (and variants): resulting goal state is normalized as usual for resolution;
wenzelm
parents: 34062
diff changeset
  1391
* 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
  1392
usual for resolution.  Rare INCOMPATIBILITY.
e3daf3c07381 Subgoal.FOCUS (and variants): resulting goal state is normalized as usual for resolution;
wenzelm
parents: 34062
diff changeset
  1393
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
  1394
* 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
  1395
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
  1396
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
  1397
37144
fd6308b4df72 misc updates for release;
wenzelm
parents: 37143
diff changeset
  1398
* Curried take and drop in library.ML; negative length is interpreted
fd6308b4df72 misc updates for release;
wenzelm
parents: 37143
diff changeset
  1399
as infinity (as in chop).  Subtle INCOMPATIBILITY.
36961
7b14afc02fc4 do not open Legacy by default;
wenzelm
parents: 36959
diff changeset
  1400
37351
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
  1401
* Proof terms: type substitutions on proof constants now use canonical
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
  1402
order of type variables.  INCOMPATIBILITY for tools working with proof
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
  1403
terms.
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
  1404
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
  1405
* Raw axioms/defs may no longer carry sort constraints, and raw defs
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
  1406
may no longer carry premises.  User-level specifications are
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
  1407
transformed accordingly by Thm.add_axiom/add_def.
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
  1408
33993
haftmann
parents: 33873
diff changeset
  1409
34238
b28be884edda discontinued special HOL_USEDIR_OPTIONS;
wenzelm
parents: 34170
diff changeset
  1410
*** System ***
b28be884edda discontinued special HOL_USEDIR_OPTIONS;
wenzelm
parents: 34170
diff changeset
  1411
b28be884edda discontinued special HOL_USEDIR_OPTIONS;
wenzelm
parents: 34170
diff changeset
  1412
* Discontinued special HOL_USEDIR_OPTIONS for the main HOL image;
b28be884edda discontinued special HOL_USEDIR_OPTIONS;
wenzelm
parents: 34170
diff changeset
  1413
ISABELLE_USEDIR_OPTIONS applies uniformly to all sessions.  Note that
b28be884edda discontinued special HOL_USEDIR_OPTIONS;
wenzelm
parents: 34170
diff changeset
  1414
proof terms are enabled unconditionally in the new HOL-Proofs image.
b28be884edda discontinued special HOL_USEDIR_OPTIONS;
wenzelm
parents: 34170
diff changeset
  1415
34255
2dd2547acb41 discontinued old ISABELLE and ISATOOL environment settings;
wenzelm
parents: 34238
diff changeset
  1416
* Discontinued old ISABELLE and ISATOOL environment settings (legacy
2dd2547acb41 discontinued old ISABELL