NEWS
author blanchet
Mon, 21 Feb 2011 10:44:19 +0100
changeset 41792 ff3cb0c418b7
parent 41734 d92cc39097e6
child 41846 b368a7aee46a
permissions -rw-r--r--
renamed "nitpick\_def" to "nitpick_unfold" to reflect its new semantics
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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ed941505cab7 Isabelle NEWS -- history of user-visible changes;
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New in this Isabelle version
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----------------------------
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*** General ***
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* Parallelization of nested Isar proofs is subject to
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Goal.parallel_proofs_threshold (default 100).  See also isabelle
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usedir option -Q.
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* Discontinued support for Poly/ML 5.2, which was the last version
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without proper multithreading and TimeLimit implementation.
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* Discontinued old lib/scripts/polyml-platform, which has been
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obsolete since Isabelle2009-2.
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*** HOL ***
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* Nitpick:
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  - Renamed attribute: nitpick_def ~> nitpick_unfold.
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    INCOMPATIBILITY.
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* Sledgehammer:
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  - sledgehammer available_provers ~> sledgehammer supported_provers
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    INCOMPATIBILITY.
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ab3f6d76fb23 available_provers ~> supported_provers (for clarity)
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*** Document preparation ***
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e29ea98a76ce term style 'isub': ad-hoc subscripting of variables that end with digits (x1, x23, ...)
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* New term style "isub" as ad-hoc conversion of variables x1, y23 into
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subscripted form x\<^isub>1, y\<^isub>2\<^isub>3.
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New in Isabelle2011 (January 2011)
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----------------------------------
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*** General ***
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* Experimental Prover IDE based on Isabelle/Scala and jEdit (see
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src/Tools/jEdit).  This also serves as IDE for Isabelle/ML, with
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useful tooltips and hyperlinks produced from its static analysis.  The
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bundled component provides an executable Isabelle tool that can be run
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like this:
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  Isabelle2011/bin/isabelle jedit
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* Significantly improved Isabelle/Isar implementation manual.
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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/Isabelle2011),
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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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* 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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* Theory loader: source files are primarily located via the master
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directory of each theory node (where the .thy file itself resides).
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The global load path is still partially available as legacy feature.
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Minor INCOMPATIBILITY due to subtle change in file lookup: use
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explicit paths, relatively to the theory.
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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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* Support for real valued preferences (with approximative PGIP type):
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front-ends need to accept "pgint" values in float notation.
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INCOMPATIBILITY.
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* The IsabelleText font now includes Cyrillic, Hebrew, Arabic from
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DejaVu Sans.
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* Discontinued support for Poly/ML 5.0 and 5.1 versions.
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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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   149
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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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41435
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* Locale interpretation commands 'interpret' and 'sublocale' accept
12585dfb86fe Diagnostic command to show locale dependencies.
ballarin
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lists of equations to map definitions in a locale to appropriate
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   155
entities in the context of the interpretation.  The 'interpretation'
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command already provided this functionality.
12585dfb86fe Diagnostic command to show locale dependencies.
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* Diagnostic command 'print_dependencies' prints the locale instances
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   159
that would be activated if the specified expression was interpreted in
69982744c427 misc tuning for release;
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the current context.  Variant "print_dependencies!" assumes a context
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without interpretations.
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   162
2c1913d1b945 Documentation of 'interpret' updated.
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* Diagnostic command 'print_interps' prints interpretations in proofs
2c1913d1b945 Documentation of 'interpret' updated.
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in addition to interpretations in theories.
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   165
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* Discontinued obsolete 'global' and 'local' commands to manipulate
8915e3ce8655 discontinued obsolete 'global' and 'local' commands;
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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
39215
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'definition' instead.
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   173
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* The "prems" fact, which refers to the accidental collection of
c209d9f4090a global "prems" is legacy feature;
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foundational premises in the context, is now explicitly marked as
41594
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legacy feature and will be discontinued soon.  Consider using "assms"
69982744c427 misc tuning for release;
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of the head statement or reference facts by explicit names.
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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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37387
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*** HOL ***
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* Coercive subtyping: functions can be declared as coercions and type
69982744c427 misc tuning for release;
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inference will add them as necessary upon input of a term.  Theory
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   190
Complex_Main declares real :: nat => real and real :: int => real as
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coercions. A coercion function f is declared like this:
40939
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2c150063cd4d setup subtyping/coercions once in HOL.thy, but enable it only later via configuration option;
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  declare [[coercion f]]
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To lift coercions through type constructors (e.g. from nat => real to
40866
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nat list => real list), map functions can be declared, e.g.
ff53be502133 coercions
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  declare [[coercion_map map]]
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2c150063cd4d setup subtyping/coercions once in HOL.thy, but enable it only later via configuration option;
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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
40939
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other theories like this:
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2c150063cd4d setup subtyping/coercions once in HOL.thy, but enable it only later via configuration option;
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  declare [[coercion_enabled]]
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   206
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* Command 'partial_function' provides basic support for recursive
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   208
function definitions over complete partial orders.  Concrete instances
40183
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   209
are provided for i) the option type, ii) tail recursion on arbitrary
41571
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types, and iii) the heap monad of Imperative_HOL.  See
19017138241c misc tuning for release;
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src/HOL/ex/Fundefs.thy and src/HOL/Imperative_HOL/ex/Linked_Lists.thy
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for examples.
40183
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* Function package: f.psimps rules are no longer implicitly declared
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as [simp].  INCOMPATIBILITY.
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f2bb6541f532 tuned order of NEWS
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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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   219
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* Inductive package: now offers command 'inductive_simps' to
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   221
automatically derive instantiated and simplified equations for
69982744c427 misc tuning for release;
wenzelm
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   222
inductive predicates, similar to 'inductive_cases'.
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   223
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   224
* Command 'enriched_type' allows to register properties of the
19017138241c misc tuning for release;
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   225
functorial structure of types.
39771
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parents: 39754
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   226
39644
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* Improved infrastructure for term evaluation using code generator
ad436fa9fc5b CONTRIBUTORS and NEWS
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   228
techniques, in particular static evaluation conversions.
ad436fa9fc5b CONTRIBUTORS and NEWS
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* Code generator: Scala (2.8 or higher) has been added to the target
69982744c427 misc tuning for release;
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   231
languages.
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   232
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* Code generator: globbing constant expressions "*" and "Theory.*"
f2bb6541f532 tuned order of NEWS
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   234
have been replaced by the more idiomatic "_" and "Theory._".
f2bb6541f532 tuned order of NEWS
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   235
INCOMPATIBILITY.
f2bb6541f532 tuned order of NEWS
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   236
f2bb6541f532 tuned order of NEWS
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* Code generator: export_code without explicit file declaration prints
f2bb6541f532 tuned order of NEWS
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parents: 41397
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   238
to standard output.  INCOMPATIBILITY.
f2bb6541f532 tuned order of NEWS
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   239
f2bb6541f532 tuned order of NEWS
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   240
* Code generator: do not print function definitions for case
f2bb6541f532 tuned order of NEWS
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   241
combinators any longer.
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   242
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* Code generator: simplification with rules determined with
41571
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src/Tools/Code/code_simp.ML and method "code_simp".
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   245
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   246
* Code generator for records: more idiomatic representation of record
40948
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   247
types.  Warning: records are not covered by ancient SML code
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   248
generation any longer.  INCOMPATIBILITY.  In cases of need, a suitable
ad8535384c34 minor tuning for release;
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   249
rep_datatype declaration helps to succeed then:
38537
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6a78c972de27 more helpful NEWS entry
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  record 'a foo = ...
6a78c972de27 more helpful NEWS entry
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  ...
6a78c972de27 more helpful NEWS entry
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  rep_datatype foo_ext ...
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41594
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   255
* Records: logical foundation type for records does not carry a
69982744c427 misc tuning for release;
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   256
'_type' suffix any longer (obsolete due to authentic syntax).
69982744c427 misc tuning for release;
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   257
INCOMPATIBILITY.
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wenzelm
parents: 41574
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   258
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   259
* Quickcheck now by default uses exhaustive testing instead of random
41571
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   260
testing.  Random testing can be invoked by "quickcheck [random]",
19017138241c misc tuning for release;
wenzelm
parents: 41512
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   261
exhaustive testing by "quickcheck [exhaustive]".
41398
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   262
f2bb6541f532 tuned order of NEWS
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* Quickcheck instantiates polymorphic types with small finite
f2bb6541f532 tuned order of NEWS
haftmann
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diff changeset
   264
datatypes by default. This enables a simple execution mechanism to
f2bb6541f532 tuned order of NEWS
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   265
handle quantifiers and function equality over the finite datatypes.
f2bb6541f532 tuned order of NEWS
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   266
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* Quickcheck random generator has been renamed from "code" to
19017138241c misc tuning for release;
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   268
"random".  INCOMPATIBILITY.
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parents: 41397
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   269
f2bb6541f532 tuned order of NEWS
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   270
* Quickcheck now has a configurable time limit which is set to 30
f2bb6541f532 tuned order of NEWS
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   271
seconds by default. This can be changed by adding [timeout = n] to the
f2bb6541f532 tuned order of NEWS
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   272
quickcheck command. The time limit for Auto Quickcheck is still set
f2bb6541f532 tuned order of NEWS
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   273
independently.
38461
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   274
75fc4087764e NEWS and CONTRIBUTORS
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   275
* Quickcheck in locales considers interpretations of that locale for
75fc4087764e NEWS and CONTRIBUTORS
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   276
counter example search.
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   277
40059
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blanchet
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* Sledgehammer:
41571
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  - Added "smt" and "remote_smt" provers based on the "smt" proof
19017138241c misc tuning for release;
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    method. See the Sledgehammer manual for details ("isabelle doc
19017138241c misc tuning for release;
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   281
    sledgehammer").
40059
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   282
  - Renamed commands:
6ad9081665db use consistent terminology in Sledgehammer: "prover = ATP or SMT solver or ..."
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   283
    sledgehammer atp_info ~> sledgehammer running_provers
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    sledgehammer atp_kill ~> sledgehammer kill_provers
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   285
    sledgehammer available_atps ~> sledgehammer available_provers
6ad9081665db use consistent terminology in Sledgehammer: "prover = ATP or SMT solver or ..."
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   286
    INCOMPATIBILITY.
6ad9081665db use consistent terminology in Sledgehammer: "prover = ATP or SMT solver or ..."
blanchet
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diff changeset
   287
  - Renamed options:
6ad9081665db use consistent terminology in Sledgehammer: "prover = ATP or SMT solver or ..."
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   288
    sledgehammer [atps = ...] ~> sledgehammer [provers = ...]
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   289
    sledgehammer [atp = ...] ~> sledgehammer [prover = ...]
40341
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blanchet
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   290
    sledgehammer [timeout = 77 s] ~> sledgehammer [timeout = 77]
03156257040f standardize on seconds for Nitpick and Sledgehammer timeouts
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   291
    (and "ms" and "min" are no longer supported)
03156257040f standardize on seconds for Nitpick and Sledgehammer timeouts
blanchet
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    INCOMPATIBILITY.
03156257040f standardize on seconds for Nitpick and Sledgehammer timeouts
blanchet
parents: 40318
diff changeset
   293
03156257040f standardize on seconds for Nitpick and Sledgehammer timeouts
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   294
* Nitpick:
03156257040f standardize on seconds for Nitpick and Sledgehammer timeouts
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   295
  - Renamed options:
03156257040f standardize on seconds for Nitpick and Sledgehammer timeouts
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   296
    nitpick [timeout = 77 s] ~> nitpick [timeout = 77]
03156257040f standardize on seconds for Nitpick and Sledgehammer timeouts
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    nitpick [tac_timeout = 777 ms] ~> nitpick [tac_timeout = 0.777]
40059
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    INCOMPATIBILITY.
40725
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   299
  - Added support for partial quotient types.
02b3fab953c9 document changes in Nitpick and MESON/Metis
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  - Added local versions of the "Nitpick.register_xxx" functions.
02b3fab953c9 document changes in Nitpick and MESON/Metis
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diff changeset
   301
  - Added "whack" option.
02b3fab953c9 document changes in Nitpick and MESON/Metis
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   302
  - Allow registration of quotient types as codatatypes.
02b3fab953c9 document changes in Nitpick and MESON/Metis
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diff changeset
   303
  - Improved "merge_type_vars" option to merge more types.
02b3fab953c9 document changes in Nitpick and MESON/Metis
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diff changeset
   304
  - Removed unsound "fast_descrs" option.
02b3fab953c9 document changes in Nitpick and MESON/Metis
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diff changeset
   305
  - Added custom symmetry breaking for datatypes, making it possible to reach
02b3fab953c9 document changes in Nitpick and MESON/Metis
blanchet
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diff changeset
   306
    higher cardinalities.
02b3fab953c9 document changes in Nitpick and MESON/Metis
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diff changeset
   307
  - Prevent the expansion of too large definitions.
39957
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blanchet
parents: 39910
diff changeset
   308
41571
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   309
* Proof methods "metis" and "meson" now have configuration options
19017138241c misc tuning for release;
wenzelm
parents: 41512
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   310
"meson_trace", "metis_trace", and "metis_verbose" that can be enabled
19017138241c misc tuning for release;
wenzelm
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diff changeset
   311
to diagnose these tools. E.g.
19017138241c misc tuning for release;
wenzelm
parents: 41512
diff changeset
   312
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   313
    using [[metis_trace = true]]
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diff changeset
   314
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   315
* Auto Solve: Renamed "Auto Solve Direct".  The tool is now available
f2bb6541f532 tuned order of NEWS
haftmann
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diff changeset
   316
manually as command 'solve_direct'.
f2bb6541f532 tuned order of NEWS
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diff changeset
   317
41601
fda8511006f9 made Z3 the default SMT solver again
boehmes
parents: 41597
diff changeset
   318
* The default SMT solver Z3 must be enabled explicitly (due to
fda8511006f9 made Z3 the default SMT solver again
boehmes
parents: 41597
diff changeset
   319
licensing issues) by setting the environment variable
41603
wenzelm
parents: 41601
diff changeset
   320
Z3_NON_COMMERCIAL in etc/settings of the component, for example.  For
wenzelm
parents: 41601
diff changeset
   321
commercial applications, the SMT solver CVC3 is provided as fall-back;
wenzelm
parents: 41601
diff changeset
   322
changing the SMT solver is done via the configuration option
wenzelm
parents: 41601
diff changeset
   323
"smt_solver".
41432
3214c39777ab differentiate between local and remote SMT solvers (e.g., "z3" vs. "remote_z3");
boehmes
parents: 41430
diff changeset
   324
3214c39777ab differentiate between local and remote SMT solvers (e.g., "z3" vs. "remote_z3");
boehmes
parents: 41430
diff changeset
   325
* Remote SMT solvers need to be referred to by the "remote_" prefix,
41571
19017138241c misc tuning for release;
wenzelm
parents: 41512
diff changeset
   326
i.e. "remote_cvc3" and "remote_z3".
19017138241c misc tuning for release;
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parents: 41512
diff changeset
   327
19017138241c misc tuning for release;
wenzelm
parents: 41512
diff changeset
   328
* Added basic SMT support for datatypes, records, and typedefs using
19017138241c misc tuning for release;
wenzelm
parents: 41512
diff changeset
   329
the oracle mode (no proofs).  Direct support of pairs has been dropped
19017138241c misc tuning for release;
wenzelm
parents: 41512
diff changeset
   330
in exchange (pass theorems fst_conv snd_conv pair_collapse to the SMT
19017138241c misc tuning for release;
wenzelm
parents: 41512
diff changeset
   331
support for a similar behavior).  Minor INCOMPATIBILITY.
41432
3214c39777ab differentiate between local and remote SMT solvers (e.g., "z3" vs. "remote_z3");
boehmes
parents: 41430
diff changeset
   332
40162
7f58a9a843c2 joined setup of SMT solvers in one place; turned Z3-specific options into SMT options (renamed configuration options from z3_* to smt_*); more detailed SMT exception; improved SMT filter interface
boehmes
parents: 40128
diff changeset
   333
* Changed SMT configuration options:
7f58a9a843c2 joined setup of SMT solvers in one place; turned Z3-specific options into SMT options (renamed configuration options from z3_* to smt_*); more detailed SMT exception; improved SMT filter interface
boehmes
parents: 40128
diff changeset
   334
  - Renamed:
41432
3214c39777ab differentiate between local and remote SMT solvers (e.g., "z3" vs. "remote_z3");
boehmes
parents: 41430
diff changeset
   335
    z3_proofs ~> smt_oracle (with inverted meaning)
40162
7f58a9a843c2 joined setup of SMT solvers in one place; turned Z3-specific options into SMT options (renamed configuration options from z3_* to smt_*); more detailed SMT exception; improved SMT filter interface
boehmes
parents: 40128
diff changeset
   336
    z3_trace_assms ~> smt_trace_used_facts
7f58a9a843c2 joined setup of SMT solvers in one place; turned Z3-specific options into SMT options (renamed configuration options from z3_* to smt_*); more detailed SMT exception; improved SMT filter interface
boehmes
parents: 40128
diff changeset
   337
    INCOMPATIBILITY.
7f58a9a843c2 joined setup of SMT solvers in one place; turned Z3-specific options into SMT options (renamed configuration options from z3_* to smt_*); more detailed SMT exception; improved SMT filter interface
boehmes
parents: 40128
diff changeset
   338
  - Added:
40424
7550b2cba1cb better modularization: moved SMT configuration options and diagnostics as well as SMT failure and exception into separate structures (both of which are loaded first and consequently are available to other SMT structures)
boehmes
parents: 40388
diff changeset
   339
    smt_verbose
41432
3214c39777ab differentiate between local and remote SMT solvers (e.g., "z3" vs. "remote_z3");
boehmes
parents: 41430
diff changeset
   340
    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)
boehmes
parents: 40388
diff changeset
   341
    smt_datatypes
41432
3214c39777ab differentiate between local and remote SMT solvers (e.g., "z3" vs. "remote_z3");
boehmes
parents: 41430
diff changeset
   342
    smt_infer_triggers
3214c39777ab differentiate between local and remote SMT solvers (e.g., "z3" vs. "remote_z3");
boehmes
parents: 41430
diff changeset
   343
    smt_monomorph_limit
40162
7f58a9a843c2 joined setup of SMT solvers in one place; turned Z3-specific options into SMT options (renamed configuration options from z3_* to smt_*); more detailed SMT exception; improved SMT filter interface
boehmes
parents: 40128
diff changeset
   344
    cvc3_options
41432
3214c39777ab differentiate between local and remote SMT solvers (e.g., "z3" vs. "remote_z3");
boehmes
parents: 41430
diff changeset
   345
    remote_cvc3_options
3214c39777ab differentiate between local and remote SMT solvers (e.g., "z3" vs. "remote_z3");
boehmes
parents: 41430
diff changeset
   346
    remote_z3_options
40162
7f58a9a843c2 joined setup of SMT solvers in one place; turned Z3-specific options into SMT options (renamed configuration options from z3_* to smt_*); more detailed SMT exception; improved SMT filter interface
boehmes
parents: 40128
diff changeset
   347
    yices_options
39957
2f2d90cc31a2 document latest changes to Meson/Metis/Sledgehammer
blanchet
parents: 39910
diff changeset
   348
40948
ad8535384c34 minor tuning for release;
wenzelm
parents: 40947
diff changeset
   349
* Boogie output files (.b2i files) need to be declared in the theory
ad8535384c34 minor tuning for release;
wenzelm
parents: 40947
diff changeset
   350
header.
40580
0592d3a39c08 require the b2i file ending in the boogie_open command (for consistency with the theory header)
boehmes
parents: 40424
diff changeset
   351
41594
69982744c427 misc tuning for release;
wenzelm
parents: 41574
diff changeset
   352
* Simplification procedure "list_to_set_comprehension" rewrites list
69982744c427 misc tuning for release;
wenzelm
parents: 41574
diff changeset
   353
comprehensions applied to List.set to set comprehensions.  Occasional
69982744c427 misc tuning for release;
wenzelm
parents: 41574
diff changeset
   354
INCOMPATIBILITY, may be deactivated like this:
69982744c427 misc tuning for release;
wenzelm
parents: 41574
diff changeset
   355
69982744c427 misc tuning for release;
wenzelm
parents: 41574
diff changeset
   356
  declare [[simproc del: list_to_set_comprehension]]
69982744c427 misc tuning for release;
wenzelm
parents: 41574
diff changeset
   357
41573
7a3181986004 misc updates for release;
wenzelm
parents: 41572
diff changeset
   358
* Removed old version of primrec package.  INCOMPATIBILITY.
41398
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haftmann
parents: 41397
diff changeset
   359
f2bb6541f532 tuned order of NEWS
haftmann
parents: 41397
diff changeset
   360
* Removed simplifier congruence rule of "prod_case", as has for long
f2bb6541f532 tuned order of NEWS
haftmann
parents: 41397
diff changeset
   361
been the case with "split".  INCOMPATIBILITY.
f2bb6541f532 tuned order of NEWS
haftmann
parents: 41397
diff changeset
   362
f2bb6541f532 tuned order of NEWS
haftmann
parents: 41397
diff changeset
   363
* String.literal is a type, but not a datatype.  INCOMPATIBILITY.
f2bb6541f532 tuned order of NEWS
haftmann
parents: 41397
diff changeset
   364
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
   365
* 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
   366
[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
   367
41571
19017138241c misc tuning for release;
wenzelm
parents: 41512
diff changeset
   368
* Predicate "sorted" now defined inductively, with nice induction
19017138241c misc tuning for release;
wenzelm
parents: 41512
diff changeset
   369
rules.  INCOMPATIBILITY: former sorted.simps now named sorted_simps.
41398
f2bb6541f532 tuned order of NEWS
haftmann
parents: 41397
diff changeset
   370
f2bb6541f532 tuned order of NEWS
haftmann
parents: 41397
diff changeset
   371
* Constant "contents" renamed to "the_elem", to free the generic name
f2bb6541f532 tuned order of NEWS
haftmann
parents: 41397
diff changeset
   372
contents for other uses.  INCOMPATIBILITY.
f2bb6541f532 tuned order of NEWS
haftmann
parents: 41397
diff changeset
   373
f2bb6541f532 tuned order of NEWS
haftmann
parents: 41397
diff changeset
   374
* Renamed class eq and constant eq (for code generation) to class
f2bb6541f532 tuned order of NEWS
haftmann
parents: 41397
diff changeset
   375
equal and constant equal, plus renaming of related facts and various
f2bb6541f532 tuned order of NEWS
haftmann
parents: 41397
diff changeset
   376
tuning.  INCOMPATIBILITY.
f2bb6541f532 tuned order of NEWS
haftmann
parents: 41397
diff changeset
   377
f2bb6541f532 tuned order of NEWS
haftmann
parents: 41397
diff changeset
   378
* Dropped type classes mult_mono and mult_mono1.  INCOMPATIBILITY.
f2bb6541f532 tuned order of NEWS
haftmann
parents: 41397
diff changeset
   379
41571
19017138241c misc tuning for release;
wenzelm
parents: 41512
diff changeset
   380
* Removed output syntax "'a ~=> 'b" for "'a => 'b option".
19017138241c misc tuning for release;
wenzelm
parents: 41512
diff changeset
   381
INCOMPATIBILITY.
41398
f2bb6541f532 tuned order of NEWS
haftmann
parents: 41397
diff changeset
   382
f2bb6541f532 tuned order of NEWS
haftmann
parents: 41397
diff changeset
   383
* Renamed theory Fset to Cset, type Fset.fset to Cset.set, in order to
f2bb6541f532 tuned order of NEWS
haftmann
parents: 41397
diff changeset
   384
avoid confusion with finite sets.  INCOMPATIBILITY.
f2bb6541f532 tuned order of NEWS
haftmann
parents: 41397
diff changeset
   385
f2bb6541f532 tuned order of NEWS
haftmann
parents: 41397
diff changeset
   386
* Abandoned locales equiv, congruent and congruent2 for equivalence
f2bb6541f532 tuned order of NEWS
haftmann
parents: 41397
diff changeset
   387
relations.  INCOMPATIBILITY: use equivI rather than equiv_intro (same
f2bb6541f532 tuned order of NEWS
haftmann
parents: 41397
diff changeset
   388
for congruent(2)).
f2bb6541f532 tuned order of NEWS
haftmann
parents: 41397
diff changeset
   389
f2bb6541f532 tuned order of NEWS
haftmann
parents: 41397
diff changeset
   390
* Some previously unqualified names have been qualified:
f2bb6541f532 tuned order of NEWS
haftmann
parents: 41397
diff changeset
   391
f2bb6541f532 tuned order of NEWS
haftmann
parents: 41397
diff changeset
   392
  types
f2bb6541f532 tuned order of NEWS
haftmann
parents: 41397
diff changeset
   393
    bool ~> HOL.bool
f2bb6541f532 tuned order of NEWS
haftmann
parents: 41397
diff changeset
   394
    nat ~> Nat.nat
f2bb6541f532 tuned order of NEWS
haftmann
parents: 41397
diff changeset
   395
f2bb6541f532 tuned order of NEWS
haftmann
parents: 41397
diff changeset
   396
  constants
f2bb6541f532 tuned order of NEWS
haftmann
parents: 41397
diff changeset
   397
    Trueprop ~> HOL.Trueprop
f2bb6541f532 tuned order of NEWS
haftmann
parents: 41397
diff changeset
   398
    True ~> HOL.True
f2bb6541f532 tuned order of NEWS
haftmann
parents: 41397
diff changeset
   399
    False ~> HOL.False
f2bb6541f532 tuned order of NEWS
haftmann
parents: 41397
diff changeset
   400
    op & ~> HOL.conj
f2bb6541f532 tuned order of NEWS
haftmann
parents: 41397
diff changeset
   401
    op | ~> HOL.disj
f2bb6541f532 tuned order of NEWS
haftmann
parents: 41397
diff changeset
   402
    op --> ~> HOL.implies
f2bb6541f532 tuned order of NEWS
haftmann
parents: 41397
diff changeset
   403
    op = ~> HOL.eq
f2bb6541f532 tuned order of NEWS
haftmann
parents: 41397
diff changeset
   404
    Not ~> HOL.Not
f2bb6541f532 tuned order of NEWS
haftmann
parents: 41397
diff changeset
   405
    The ~> HOL.The
f2bb6541f532 tuned order of NEWS
haftmann
parents: 41397
diff changeset
   406
    All ~> HOL.All
f2bb6541f532 tuned order of NEWS
haftmann
parents: 41397
diff changeset
   407
    Ex ~> HOL.Ex
f2bb6541f532 tuned order of NEWS
haftmann
parents: 41397
diff changeset
   408
    Ex1 ~> HOL.Ex1
f2bb6541f532 tuned order of NEWS
haftmann
parents: 41397
diff changeset
   409
    Let ~> HOL.Let
f2bb6541f532 tuned order of NEWS
haftmann
parents: 41397
diff changeset
   410
    If ~> HOL.If
f2bb6541f532 tuned order of NEWS
haftmann
parents: 41397
diff changeset
   411
    Ball ~> Set.Ball
f2bb6541f532 tuned order of NEWS
haftmann
parents: 41397
diff changeset
   412
    Bex ~> Set.Bex
f2bb6541f532 tuned order of NEWS
haftmann
parents: 41397
diff changeset
   413
    Suc ~> Nat.Suc
f2bb6541f532 tuned order of NEWS
haftmann
parents: 41397
diff changeset
   414
    Pair ~> Product_Type.Pair
f2bb6541f532 tuned order of NEWS
haftmann
parents: 41397
diff changeset
   415
    fst ~> Product_Type.fst
f2bb6541f532 tuned order of NEWS
haftmann
parents: 41397
diff changeset
   416
    snd ~> Product_Type.snd
f2bb6541f532 tuned order of NEWS
haftmann
parents: 41397
diff changeset
   417
    curry ~> Product_Type.curry
f2bb6541f532 tuned order of NEWS
haftmann
parents: 41397
diff changeset
   418
    op : ~> Set.member
f2bb6541f532 tuned order of NEWS
haftmann
parents: 41397
diff changeset
   419
    Collect ~> Set.Collect
f2bb6541f532 tuned order of NEWS
haftmann
parents: 41397
diff changeset
   420
f2bb6541f532 tuned order of NEWS
haftmann
parents: 41397
diff changeset
   421
INCOMPATIBILITY.
f2bb6541f532 tuned order of NEWS
haftmann
parents: 41397
diff changeset
   422
f2bb6541f532 tuned order of NEWS
haftmann
parents: 41397
diff changeset
   423
* More canonical naming convention for some fundamental definitions:
f2bb6541f532 tuned order of NEWS
haftmann
parents: 41397
diff changeset
   424
f2bb6541f532 tuned order of NEWS
haftmann
parents: 41397
diff changeset
   425
    bot_bool_eq ~> bot_bool_def
f2bb6541f532 tuned order of NEWS
haftmann
parents: 41397
diff changeset
   426
    top_bool_eq ~> top_bool_def
f2bb6541f532 tuned order of NEWS
haftmann
parents: 41397
diff changeset
   427
    inf_bool_eq ~> inf_bool_def
f2bb6541f532 tuned order of NEWS
haftmann
parents: 41397
diff changeset
   428
    sup_bool_eq ~> sup_bool_def
f2bb6541f532 tuned order of NEWS
haftmann
parents: 41397
diff changeset
   429
    bot_fun_eq  ~> bot_fun_def
f2bb6541f532 tuned order of NEWS
haftmann
parents: 41397
diff changeset
   430
    top_fun_eq  ~> top_fun_def
f2bb6541f532 tuned order of NEWS
haftmann
parents: 41397
diff changeset
   431
    inf_fun_eq  ~> inf_fun_def
f2bb6541f532 tuned order of NEWS
haftmann
parents: 41397
diff changeset
   432
    sup_fun_eq  ~> sup_fun_def
f2bb6541f532 tuned order of NEWS
haftmann
parents: 41397
diff changeset
   433
f2bb6541f532 tuned order of NEWS
haftmann
parents: 41397
diff changeset
   434
INCOMPATIBILITY.
f2bb6541f532 tuned order of NEWS
haftmann
parents: 41397
diff changeset
   435
f2bb6541f532 tuned order of NEWS
haftmann
parents: 41397
diff changeset
   436
* More stylized fact names:
f2bb6541f532 tuned order of NEWS
haftmann
parents: 41397
diff changeset
   437
f2bb6541f532 tuned order of NEWS
haftmann
parents: 41397
diff changeset
   438
  expand_fun_eq ~> fun_eq_iff
f2bb6541f532 tuned order of NEWS
haftmann
parents: 41397
diff changeset
   439
  expand_set_eq ~> set_eq_iff
f2bb6541f532 tuned order of NEWS
haftmann
parents: 41397
diff changeset
   440
  set_ext       ~> set_eqI
f2bb6541f532 tuned order of NEWS
haftmann
parents: 41397
diff changeset
   441
  nat_number    ~> eval_nat_numeral
f2bb6541f532 tuned order of NEWS
haftmann
parents: 41397
diff changeset
   442
f2bb6541f532 tuned order of NEWS
haftmann
parents: 41397
diff changeset
   443
INCOMPATIBILITY.
f2bb6541f532 tuned order of NEWS
haftmann
parents: 41397
diff changeset
   444
41571
19017138241c misc tuning for release;
wenzelm
parents: 41512
diff changeset
   445
* Refactoring of code-generation specific operations in theory List:
41398
f2bb6541f532 tuned order of NEWS
haftmann
parents: 41397
diff changeset
   446
f2bb6541f532 tuned order of NEWS
haftmann
parents: 41397
diff changeset
   447
  constants
f2bb6541f532 tuned order of NEWS
haftmann
parents: 41397
diff changeset
   448
    null ~> List.null
f2bb6541f532 tuned order of NEWS
haftmann
parents: 41397
diff changeset
   449
f2bb6541f532 tuned order of NEWS
haftmann
parents: 41397
diff changeset
   450
  facts
f2bb6541f532 tuned order of NEWS
haftmann
parents: 41397
diff changeset
   451
    mem_iff ~> member_def
f2bb6541f532 tuned order of NEWS
haftmann
parents: 41397
diff changeset
   452
    null_empty ~> null_def
f2bb6541f532 tuned order of NEWS
haftmann
parents: 41397
diff changeset
   453
f2bb6541f532 tuned order of NEWS
haftmann
parents: 41397
diff changeset
   454
INCOMPATIBILITY.  Note that these were not supposed to be used
f2bb6541f532 tuned order of NEWS
haftmann
parents: 41397
diff changeset
   455
regularly unless for striking reasons; their main purpose was code
f2bb6541f532 tuned order of NEWS
haftmann
parents: 41397
diff changeset
   456
generation.
f2bb6541f532 tuned order of NEWS
haftmann
parents: 41397
diff changeset
   457
f2bb6541f532 tuned order of NEWS
haftmann
parents: 41397
diff changeset
   458
Various operations from the Haskell prelude are used for generating
f2bb6541f532 tuned order of NEWS
haftmann
parents: 41397
diff changeset
   459
Haskell code.
f2bb6541f532 tuned order of NEWS
haftmann
parents: 41397
diff changeset
   460
41571
19017138241c misc tuning for release;
wenzelm
parents: 41512
diff changeset
   461
* Term "bij f" is now an abbreviation of "bij_betw f UNIV UNIV".  Term
19017138241c misc tuning for release;
wenzelm
parents: 41512
diff changeset
   462
"surj f" is now an abbreviation of "range f = UNIV".  The theorems
19017138241c misc tuning for release;
wenzelm
parents: 41512
diff changeset
   463
bij_def and surj_def are unchanged.  INCOMPATIBILITY.
41398
f2bb6541f532 tuned order of NEWS
haftmann
parents: 41397
diff changeset
   464
f2bb6541f532 tuned order of NEWS
haftmann
parents: 41397
diff changeset
   465
* Abolished some non-alphabetic type names: "prod" and "sum" replace
f2bb6541f532 tuned order of NEWS
haftmann
parents: 41397
diff changeset
   466
"*" and "+" respectively.  INCOMPATIBILITY.
f2bb6541f532 tuned order of NEWS
haftmann
parents: 41397
diff changeset
   467
f2bb6541f532 tuned order of NEWS
haftmann
parents: 41397
diff changeset
   468
* Name "Plus" of disjoint sum operator "<+>" is now hidden.  Write
41571
19017138241c misc tuning for release;
wenzelm
parents: 41512
diff changeset
   469
"Sum_Type.Plus" instead.
41398
f2bb6541f532 tuned order of NEWS
haftmann
parents: 41397
diff changeset
   470
f2bb6541f532 tuned order of NEWS
haftmann
parents: 41397
diff changeset
   471
* Constant "split" has been merged with constant "prod_case"; names of
f2bb6541f532 tuned order of NEWS
haftmann
parents: 41397
diff changeset
   472
ML functions, facts etc. involving split have been retained so far,
f2bb6541f532 tuned order of NEWS
haftmann
parents: 41397
diff changeset
   473
though.  INCOMPATIBILITY.
f2bb6541f532 tuned order of NEWS
haftmann
parents: 41397
diff changeset
   474
f2bb6541f532 tuned order of NEWS
haftmann
parents: 41397
diff changeset
   475
* Dropped old infix syntax "_ mem _" for List.member; use "_ : set _"
f2bb6541f532 tuned order of NEWS
haftmann
parents: 41397
diff changeset
   476
instead.  INCOMPATIBILITY.
f2bb6541f532 tuned order of NEWS
haftmann
parents: 41397
diff changeset
   477
41571
19017138241c misc tuning for release;
wenzelm
parents: 41512
diff changeset
   478
* Removed lemma "Option.is_none_none" which duplicates "is_none_def".
41398
f2bb6541f532 tuned order of NEWS
haftmann
parents: 41397
diff changeset
   479
INCOMPATIBILITY.
f2bb6541f532 tuned order of NEWS
haftmann
parents: 41397
diff changeset
   480
41594
69982744c427 misc tuning for release;
wenzelm
parents: 41574
diff changeset
   481
* Former theory Library/Enum is now part of the HOL-Main image.
69982744c427 misc tuning for release;
wenzelm
parents: 41574
diff changeset
   482
INCOMPATIBILITY: all constants of the Enum theory now have to be
69982744c427 misc tuning for release;
wenzelm
parents: 41574
diff changeset
   483
referred to by its qualified name.
69982744c427 misc tuning for release;
wenzelm
parents: 41574
diff changeset
   484
69982744c427 misc tuning for release;
wenzelm
parents: 41574
diff changeset
   485
  enum    ~>  Enum.enum
69982744c427 misc tuning for release;
wenzelm
parents: 41574
diff changeset
   486
  nlists  ~>  Enum.nlists
69982744c427 misc tuning for release;
wenzelm
parents: 41574
diff changeset
   487
  product ~>  Enum.product
69982744c427 misc tuning for release;
wenzelm
parents: 41574
diff changeset
   488
69982744c427 misc tuning for release;
wenzelm
parents: 41574
diff changeset
   489
* Theory Library/Monad_Syntax provides do-syntax for monad types.
69982744c427 misc tuning for release;
wenzelm
parents: 41574
diff changeset
   490
Syntax in Library/State_Monad has been changed to avoid ambiguities.
69982744c427 misc tuning for release;
wenzelm
parents: 41574
diff changeset
   491
INCOMPATIBILITY.
69982744c427 misc tuning for release;
wenzelm
parents: 41574
diff changeset
   492
69982744c427 misc tuning for release;
wenzelm
parents: 41574
diff changeset
   493
* Theory Library/SetsAndFunctions has been split into
69982744c427 misc tuning for release;
wenzelm
parents: 41574
diff changeset
   494
Library/Function_Algebras and Library/Set_Algebras; canonical names
69982744c427 misc tuning for release;
wenzelm
parents: 41574
diff changeset
   495
for instance definitions for functions; various improvements.
69982744c427 misc tuning for release;
wenzelm
parents: 41574
diff changeset
   496
INCOMPATIBILITY.
69982744c427 misc tuning for release;
wenzelm
parents: 41574
diff changeset
   497
69982744c427 misc tuning for release;
wenzelm
parents: 41574
diff changeset
   498
* Theory Library/Multiset provides stable quicksort implementation of
69982744c427 misc tuning for release;
wenzelm
parents: 41574
diff changeset
   499
sort_key.
69982744c427 misc tuning for release;
wenzelm
parents: 41574
diff changeset
   500
69982744c427 misc tuning for release;
wenzelm
parents: 41574
diff changeset
   501
* Theory Library/Multiset: renamed empty_idemp ~> empty_neutral.
69982744c427 misc tuning for release;
wenzelm
parents: 41574
diff changeset
   502
INCOMPATIBILITY.
69982744c427 misc tuning for release;
wenzelm
parents: 41574
diff changeset
   503
69982744c427 misc tuning for release;
wenzelm
parents: 41574
diff changeset
   504
* Session Multivariate_Analysis: introduced a type class for euclidean
69982744c427 misc tuning for release;
wenzelm
parents: 41574
diff changeset
   505
space.  Most theorems are now stated in terms of euclidean spaces
69982744c427 misc tuning for release;
wenzelm
parents: 41574
diff changeset
   506
instead of finite cartesian products.
69982744c427 misc tuning for release;
wenzelm
parents: 41574
diff changeset
   507
69982744c427 misc tuning for release;
wenzelm
parents: 41574
diff changeset
   508
  types
69982744c427 misc tuning for release;
wenzelm
parents: 41574
diff changeset
   509
    real ^ 'n ~>  'a::real_vector
69982744c427 misc tuning for release;
wenzelm
parents: 41574
diff changeset
   510
              ~>  'a::euclidean_space
69982744c427 misc tuning for release;
wenzelm
parents: 41574
diff changeset
   511
              ~>  'a::ordered_euclidean_space
69982744c427 misc tuning for release;
wenzelm
parents: 41574
diff changeset
   512
        (depends on your needs)
69982744c427 misc tuning for release;
wenzelm
parents: 41574
diff changeset
   513
69982744c427 misc tuning for release;
wenzelm
parents: 41574
diff changeset
   514
  constants
69982744c427 misc tuning for release;
wenzelm
parents: 41574
diff changeset
   515
     _ $ _        ~> _ $$ _
69982744c427 misc tuning for release;
wenzelm
parents: 41574
diff changeset
   516
     \<chi> x. _  ~> \<chi>\<chi> x. _
69982744c427 misc tuning for release;
wenzelm
parents: 41574
diff changeset
   517
     CARD('n)     ~> DIM('a)
69982744c427 misc tuning for release;
wenzelm
parents: 41574
diff changeset
   518
69982744c427 misc tuning for release;
wenzelm
parents: 41574
diff changeset
   519
Also note that the indices are now natural numbers and not from some
69982744c427 misc tuning for release;
wenzelm
parents: 41574
diff changeset
   520
finite type. Finite cartesian products of euclidean spaces, products
69982744c427 misc tuning for release;
wenzelm
parents: 41574
diff changeset
   521
of euclidean spaces the real and complex numbers are instantiated to
69982744c427 misc tuning for release;
wenzelm
parents: 41574
diff changeset
   522
be euclidean_spaces.  INCOMPATIBILITY.
69982744c427 misc tuning for release;
wenzelm
parents: 41574
diff changeset
   523
69982744c427 misc tuning for release;
wenzelm
parents: 41574
diff changeset
   524
* Session Probability: introduced pextreal as positive extended real
69982744c427 misc tuning for release;
wenzelm
parents: 41574
diff changeset
   525
numbers.  Use pextreal as value for measures.  Introduce the
69982744c427 misc tuning for release;
wenzelm
parents: 41574
diff changeset
   526
Radon-Nikodym derivative, product spaces and Fubini's theorem for
69982744c427 misc tuning for release;
wenzelm
parents: 41574
diff changeset
   527
arbitrary sigma finite measures.  Introduces Lebesgue measure based on
69982744c427 misc tuning for release;
wenzelm
parents: 41574
diff changeset
   528
the integral in Multivariate Analysis.  INCOMPATIBILITY.
69982744c427 misc tuning for release;
wenzelm
parents: 41574
diff changeset
   529
69982744c427 misc tuning for release;
wenzelm
parents: 41574
diff changeset
   530
* Session Imperative_HOL: revamped, corrected dozens of inadequacies.
69982744c427 misc tuning for release;
wenzelm
parents: 41574
diff changeset
   531
INCOMPATIBILITY.
69982744c427 misc tuning for release;
wenzelm
parents: 41574
diff changeset
   532
69982744c427 misc tuning for release;
wenzelm
parents: 41574
diff changeset
   533
* Session SPARK (with image HOL-SPARK) provides commands to load and
69982744c427 misc tuning for release;
wenzelm
parents: 41574
diff changeset
   534
prove verification conditions generated by the SPARK Ada program
69982744c427 misc tuning for release;
wenzelm
parents: 41574
diff changeset
   535
verifier.  See also src/HOL/SPARK and src/HOL/SPARK/Examples.
41567
72dd2eec64d8 Added entry for HOL-SPARK
berghofe
parents: 41512
diff changeset
   536
40621
86f598f84188 accumulated NEWS updates for HOLCF
huffman
parents: 40580
diff changeset
   537
41433
1b8ff770f02c Abelian group facts obtained from group facts via interpretation (sublocale).
ballarin
parents: 41432
diff changeset
   538
*** HOL-Algebra ***
1b8ff770f02c Abelian group facts obtained from group facts via interpretation (sublocale).
ballarin
parents: 41432
diff changeset
   539
1b8ff770f02c Abelian group facts obtained from group facts via interpretation (sublocale).
ballarin
parents: 41432
diff changeset
   540
* 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
   541
descendants) are generated by interpretation from their multiplicative
41434
710cdb9e0d17 Documentation for 'interpret' and 'sublocale' with mixins.
ballarin
parents: 41433
diff changeset
   542
counterparts.  Names (in particular theorem names) have the mandatory
710cdb9e0d17 Documentation for 'interpret' and 'sublocale' with mixins.
ballarin
parents: 41433
diff changeset
   543
qualifier 'add'.  Previous theorem names are redeclared for
710cdb9e0d17 Documentation for 'interpret' and 'sublocale' with mixins.
ballarin
parents: 41433
diff changeset
   544
compatibility.
710cdb9e0d17 Documentation for 'interpret' and 'sublocale' with mixins.
ballarin
parents: 41433
diff changeset
   545
41571
19017138241c misc tuning for release;
wenzelm
parents: 41512
diff changeset
   546
* Structure "int_ring" is now an abbreviation (previously a
41434
710cdb9e0d17 Documentation for 'interpret' and 'sublocale' with mixins.
ballarin
parents: 41433
diff changeset
   547
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
   548
1b8ff770f02c Abelian group facts obtained from group facts via interpretation (sublocale).
ballarin
parents: 41432
diff changeset
   549
40621
86f598f84188 accumulated NEWS updates for HOLCF
huffman
parents: 40580
diff changeset
   550
*** HOLCF ***
86f598f84188 accumulated NEWS updates for HOLCF
huffman
parents: 40580
diff changeset
   551
86f598f84188 accumulated NEWS updates for HOLCF
huffman
parents: 40580
diff changeset
   552
* The domain package now runs in definitional mode by default: The
41571
19017138241c misc tuning for release;
wenzelm
parents: 41512
diff changeset
   553
former command 'new_domain' is now called 'domain'.  To use the domain
40621
86f598f84188 accumulated NEWS updates for HOLCF
huffman
parents: 40580
diff changeset
   554
package in its original axiomatic mode, use 'domain (unsafe)'.
86f598f84188 accumulated NEWS updates for HOLCF
huffman
parents: 40580
diff changeset
   555
INCOMPATIBILITY.
86f598f84188 accumulated NEWS updates for HOLCF
huffman
parents: 40580
diff changeset
   556
41571
19017138241c misc tuning for release;
wenzelm
parents: 41512
diff changeset
   557
* The new class "domain" is now the default sort.  Class "predomain"
19017138241c misc tuning for release;
wenzelm
parents: 41512
diff changeset
   558
is an unpointed version of "domain". Theories can be updated by
19017138241c misc tuning for release;
wenzelm
parents: 41512
diff changeset
   559
replacing sort annotations as shown below.  INCOMPATIBILITY.
40621
86f598f84188 accumulated NEWS updates for HOLCF
huffman
parents: 40580
diff changeset
   560
86f598f84188 accumulated NEWS updates for HOLCF
huffman
parents: 40580
diff changeset
   561
  'a::type ~> 'a::countable
86f598f84188 accumulated NEWS updates for HOLCF
huffman
parents: 40580
diff changeset
   562
  'a::cpo  ~> 'a::predomain
86f598f84188 accumulated NEWS updates for HOLCF
huffman
parents: 40580
diff changeset
   563
  'a::pcpo ~> 'a::domain
86f598f84188 accumulated NEWS updates for HOLCF
huffman
parents: 40580
diff changeset
   564
41571
19017138241c misc tuning for release;
wenzelm
parents: 41512
diff changeset
   565
* The old type class "rep" has been superseded by class "domain".
40621
86f598f84188 accumulated NEWS updates for HOLCF
huffman
parents: 40580
diff changeset
   566
Accordingly, users of the definitional package must remove any
41571
19017138241c misc tuning for release;
wenzelm
parents: 41512
diff changeset
   567
"default_sort rep" declarations.  INCOMPATIBILITY.
40621
86f598f84188 accumulated NEWS updates for HOLCF
huffman
parents: 40580
diff changeset
   568
41401
e3ec82999306 NEWS updates for HOLCF
huffman
parents: 41398
diff changeset
   569
* The domain package (definitional mode) now supports unpointed
e3ec82999306 NEWS updates for HOLCF
huffman
parents: 41398
diff changeset
   570
predomain argument types, as long as they are marked 'lazy'. (Strict
41571
19017138241c misc tuning for release;
wenzelm
parents: 41512
diff changeset
   571
arguments must be in class "domain".) For example, the following
41401
e3ec82999306 NEWS updates for HOLCF
huffman
parents: 41398
diff changeset
   572
domain definition now works:
e3ec82999306 NEWS updates for HOLCF
huffman
parents: 41398
diff changeset
   573
e3ec82999306 NEWS updates for HOLCF
huffman
parents: 41398
diff changeset
   574
  domain natlist = nil | cons (lazy "nat discr") (lazy "natlist")
e3ec82999306 NEWS updates for HOLCF
huffman
parents: 41398
diff changeset
   575
e3ec82999306 NEWS updates for HOLCF
huffman
parents: 41398
diff changeset
   576
* Theory HOLCF/Library/HOL_Cpo provides cpo and predomain class
41571
19017138241c misc tuning for release;
wenzelm
parents: 41512
diff changeset
   577
instances for types from main HOL: bool, nat, int, char, 'a + 'b,
19017138241c misc tuning for release;
wenzelm
parents: 41512
diff changeset
   578
'a option, and 'a list.  Additionally, it configures fixrec and the
19017138241c misc tuning for release;
wenzelm
parents: 41512
diff changeset
   579
domain package to work with these types.  For example:
41401
e3ec82999306 NEWS updates for HOLCF
huffman
parents: 41398
diff changeset
   580
e3ec82999306 NEWS updates for HOLCF
huffman
parents: 41398
diff changeset
   581
  fixrec isInl :: "('a + 'b) u -> tr"
e3ec82999306 NEWS updates for HOLCF
huffman
parents: 41398
diff changeset
   582
    where "isInl$(up$(Inl x)) = TT" | "isInl$(up$(Inr y)) = FF"
e3ec82999306 NEWS updates for HOLCF
huffman
parents: 41398
diff changeset
   583
e3ec82999306 NEWS updates for HOLCF
huffman
parents: 41398
diff changeset
   584
  domain V = VFun (lazy "V -> V") | VCon (lazy "nat") (lazy "V list")
e3ec82999306 NEWS updates for HOLCF
huffman
parents: 41398
diff changeset
   585
41571
19017138241c misc tuning for release;
wenzelm
parents: 41512
diff changeset
   586
* The "(permissive)" option of fixrec has been replaced with a
19017138241c misc tuning for release;
wenzelm
parents: 41512
diff changeset
   587
per-equation "(unchecked)" option. See
19017138241c misc tuning for release;
wenzelm
parents: 41512
diff changeset
   588
src/HOL/HOLCF/Tutorial/Fixrec_ex.thy for examples. INCOMPATIBILITY.
19017138241c misc tuning for release;
wenzelm
parents: 41512
diff changeset
   589
19017138241c misc tuning for release;
wenzelm
parents: 41512
diff changeset
   590
* The "bifinite" class no longer fixes a constant "approx"; the class
19017138241c misc tuning for release;
wenzelm
parents: 41512
diff changeset
   591
now just asserts that such a function exists.  INCOMPATIBILITY.
19017138241c misc tuning for release;
wenzelm
parents: 41512
diff changeset
   592
19017138241c misc tuning for release;
wenzelm
parents: 41512
diff changeset
   593
* Former type "alg_defl" has been renamed to "defl".  HOLCF no longer
41287
029a6fc1bfb8 type 'defl' takes a type parameter again (cf. b525988432e9)
huffman
parents: 41286
diff changeset
   594
defines an embedding of type 'a defl into udom by default; instances
41571
19017138241c misc tuning for release;
wenzelm
parents: 41512
diff changeset
   595
of "bifinite" and "domain" classes are available in
19017138241c misc tuning for release;
wenzelm
parents: 41512
diff changeset
   596
src/HOL/HOLCF/Library/Defl_Bifinite.thy.
19017138241c misc tuning for release;
wenzelm
parents: 41512
diff changeset
   597
19017138241c misc tuning for release;
wenzelm
parents: 41512
diff changeset
   598
* The syntax "REP('a)" has been replaced with "DEFL('a)".
19017138241c misc tuning for release;
wenzelm
parents: 41512
diff changeset
   599
19017138241c misc tuning for release;
wenzelm
parents: 41512
diff changeset
   600
* The predicate "directed" has been removed.  INCOMPATIBILITY.
19017138241c misc tuning for release;
wenzelm
parents: 41512
diff changeset
   601
19017138241c misc tuning for release;
wenzelm
parents: 41512
diff changeset
   602
* The type class "finite_po" has been removed.  INCOMPATIBILITY.
19017138241c misc tuning for release;
wenzelm
parents: 41512
diff changeset
   603
19017138241c misc tuning for release;
wenzelm
parents: 41512
diff changeset
   604
* The function "cprod_map" has been renamed to "prod_map".
41401
e3ec82999306 NEWS updates for HOLCF
huffman
parents: 41398
diff changeset
   605
INCOMPATIBILITY.
e3ec82999306 NEWS updates for HOLCF
huffman
parents: 41398
diff changeset
   606
e3ec82999306 NEWS updates for HOLCF
huffman
parents: 41398
diff changeset
   607
* The monadic bind operator on each powerdomain has new binder syntax
41571
19017138241c misc tuning for release;
wenzelm
parents: 41512
diff changeset
   608
similar to sets, e.g. "\<Union>\<sharp>x\<in>xs. t" represents
19017138241c misc tuning for release;
wenzelm
parents: 41512
diff changeset
   609
"upper_bind\<cdot>xs\<cdot>(\<Lambda> x. t)".
41401
e3ec82999306 NEWS updates for HOLCF
huffman
parents: 41398
diff changeset
   610
e3ec82999306 NEWS updates for HOLCF
huffman
parents: 41398
diff changeset
   611
* The infix syntax for binary union on each powerdomain has changed
41571
19017138241c misc tuning for release;
wenzelm
parents: 41512
diff changeset
   612
from e.g. "+\<sharp>" to "\<union>\<sharp>", for consistency with set
19017138241c misc tuning for release;
wenzelm
parents: 41512
diff changeset
   613
syntax.  INCOMPATIBILITY.
19017138241c misc tuning for release;
wenzelm
parents: 41512
diff changeset
   614
19017138241c misc tuning for release;
wenzelm
parents: 41512
diff changeset
   615
* The constant "UU" has been renamed to "bottom".  The syntax "UU" is
41429
cf5f025bc3c7 renamed constant 'UU' to 'bottom', keeping 'UU' as alternative input syntax;
huffman
parents: 41414
diff changeset
   616
still supported as an input translation.
cf5f025bc3c7 renamed constant 'UU' to 'bottom', keeping 'UU' as alternative input syntax;
huffman
parents: 41414
diff changeset
   617
40621
86f598f84188 accumulated NEWS updates for HOLCF
huffman
parents: 40580
diff changeset
   618
* Renamed some theorems (the original names are also still available).
41571
19017138241c misc tuning for release;
wenzelm
parents: 41512
diff changeset
   619
40621
86f598f84188 accumulated NEWS updates for HOLCF
huffman
parents: 40580
diff changeset
   620
  expand_fun_below   ~> fun_below_iff
86f598f84188 accumulated NEWS updates for HOLCF
huffman
parents: 40580
diff changeset
   621
  below_fun_ext      ~> fun_belowI
86f598f84188 accumulated NEWS updates for HOLCF
huffman
parents: 40580
diff changeset
   622
  expand_cfun_eq     ~> cfun_eq_iff
86f598f84188 accumulated NEWS updates for HOLCF
huffman
parents: 40580
diff changeset
   623
  ext_cfun           ~> cfun_eqI
86f598f84188 accumulated NEWS updates for HOLCF
huffman
parents: 40580
diff changeset
   624
  expand_cfun_below  ~> cfun_below_iff
86f598f84188 accumulated NEWS updates for HOLCF
huffman
parents: 40580
diff changeset
   625
  below_cfun_ext     ~> cfun_belowI
86f598f84188 accumulated NEWS updates for HOLCF
huffman
parents: 40580
diff changeset
   626
  cont2cont_Rep_CFun ~> cont2cont_APP
86f598f84188 accumulated NEWS updates for HOLCF
huffman
parents: 40580
diff changeset
   627
86f598f84188 accumulated NEWS updates for HOLCF
huffman
parents: 40580
diff changeset
   628
* The Abs and Rep functions for various types have changed names.
40948
ad8535384c34 minor tuning for release;
wenzelm
parents: 40947
diff changeset
   629
Related theorem names have also changed to match. INCOMPATIBILITY.
41571
19017138241c misc tuning for release;
wenzelm
parents: 41512
diff changeset
   630
40621
86f598f84188 accumulated NEWS updates for HOLCF
huffman
parents: 40580
diff changeset
   631
  Rep_CFun  ~> Rep_cfun
86f598f84188 accumulated NEWS updates for HOLCF
huffman
parents: 40580
diff changeset
   632
  Abs_CFun  ~> Abs_cfun
86f598f84188 accumulated NEWS updates for HOLCF
huffman
parents: 40580
diff changeset
   633
  Rep_Sprod ~> Rep_sprod
86f598f84188 accumulated NEWS updates for HOLCF
huffman
parents: 40580
diff changeset
   634
  Abs_Sprod ~> Abs_sprod
86f598f84188 accumulated NEWS updates for HOLCF
huffman
parents: 40580
diff changeset
   635
  Rep_Ssum  ~> Rep_ssum
86f598f84188 accumulated NEWS updates for HOLCF
huffman
parents: 40580
diff changeset
   636
  Abs_Ssum  ~> Abs_ssum
86f598f84188 accumulated NEWS updates for HOLCF
huffman
parents: 40580
diff changeset
   637
86f598f84188 accumulated NEWS updates for HOLCF
huffman
parents: 40580
diff changeset
   638
* Lemmas with names of the form *_defined_iff or *_strict_iff have
41571
19017138241c misc tuning for release;
wenzelm
parents: 41512
diff changeset
   639
been renamed to *_bottom_iff.  INCOMPATIBILITY.
40621
86f598f84188 accumulated NEWS updates for HOLCF
huffman
parents: 40580
diff changeset
   640
86f598f84188 accumulated NEWS updates for HOLCF
huffman
parents: 40580
diff changeset
   641
* Various changes to bisimulation/coinduction with domain package:
41571
19017138241c misc tuning for release;
wenzelm
parents: 41512
diff changeset
   642
19017138241c misc tuning for release;
wenzelm
parents: 41512
diff changeset
   643
  - Definitions of "bisim" constants no longer mention definedness.
19017138241c misc tuning for release;
wenzelm
parents: 41512
diff changeset
   644
  - With mutual recursion, "bisim" predicate is now curried.
40621
86f598f84188 accumulated NEWS updates for HOLCF
huffman
parents: 40580
diff changeset
   645
  - With mutual recursion, each type gets a separate coind theorem.
86f598f84188 accumulated NEWS updates for HOLCF
huffman
parents: 40580
diff changeset
   646
  - Variable names in bisim_def and coinduct rules have changed.
41571
19017138241c misc tuning for release;
wenzelm
parents: 41512
diff changeset
   647
40621
86f598f84188 accumulated NEWS updates for HOLCF
huffman
parents: 40580
diff changeset
   648
INCOMPATIBILITY.
86f598f84188 accumulated NEWS updates for HOLCF
huffman
parents: 40580
diff changeset
   649
41571
19017138241c misc tuning for release;
wenzelm
parents: 41512
diff changeset
   650
* Case combinators generated by the domain package for type "foo" are
19017138241c misc tuning for release;
wenzelm
parents: 41512
diff changeset
   651
now named "foo_case" instead of "foo_when".  INCOMPATIBILITY.
40621
86f598f84188 accumulated NEWS updates for HOLCF
huffman
parents: 40580
diff changeset
   652
40771
1c6f7d4b110e renamed several HOLCF theorems (listed in NEWS)
huffman
parents: 40728
diff changeset
   653
* Several theorems have been renamed to more accurately reflect the
41571
19017138241c misc tuning for release;
wenzelm
parents: 41512
diff changeset
   654
names of constants and types involved.  INCOMPATIBILITY.
19017138241c misc tuning for release;
wenzelm
parents: 41512
diff changeset
   655
40771
1c6f7d4b110e renamed several HOLCF theorems (listed in NEWS)
huffman
parents: 40728
diff changeset
   656
  thelub_const    ~> lub_const
1c6f7d4b110e renamed several HOLCF theorems (listed in NEWS)
huffman
parents: 40728
diff changeset
   657
  lub_const       ~> is_lub_const
1c6f7d4b110e renamed several HOLCF theorems (listed in NEWS)
huffman
parents: 40728
diff changeset
   658
  thelubI         ~> lub_eqI
1c6f7d4b110e renamed several HOLCF theorems (listed in NEWS)
huffman
parents: 40728
diff changeset
   659
  is_lub_lub      ~> is_lubD2
1c6f7d4b110e renamed several HOLCF theorems (listed in NEWS)
huffman
parents: 40728
diff changeset
   660
  lubI            ~> is_lub_lub
1c6f7d4b110e renamed several HOLCF theorems (listed in NEWS)
huffman
parents: 40728
diff changeset
   661
  unique_lub      ~> is_lub_unique
1c6f7d4b110e renamed several HOLCF theorems (listed in NEWS)
huffman
parents: 40728
diff changeset
   662
  is_ub_lub       ~> is_lub_rangeD1
1c6f7d4b110e renamed several HOLCF theorems (listed in NEWS)
huffman
parents: 40728
diff changeset
   663
  lub_bin_chain   ~> is_lub_bin_chain
41030
ff7d177128ef rename lub_fun -> is_lub_fun, thelub_fun -> lub_fun
huffman
parents: 40965
diff changeset
   664
  lub_fun         ~> is_lub_fun
ff7d177128ef rename lub_fun -> is_lub_fun, thelub_fun -> lub_fun
huffman
parents: 40965
diff changeset
   665
  thelub_fun      ~> lub_fun
41031
9883d1417ce1 remove lemma cont_cfun;
huffman
parents: 41030
diff changeset
   666
  thelub_cfun     ~> lub_cfun
40771
1c6f7d4b110e renamed several HOLCF theorems (listed in NEWS)
huffman
parents: 40728
diff changeset
   667
  thelub_Pair     ~> lub_Pair
1c6f7d4b110e renamed several HOLCF theorems (listed in NEWS)
huffman
parents: 40728
diff changeset
   668
  lub_cprod       ~> is_lub_prod
1c6f7d4b110e renamed several HOLCF theorems (listed in NEWS)
huffman
parents: 40728
diff changeset
   669
  thelub_cprod    ~> lub_prod
1c6f7d4b110e renamed several HOLCF theorems (listed in NEWS)
huffman
parents: 40728
diff changeset
   670
  minimal_cprod   ~> minimal_prod
1c6f7d4b110e renamed several HOLCF theorems (listed in NEWS)
huffman
parents: 40728
diff changeset
   671
  inst_cprod_pcpo ~> inst_prod_pcpo
41430
1aa23e9f2c87 change some lemma names containing 'UU' to 'bottom'
huffman
parents: 41429
diff changeset
   672
  UU_I            ~> bottomI
1aa23e9f2c87 change some lemma names containing 'UU' to 'bottom'
huffman
parents: 41429
diff changeset
   673
  compact_UU      ~> compact_bottom
1aa23e9f2c87 change some lemma names containing 'UU' to 'bottom'
huffman
parents: 41429
diff changeset
   674
  deflation_UU    ~> deflation_bottom
1aa23e9f2c87 change some lemma names containing 'UU' to 'bottom'
huffman
parents: 41429
diff changeset
   675
  finite_deflation_UU ~> finite_deflation_bottom
40771
1c6f7d4b110e renamed several HOLCF theorems (listed in NEWS)
huffman
parents: 40728
diff changeset
   676
41571
19017138241c misc tuning for release;
wenzelm
parents: 41512
diff changeset
   677
* Many legacy theorem names have been discontinued.  INCOMPATIBILITY.
19017138241c misc tuning for release;
wenzelm
parents: 41512
diff changeset
   678
40621
86f598f84188 accumulated NEWS updates for HOLCF
huffman
parents: 40580
diff changeset
   679
  sq_ord_less_eq_trans ~> below_eq_trans
86f598f84188 accumulated NEWS updates for HOLCF
huffman
parents: 40580
diff changeset
   680
  sq_ord_eq_less_trans ~> eq_below_trans
86f598f84188 accumulated NEWS updates for HOLCF
huffman
parents: 40580
diff changeset
   681
  refl_less            ~> below_refl
86f598f84188 accumulated NEWS updates for HOLCF
huffman
parents: 40580
diff changeset
   682
  trans_less           ~> below_trans
86f598f84188 accumulated NEWS updates for HOLCF
huffman
parents: 40580
diff changeset
   683
  antisym_less         ~> below_antisym
86f598f84188 accumulated NEWS updates for HOLCF
huffman
parents: 40580
diff changeset
   684
  antisym_less_inverse ~> po_eq_conv [THEN iffD1]
86f598f84188 accumulated NEWS updates for HOLCF
huffman
parents: 40580
diff changeset
   685
  box_less             ~> box_below
86f598f84188 accumulated NEWS updates for HOLCF
huffman
parents: 40580
diff changeset
   686
  rev_trans_less       ~> rev_below_trans
86f598f84188 accumulated NEWS updates for HOLCF
huffman
parents: 40580
diff changeset
   687
  not_less2not_eq      ~> not_below2not_eq
86f598f84188 accumulated NEWS updates for HOLCF
huffman
parents: 40580
diff changeset
   688
  less_UU_iff          ~> below_UU_iff
86f598f84188 accumulated NEWS updates for HOLCF
huffman
parents: 40580
diff changeset
   689
  flat_less_iff        ~> flat_below_iff
86f598f84188 accumulated NEWS updates for HOLCF
huffman
parents: 40580
diff changeset
   690
  adm_less             ~> adm_below
86f598f84188 accumulated NEWS updates for HOLCF
huffman
parents: 40580
diff changeset
   691
  adm_not_less         ~> adm_not_below
86f598f84188 accumulated NEWS updates for HOLCF
huffman
parents: 40580
diff changeset
   692
  adm_compact_not_less ~> adm_compact_not_below
86f598f84188 accumulated NEWS updates for HOLCF
huffman
parents: 40580
diff changeset
   693
  less_fun_def         ~> below_fun_def
86f598f84188 accumulated NEWS updates for HOLCF
huffman
parents: 40580
diff changeset
   694
  expand_fun_less      ~> fun_below_iff
86f598f84188 accumulated NEWS updates for HOLCF
huffman
parents: 40580
diff changeset
   695
  less_fun_ext         ~> fun_belowI
86f598f84188 accumulated NEWS updates for HOLCF
huffman
parents: 40580
diff changeset
   696
  less_discr_def       ~> below_discr_def
86f598f84188 accumulated NEWS updates for HOLCF
huffman
parents: 40580
diff changeset
   697
  discr_less_eq        ~> discr_below_eq
86f598f84188 accumulated NEWS updates for HOLCF
huffman
parents: 40580
diff changeset
   698
  less_unit_def        ~> below_unit_def
86f598f84188 accumulated NEWS updates for HOLCF
huffman
parents: 40580
diff changeset
   699
  less_cprod_def       ~> below_prod_def
86f598f84188 accumulated NEWS updates for HOLCF
huffman
parents: 40580
diff changeset
   700
  prod_lessI           ~> prod_belowI
86f598f84188 accumulated NEWS updates for HOLCF
huffman
parents: 40580
diff changeset
   701
  Pair_less_iff        ~> Pair_below_iff
86f598f84188 accumulated NEWS updates for HOLCF
huffman
parents: 40580
diff changeset
   702
  fst_less_iff         ~> fst_below_iff
86f598f84188 accumulated NEWS updates for HOLCF
huffman
parents: 40580
diff changeset
   703
  snd_less_iff         ~> snd_below_iff
86f598f84188 accumulated NEWS updates for HOLCF
huffman
parents: 40580
diff changeset
   704
  expand_cfun_less     ~> cfun_below_iff
86f598f84188 accumulated NEWS updates for HOLCF
huffman
parents: 40580
diff changeset
   705
  less_cfun_ext        ~> cfun_belowI
86f598f84188 accumulated NEWS updates for HOLCF
huffman
parents: 40580
diff changeset
   706
  injection_less       ~> injection_below
86f598f84188 accumulated NEWS updates for HOLCF
huffman
parents: 40580
diff changeset
   707
  less_up_def          ~> below_up_def
86f598f84188 accumulated NEWS updates for HOLCF
huffman
parents: 40580
diff changeset
   708
  not_Iup_less         ~> not_Iup_below
86f598f84188 accumulated NEWS updates for HOLCF
huffman
parents: 40580
diff changeset
   709
  Iup_less             ~> Iup_below
86f598f84188 accumulated NEWS updates for HOLCF
huffman
parents: 40580
diff changeset
   710
  up_less              ~> up_below
86f598f84188 accumulated NEWS updates for HOLCF
huffman
parents: 40580
diff changeset
   711
  Def_inject_less_eq   ~> Def_below_Def
86f598f84188 accumulated NEWS updates for HOLCF
huffman
parents: 40580
diff changeset
   712
  Def_less_is_eq       ~> Def_below_iff
86f598f84188 accumulated NEWS updates for HOLCF
huffman
parents: 40580
diff changeset
   713
  spair_less_iff       ~> spair_below_iff
86f598f84188 accumulated NEWS updates for HOLCF
huffman
parents: 40580
diff changeset
   714
  less_sprod           ~> below_sprod
86f598f84188 accumulated NEWS updates for HOLCF
huffman
parents: 40580
diff changeset
   715
  spair_less           ~> spair_below
86f598f84188 accumulated NEWS updates for HOLCF
huffman
parents: 40580
diff changeset
   716
  sfst_less_iff        ~> sfst_below_iff
86f598f84188 accumulated NEWS updates for HOLCF
huffman
parents: 40580
diff changeset
   717
  ssnd_less_iff        ~> ssnd_below_iff
86f598f84188 accumulated NEWS updates for HOLCF
huffman
parents: 40580
diff changeset
   718
  fix_least_less       ~> fix_least_below
86f598f84188 accumulated NEWS updates for HOLCF
huffman
parents: 40580
diff changeset
   719
  dist_less_one        ~> dist_below_one
86f598f84188 accumulated NEWS updates for HOLCF
huffman
parents: 40580
diff changeset
   720
  less_ONE             ~> below_ONE
86f598f84188 accumulated NEWS updates for HOLCF
huffman
parents: 40580
diff changeset
   721
  ONE_less_iff         ~> ONE_below_iff
86f598f84188 accumulated NEWS updates for HOLCF
huffman
parents: 40580
diff changeset
   722
  less_sinlD           ~> below_sinlD
86f598f84188 accumulated NEWS updates for HOLCF
huffman
parents: 40580
diff changeset
   723
  less_sinrD           ~> below_sinrD
86f598f84188 accumulated NEWS updates for HOLCF
huffman
parents: 40580
diff changeset
   724
86f598f84188 accumulated NEWS updates for HOLCF
huffman
parents: 40580
diff changeset
   725
40948
ad8535384c34 minor tuning for release;
wenzelm
parents: 40947
diff changeset
   726
*** FOL and ZF ***
38522
de7984a7172b deglobalization
haftmann
parents: 38461
diff changeset
   727
41310
65631ca437c9 proper identifiers for consts and types;
wenzelm
parents: 41297
diff changeset
   728
* All constant names are now qualified internally and use proper
65631ca437c9 proper identifiers for consts and types;
wenzelm
parents: 41297
diff changeset
   729
identifiers, e.g. "IFOL.eq" instead of "op =".  INCOMPATIBILITY.
65631ca437c9 proper identifiers for consts and types;
wenzelm
parents: 41297
diff changeset
   730
38522
de7984a7172b deglobalization
haftmann
parents: 38461
diff changeset
   731
37868
59eed00bfd8e ML antiquotations @{theory} and @{theory_ref} refer to the theory ancestry, not any accidental theory loader state;
wenzelm
parents: 37820
diff changeset
   732
*** ML ***
59eed00bfd8e ML antiquotations @{theory} and @{theory_ref} refer to the theory ancestry, not any accidental theory loader state;
wenzelm
parents: 37820
diff changeset
   733
41594
69982744c427 misc tuning for release;
wenzelm
parents: 41574
diff changeset
   734
* Antiquotation @{assert} inlines a function bool -> unit that raises
69982744c427 misc tuning for release;
wenzelm
parents: 41574
diff changeset
   735
Fail if the argument is false.  Due to inlining the source position of
69982744c427 misc tuning for release;
wenzelm
parents: 41574
diff changeset
   736
failed assertions is included in the error output.
69982744c427 misc tuning for release;
wenzelm
parents: 41574
diff changeset
   737
69982744c427 misc tuning for release;
wenzelm
parents: 41574
diff changeset
   738
* Discontinued antiquotation @{theory_ref}, which is obsolete since ML
69982744c427 misc tuning for release;
wenzelm
parents: 41574
diff changeset
   739
text is in practice always evaluated with a stable theory checkpoint.
69982744c427 misc tuning for release;
wenzelm
parents: 41574
diff changeset
   740
Minor INCOMPATIBILITY, use (Theory.check_thy @{theory}) instead.
69982744c427 misc tuning for release;
wenzelm
parents: 41574
diff changeset
   741
69982744c427 misc tuning for release;
wenzelm
parents: 41574
diff changeset
   742
* Antiquotation @{theory A} refers to theory A from the ancestry of
69982744c427 misc tuning for release;
wenzelm
parents: 41574
diff changeset
   743
the current context, not any accidental theory loader state as before.
69982744c427 misc tuning for release;
wenzelm
parents: 41574
diff changeset
   744
Potential INCOMPATIBILITY, subtle change in semantics.
41228
e1fce873b814 renamed structure MetaSimplifier to raw_Simplifer, to emphasize its meaning;
wenzelm
parents: 41079
diff changeset
   745
40956
95fe8598c0c9 added Syntax.pretty_priority;
wenzelm
parents: 40948
diff changeset
   746
* Syntax.pretty_priority (default 0) configures the required priority
95fe8598c0c9 added Syntax.pretty_priority;
wenzelm
parents: 40948
diff changeset
   747
of pretty-printed output and thus affects insertion of parentheses.
95fe8598c0c9 added Syntax.pretty_priority;
wenzelm
parents: 40948
diff changeset
   748
40959
49765c1104d4 added Syntax.default_root;
wenzelm
parents: 40956
diff changeset
   749
* Syntax.default_root (default "any") configures the inner syntax
49765c1104d4 added Syntax.default_root;
wenzelm
parents: 40956
diff changeset
   750
category (nonterminal symbol) for parsing of terms.
49765c1104d4 added Syntax.default_root;
wenzelm
parents: 40956
diff changeset
   751
40722
441260986b63 make two copies (!) of Library.UnequalLengths coincide with ListPair.UnequalLengths;
wenzelm
parents: 40712
diff changeset
   752
* Former exception Library.UnequalLengths now coincides with
441260986b63 make two copies (!) of Library.UnequalLengths coincide with ListPair.UnequalLengths;
wenzelm
parents: 40712
diff changeset
   753
ListPair.UnequalLengths.
441260986b63 make two copies (!) of Library.UnequalLengths coincide with ListPair.UnequalLengths;
wenzelm
parents: 40712
diff changeset
   754
41594
69982744c427 misc tuning for release;
wenzelm
parents: 41574
diff changeset
   755
* Renamed structure MetaSimplifier to Raw_Simplifier.  Note that the
69982744c427 misc tuning for release;
wenzelm
parents: 41574
diff changeset
   756
main functionality is provided by structure Simplifier.
69982744c427 misc tuning for release;
wenzelm
parents: 41574
diff changeset
   757
40627
becf5d5187cc renamed raw "explode" function to "raw_explode" to emphasize its meaning;
wenzelm
parents: 40624
diff changeset
   758
* 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
   759
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
   760
almost all situations.
becf5d5187cc renamed raw "explode" function to "raw_explode" to emphasize its meaning;
wenzelm
parents: 40624
diff changeset
   761
40318
035b2afbeb2e discontinued obsolete function sys_error and exception SYS_ERROR;
wenzelm
parents: 40295
diff changeset
   762
* Discontinued obsolete function sys_error and exception SYS_ERROR.
035b2afbeb2e discontinued obsolete function sys_error and exception SYS_ERROR;
wenzelm
parents: 40295
diff changeset
   763
See implementation manual for further details on exceptions in
035b2afbeb2e discontinued obsolete function sys_error and exception SYS_ERROR;
wenzelm
parents: 40295
diff changeset
   764
Isabelle/ML.
035b2afbeb2e discontinued obsolete function sys_error and exception SYS_ERROR;
wenzelm
parents: 40295
diff changeset
   765
39616
8052101883c3 renamed setmp_noncritical to Unsynchronized.setmp to emphasize its meaning;
wenzelm
parents: 39557
diff changeset
   766
* 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
   767
meaning.
8052101883c3 renamed setmp_noncritical to Unsynchronized.setmp to emphasize its meaning;
wenzelm
parents: 39557
diff changeset
   768
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
   769
* 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
   770
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
   771
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
   772
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
   773
* 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
   774
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
   775
38980
af73cf0dc31f turned show_question_marks into proper configuration option;
wenzelm
parents: 38864
diff changeset
   776
* Configuration option show_question_marks only affects regular pretty
af73cf0dc31f turned show_question_marks into proper configuration option;
wenzelm
parents: 38864
diff changeset
   777
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
   778
39164
e7e12555e763 ML_Context.thm and ML_Context.thms no longer pervasive;
wenzelm
parents: 39154
diff changeset
   779
* 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
   780
INCOMPATIBILITY, superseded by static antiquotations @{thm} and
e7e12555e763 ML_Context.thm and ML_Context.thms no longer pervasive;
wenzelm
parents: 39154
diff changeset
   781
@{thms} for most purposes.
e7e12555e763 ML_Context.thm and ML_Context.thms no longer pervasive;
wenzelm
parents: 39154
diff changeset
   782
41594
69982744c427 misc tuning for release;
wenzelm
parents: 41574
diff changeset
   783
* ML structure Unsynchronized is never opened, not even in Isar
38980
af73cf0dc31f turned show_question_marks into proper configuration option;
wenzelm
parents: 38864
diff changeset
   784
interaction mode as before.  Old Unsynchronized.set etc. have been
af73cf0dc31f turned show_question_marks into proper configuration option;
wenzelm
parents: 38864
diff changeset
   785
discontinued -- use plain := instead.  This should be *rare* anyway,
af73cf0dc31f turned show_question_marks into proper configuration option;
wenzelm
parents: 38864
diff changeset
   786
since modern tools always work via official context data, notably
af73cf0dc31f turned show_question_marks into proper configuration option;
wenzelm
parents: 38864
diff changeset
   787
configuration options.
af73cf0dc31f turned show_question_marks into proper configuration option;
wenzelm
parents: 38864
diff changeset
   788
39239
47273e5b1441 NEWS: some notes on interrupts;
wenzelm
parents: 39215
diff changeset
   789
* Parallel and asynchronous execution requires special care concerning
47273e5b1441 NEWS: some notes on interrupts;
wenzelm
parents: 39215
diff changeset
   790
interrupts.  Structure Exn provides some convenience functions that
47273e5b1441 NEWS: some notes on interrupts;
wenzelm
parents: 39215
diff changeset
   791
avoid working directly with raw Interrupt.  User code must not absorb
47273e5b1441 NEWS: some notes on interrupts;
wenzelm
parents: 39215
diff changeset
   792
interrupts -- intermediate handling (for cleanup etc.) needs to be
47273e5b1441 NEWS: some notes on interrupts;
wenzelm
parents: 39215
diff changeset
   793
followed by re-raising of the original exception.  Another common
47273e5b1441 NEWS: some notes on interrupts;
wenzelm
parents: 39215
diff changeset
   794
source of mistakes are "handle _" patterns, which make the meaning of
47273e5b1441 NEWS: some notes on interrupts;
wenzelm
parents: 39215
diff changeset
   795
the program subject to physical effects of the environment.
47273e5b1441 NEWS: some notes on interrupts;
wenzelm
parents: 39215
diff changeset
   796
37868
59eed00bfd8e ML antiquotations @{theory} and @{theory_ref} refer to the theory ancestry, not any accidental theory loader state;
wenzelm
parents: 37820
diff changeset
   797
59eed00bfd8e ML antiquotations @{theory} and @{theory_ref} refer to the theory ancestry, not any accidental theory loader state;
wenzelm
parents: 37820
diff changeset
   798
37144
fd6308b4df72 misc updates for release;
wenzelm
parents: 37143
diff changeset
   799
New in Isabelle2009-2 (June 2010)
fd6308b4df72 misc updates for release;
wenzelm
parents: 37143
diff changeset
   800
---------------------------------
33993
haftmann
parents: 33873
diff changeset
   801
35260
41e82c1b5586 NEWS: authentic syntax for *all* term constants;
wenzelm
parents: 35130
diff changeset
   802
*** General ***
41e82c1b5586 NEWS: authentic syntax for *all* term constants;
wenzelm
parents: 35130
diff changeset
   803
35436
38b291bb4a98 authentic syntax for *all* logical entities;
wenzelm
parents: 35413
diff changeset
   804
* Authentic syntax for *all* logical entities (type classes, type
38b291bb4a98 authentic syntax for *all* logical entities;
wenzelm
parents: 35413
diff changeset
   805
constructors, term constants): provides simple and robust
38b291bb4a98 authentic syntax for *all* logical entities;
wenzelm
parents: 35413
diff changeset
   806
correspondence between formal entities and concrete syntax.  Within
38b291bb4a98 authentic syntax for *all* logical entities;
wenzelm
parents: 35413
diff changeset
   807
the parse tree / AST representations, "constants" are decorated by
38b291bb4a98 authentic syntax for *all* logical entities;
wenzelm
parents: 35413
diff changeset
   808
their category (class, type, const) and spelled out explicitly with
38b291bb4a98 authentic syntax for *all* logical entities;
wenzelm
parents: 35413
diff changeset
   809
their full internal name.
38b291bb4a98 authentic syntax for *all* logical entities;
wenzelm
parents: 35413
diff changeset
   810
38b291bb4a98 authentic syntax for *all* logical entities;
wenzelm
parents: 35413
diff changeset
   811
Substantial INCOMPATIBILITY concerning low-level syntax declarations
38b291bb4a98 authentic syntax for *all* logical entities;
wenzelm
parents: 35413
diff changeset
   812
and translations (translation rules and translation functions in ML).
38b291bb4a98 authentic syntax for *all* logical entities;
wenzelm
parents: 35413
diff changeset
   813
Some hints on upgrading:
35260
41e82c1b5586 NEWS: authentic syntax for *all* term constants;
wenzelm
parents: 35130
diff changeset
   814
41e82c1b5586 NEWS: authentic syntax for *all* term constants;
wenzelm
parents: 35130
diff changeset
   815
  - Many existing uses of 'syntax' and 'translations' can be replaced
35436
38b291bb4a98 authentic syntax for *all* logical entities;
wenzelm
parents: 35413
diff changeset
   816
    by more modern 'type_notation', 'notation' and 'abbreviation',
38b291bb4a98 authentic syntax for *all* logical entities;
wenzelm
parents: 35413
diff changeset
   817
    which are independent of this issue.
35260
41e82c1b5586 NEWS: authentic syntax for *all* term constants;
wenzelm
parents: 35130
diff changeset
   818
41e82c1b5586 NEWS: authentic syntax for *all* term constants;
wenzelm
parents: 35130
diff changeset
   819
  - 'translations' require markup within the AST; the term syntax
41e82c1b5586 NEWS: authentic syntax for *all* term constants;
wenzelm
parents: 35130
diff changeset
   820
    provides the following special forms:
41e82c1b5586 NEWS: authentic syntax for *all* term constants;
wenzelm
parents: 35130
diff changeset
   821
41e82c1b5586 NEWS: authentic syntax for *all* term constants;
wenzelm
parents: 35130
diff changeset
   822
      CONST c   -- produces syntax version of constant c from context
35261
wenzelm
parents: 35260
diff changeset
   823
      XCONST c  -- literally c, checked as constant from context
wenzelm
parents: 35260
diff changeset
   824
      c         -- literally c, if declared by 'syntax'
wenzelm
parents: 35260
diff changeset
   825
wenzelm
parents: 35260
diff changeset
   826
    Plain identifiers are treated as AST variables -- occasionally the
wenzelm
parents: 35260
diff changeset
   827
    system indicates accidental variables via the error "rhs contains
wenzelm
parents: 35260
diff changeset
   828
    extra variables".
35260
41e82c1b5586 NEWS: authentic syntax for *all* term constants;
wenzelm
parents: 35130
diff changeset
   829
35436
38b291bb4a98 authentic syntax for *all* logical entities;
wenzelm
parents: 35413
diff changeset
   830
    Type classes and type constructors are marked according to their
38b291bb4a98 authentic syntax for *all* logical entities;
wenzelm
parents: 35413
diff changeset
   831
    concrete syntax.  Some old translations rules need to be written
38b291bb4a98 authentic syntax for *all* logical entities;
wenzelm
parents: 35413
diff changeset
   832
    for the "type" category, using type constructor application
38b291bb4a98 authentic syntax for *all* logical entities;
wenzelm
parents: 35413
diff changeset
   833
    instead of pseudo-term application of the default category
38b291bb4a98 authentic syntax for *all* logical entities;
wenzelm
parents: 35413
diff changeset
   834
    "logic".
38b291bb4a98 authentic syntax for *all* logical entities;
wenzelm
parents: 35413
diff changeset
   835
35260
41e82c1b5586 NEWS: authentic syntax for *all* term constants;
wenzelm
parents: 35130
diff changeset
   836
  - 'parse_translation' etc. in ML may use the following
41e82c1b5586 NEWS: authentic syntax for *all* term constants;
wenzelm
parents: 35130
diff changeset
   837
    antiquotations:
41e82c1b5586 NEWS: authentic syntax for *all* term constants;
wenzelm
parents: 35130
diff changeset
   838
35436
38b291bb4a98 authentic syntax for *all* logical entities;
wenzelm
parents: 35413
diff changeset
   839
      @{class_syntax c}   -- type class c within parse tree / AST
38b291bb4a98 authentic syntax for *all* logical entities;
wenzelm
parents: 35413
diff changeset
   840
      @{term_syntax c}    -- type constructor c within parse tree / AST
35260
41e82c1b5586 NEWS: authentic syntax for *all* term constants;
wenzelm
parents: 35130
diff changeset
   841
      @{const_syntax c}   -- ML version of "CONST c" above
41e82c1b5586 NEWS: authentic syntax for *all* term constants;
wenzelm
parents: 35130
diff changeset
   842
      @{syntax_const c}   -- literally c (checked wrt. 'syntax' declarations)
41e82c1b5586 NEWS: authentic syntax for *all* term constants;
wenzelm
parents: 35130
diff changeset
   843
35436
38b291bb4a98 authentic syntax for *all* logical entities;
wenzelm
parents: 35413
diff changeset
   844
  - Literal types within 'typed_print_translations', i.e. those *not*
38b291bb4a98 authentic syntax for *all* logical entities;
wenzelm
parents: 35413
diff changeset
   845
    represented as pseudo-terms are represented verbatim.  Use @{class
38b291bb4a98 authentic syntax for *all* logical entities;
wenzelm
parents: 35413
diff changeset
   846
    c} or @{type_name c} here instead of the above syntax
38b291bb4a98 authentic syntax for *all* logical entities;
wenzelm
parents: 35413
diff changeset
   847
    antiquotations.
38b291bb4a98 authentic syntax for *all* logical entities;
wenzelm
parents: 35413
diff changeset
   848
35260
41e82c1b5586 NEWS: authentic syntax for *all* term constants;
wenzelm
parents: 35130
diff changeset
   849
Note that old non-authentic syntax was based on unqualified base
35436
38b291bb4a98 authentic syntax for *all* logical entities;
wenzelm
parents: 35413
diff changeset
   850
names, so all of the above "constant" names would coincide.  Recall
38b291bb4a98 authentic syntax for *all* logical entities;
wenzelm
parents: 35413
diff changeset
   851
that 'print_syntax' and ML_command "set Syntax.trace_ast" help to
38b291bb4a98 authentic syntax for *all* logical entities;
wenzelm
parents: 35413
diff changeset
   852
diagnose syntax problems.
35260
41e82c1b5586 NEWS: authentic syntax for *all* term constants;
wenzelm
parents: 35130
diff changeset
   853
35351
7425aece4ee3 allow general mixfix syntax for type constructors;
wenzelm
parents: 35306
diff changeset
   854
* Type constructors admit general mixfix syntax, not just infix.
7425aece4ee3 allow general mixfix syntax for type constructors;
wenzelm
parents: 35306
diff changeset
   855
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
   856
* 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
   857
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
   858
'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
   859
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
   860
37351
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   861
* Discontinued unnamed infix syntax (legacy feature for many years) --
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   862
need to specify constant name and syntax separately.  Internal ML
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   863
datatype constructors have been renamed from InfixName to Infix etc.
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   864
Minor INCOMPATIBILITY.
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   865
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   866
* Schematic theorem statements need to be explicitly markup as such,
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   867
via commands 'schematic_lemma', 'schematic_theorem',
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   868
'schematic_corollary'.  Thus the relevance of the proof is made
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   869
syntactically clear, which impacts performance in a parallel or
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   870
asynchronous interactive environment.  Minor INCOMPATIBILITY.
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   871
35613
9d3ff36ad4e1 eliminated Args.bang_facts (legacy feature);
wenzelm
parents: 35436
diff changeset
   872
* Use of cumulative prems via "!" in some proof methods has been
37351
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   873
discontinued (old legacy feature).
35613
9d3ff36ad4e1 eliminated Args.bang_facts (legacy feature);
wenzelm
parents: 35436
diff changeset
   874
35979
12bb31230550 replaced references 'trace_simp' and 'debug_simp' by configuration options stored in the context
boehmes
parents: 35845
diff changeset
   875
* References 'trace_simp' and 'debug_simp' have been replaced by
36857
59ed53700145 minor tuning;
wenzelm
parents: 36856
diff changeset
   876
configuration options stored in the context. Enabling tracing (the
59ed53700145 minor tuning;
wenzelm
parents: 36856
diff changeset
   877
case of debugging is similar) in proofs works via
59ed53700145 minor tuning;
wenzelm
parents: 36856
diff changeset
   878
59ed53700145 minor tuning;
wenzelm
parents: 36856
diff changeset
   879
  using [[trace_simp = true]]
59ed53700145 minor tuning;
wenzelm
parents: 36856
diff changeset
   880
59ed53700145 minor tuning;
wenzelm
parents: 36856
diff changeset
   881
Tracing is then active for all invocations of the simplifier in
59ed53700145 minor tuning;
wenzelm
parents: 36856
diff changeset
   882
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
   883
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
   884
36177
8e0770d2e499 separate commands 'hide_class', 'hide_type', 'hide_const', 'hide_fact';
wenzelm
parents: 36162
diff changeset
   885
* Separate commands 'hide_class', 'hide_type', 'hide_const',
8e0770d2e499 separate commands 'hide_class', 'hide_type', 'hide_const', 'hide_fact';
wenzelm
parents: 36162
diff changeset
   886
'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
   887
INCOMPATIBILITY.
8e0770d2e499 separate commands 'hide_class', 'hide_type', 'hide_const', 'hide_fact';
wenzelm
parents: 36162
diff changeset
   888
37298
1f3ca94ccb84 improved parallelism of proof term normalization;
wenzelm
parents: 37273
diff changeset
   889
* Improved parallelism of proof term normalization: usedir -p2 -q0 is
1f3ca94ccb84 improved parallelism of proof term normalization;
wenzelm
parents: 37273
diff changeset
   890
more efficient than combinations with -q1 or -q2.
1f3ca94ccb84 improved parallelism of proof term normalization;
wenzelm
parents: 37273
diff changeset
   891
35260
41e82c1b5586 NEWS: authentic syntax for *all* term constants;
wenzelm
parents: 35130
diff changeset
   892
34170
254ac75e4c38 reduced code generator cache to the baremost minimum; corrected spelling
haftmann
parents: 34076
diff changeset
   893
*** Pure ***
254ac75e4c38 reduced code generator cache to the baremost minimum; corrected spelling
haftmann
parents: 34076
diff changeset
   894
37351
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   895
* Proofterms record type-class reasoning explicitly, using the
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   896
"unconstrain" operation internally.  This eliminates all sort
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   897
constraints from a theorem and proof, introducing explicit
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   898
OFCLASS-premises.  On the proof term level, this operation is
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   899
automatically applied at theorem boundaries, such that closed proofs
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   900
are always free of sort constraints.  INCOMPATIBILITY for tools that
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   901
inspect proof terms.
36147
b43b22f63665 theory RBT with abstract type of red-black trees backed by implementation RBT_Impl
haftmann
parents: 36096
diff changeset
   902
35765
09e238561460 local theory specifications handle hidden polymorphism implicitly;
wenzelm
parents: 35763
diff changeset
   903
* Local theory specifications may depend on extra type variables that
09e238561460 local theory specifications handle hidden polymorphism implicitly;
wenzelm
parents: 35763
diff changeset
   904
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
   905
are added internally.  For example:
09e238561460 local theory specifications handle hidden polymorphism implicitly;
wenzelm
parents: 35763
diff changeset
   906
09e238561460 local theory specifications handle hidden polymorphism implicitly;
wenzelm
parents: 35763
diff changeset
   907
  definition unitary :: bool where "unitary = (ALL (x::'a) y. x = y)"
09e238561460 local theory specifications handle hidden polymorphism implicitly;
wenzelm
parents: 35763
diff changeset
   908
37351
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   909
* Predicates of locales introduced by classes carry a mandatory
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   910
"class" prefix.  INCOMPATIBILITY.
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   911
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   912
* Vacuous class specifications observe default sort.  INCOMPATIBILITY.
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   913
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   914
* Old 'axclass' command has been discontinued.  INCOMPATIBILITY, use
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   915
'class' instead.
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   916
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   917
* Command 'code_reflect' allows to incorporate generated ML code into
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   918
runtime environment; replaces immature code_datatype antiquotation.
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   919
INCOMPATIBILITY.
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   920
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   921
* Code generator: simple concept for abstract datatypes obeying
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   922
invariants.
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   923
36857
59ed53700145 minor tuning;
wenzelm
parents: 36856
diff changeset
   924
* Code generator: details of internal data cache have no impact on the
59ed53700145 minor tuning;
wenzelm
parents: 36856
diff changeset
   925
user space functionality any longer.
59ed53700145 minor tuning;
wenzelm
parents: 36856
diff changeset
   926
37351
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   927
* Methods "unfold_locales" and "intro_locales" ignore non-locale
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   928
subgoals.  This is more appropriate for interpretations with 'where'.
36857
59ed53700145 minor tuning;
wenzelm
parents: 36856
diff changeset
   929
INCOMPATIBILITY.
34170
254ac75e4c38 reduced code generator cache to the baremost minimum; corrected spelling
haftmann
parents: 34076
diff changeset
   930
36356
5ab0f8859f9f command 'example_proof' opens an empty proof body;
wenzelm
parents: 36348
diff changeset
   931
* 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
   932
experiment with Isar, without producing any persistent result.
5ab0f8859f9f command 'example_proof' opens an empty proof body;
wenzelm
parents: 36348
diff changeset
   933
35413
4c7cba1f7ce9 added type_notation command;
wenzelm
parents: 35401
diff changeset
   934
* Commands 'type_notation' and 'no_type_notation' declare type syntax
4c7cba1f7ce9 added type_notation command;
wenzelm
parents: 35401
diff changeset
   935
within a local theory context, with explicit checking of the
4c7cba1f7ce9 added type_notation command;
wenzelm
parents: 35401
diff changeset
   936
constructors involved (in contrast to the raw 'syntax' versions).
4c7cba1f7ce9 added type_notation command;
wenzelm
parents: 35401
diff changeset
   937
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
   938
* 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
   939
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
   940
assumptions, which is not possible in Isabelle/Pure.
35681
8b22a498b034 localized typedecl;
wenzelm
parents: 35613
diff changeset
   941
36857
59ed53700145 minor tuning;
wenzelm
parents: 36856
diff changeset
   942
* Command 'defaultsort' has been renamed to 'default_sort', it works
59ed53700145 minor tuning;
wenzelm
parents: 36856
diff changeset
   943
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
   944
34170
254ac75e4c38 reduced code generator cache to the baremost minimum; corrected spelling
haftmann
parents: 34076
diff changeset
   945
33993
haftmann
parents: 33873
diff changeset
   946
*** HOL ***
haftmann
parents: 33873
diff changeset
   947
37351
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   948
* Command 'typedef' now works within a local theory context -- without
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   949
introducing dependencies on parameters or assumptions, which is not
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   950
possible in Isabelle/Pure/HOL.  Note that the logical environment may
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   951
contain multiple interpretations of local typedefs (with different
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   952
non-emptiness proofs), even in a global theory context.
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   953
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   954
* New package for quotient types.  Commands 'quotient_type' and
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   955
'quotient_definition' may be used for defining types and constants by
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   956
quotient constructions.  An example is the type of integers created by
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   957
quotienting pairs of natural numbers:
37380
35815ce9218a final tuning;
wenzelm
parents: 37375
diff changeset
   958
37351
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   959
  fun
37380
35815ce9218a final tuning;
wenzelm
parents: 37375
diff changeset
   960
    intrel :: "(nat * nat) => (nat * nat) => bool"
37351
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   961
  where
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   962
    "intrel (x, y) (u, v) = (x + v = u + y)"
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   963
37380
35815ce9218a final tuning;
wenzelm
parents: 37375
diff changeset
   964
  quotient_type int = "nat * nat" / intrel
37351
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   965
    by (auto simp add: equivp_def expand_fun_eq)
37380
35815ce9218a final tuning;
wenzelm
parents: 37375
diff changeset
   966
37351
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   967
  quotient_definition
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   968
    "0::int" is "(0::nat, 0::nat)"
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   969
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   970
The method "lifting" can be used to lift of theorems from the
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   971
underlying "raw" type to the quotient type.  The example
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   972
src/HOL/Quotient_Examples/FSet.thy includes such a quotient
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   973
construction and provides a reasoning infrastructure for finite sets.
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   974
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   975
* Renamed Library/Quotient.thy to Library/Quotient_Type.thy to avoid
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   976
clash with new theory Quotient in Main HOL.
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   977
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   978
* Moved the SMT binding into the main HOL session, eliminating
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   979
separate HOL-SMT session.
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
   980
37020
6c699a8e6927 turned old-style mem into an input abbreviation
haftmann
parents: 36979
diff changeset
   981
* List membership infix mem operation is only an input abbreviation.
6c699a8e6927 turned old-style mem into an input abbreviation
haftmann
parents: 36979
diff changeset
   982
INCOMPATIBILITY.
6c699a8e6927 turned old-style mem into an input abbreviation
haftmann
parents: 36979
diff changeset
   983
37144
fd6308b4df72 misc updates for release;
wenzelm
parents: 37143
diff changeset
   984
* Theory Library/Word.thy has been removed.  Use library Word/Word.thy
fd6308b4df72 misc updates for release;
wenzelm
parents: 37143
diff changeset
   985
for future developements; former Library/Word.thy is still present in
fd6308b4df72 misc updates for release;
wenzelm
parents: 37143
diff changeset
   986
the AFP entry RSAPPS.
36963
9a017146675f dropped old Library/Word.thy and toy example ex/Adder.thy
haftmann
parents: 36953
diff changeset
   987
36857
59ed53700145 minor tuning;
wenzelm
parents: 36856
diff changeset
   988
* Theorem Int.int_induct renamed to Int.int_of_nat_induct and is no
59ed53700145 minor tuning;
wenzelm
parents: 36856
diff changeset
   989
longer shadowed.  INCOMPATIBILITY.
36808
cbeb3484fa07 theorem Presburger.int_induct has been renamed to Int.int_bidirectional_induct
haftmann
parents: 36714
diff changeset
   990
36836
49156805321c removed lemma real_sq_order; use power2_le_imp_le instead
huffman
parents: 36830
diff changeset
   991
* 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
   992
INCOMPATIBILITY.
49156805321c removed lemma real_sq_order; use power2_le_imp_le instead
huffman
parents: 36830
diff changeset
   993
49156805321c removed lemma real_sq_order; use power2_le_imp_le instead
huffman
parents: 36830
diff changeset
   994
* 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
   995
INCOMPATIBILITY.
36714
ae84ddf03c58 dropped duplicate comp_arith
haftmann
parents: 36645
diff changeset
   996
36857
59ed53700145 minor tuning;
wenzelm
parents: 36856
diff changeset
   997
* Dropped normalizing_semiring etc; use the facts in semiring classes
59ed53700145 minor tuning;
wenzelm
parents: 36856
diff changeset
   998
instead.  INCOMPATIBILITY.
59ed53700145 minor tuning;
wenzelm
parents: 36856
diff changeset
   999
36979
da7c06ab3169 remove several redundant lemmas about floor and ceiling
huffman
parents: 36972
diff changeset
  1000
* Dropped several real-specific versions of lemmas about floor and
37351
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
  1001
ceiling; use the generic lemmas from theory "Archimedean_Field"
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
  1002
instead.  INCOMPATIBILITY.
36979
da7c06ab3169 remove several redundant lemmas about floor and ceiling
huffman
parents: 36972
diff changeset
  1003
da7c06ab3169 remove several redundant lemmas about floor and ceiling
huffman
parents: 36972
diff changeset
  1004
  floor_number_of_eq         ~> floor_number_of
da7c06ab3169 remove several redundant lemmas about floor and ceiling
huffman
parents: 36972
diff changeset
  1005
  le_floor_eq_number_of      ~> number_of_le_floor
da7c06ab3169 remove several redundant lemmas about floor and ceiling
huffman
parents: 36972
diff changeset
  1006
  le_floor_eq_zero           ~> zero_le_floor
da7c06ab3169 remove several redundant lemmas about floor and ceiling
huffman
parents: 36972
diff changeset
  1007
  le_floor_eq_one            ~> one_le_floor
da7c06ab3169 remove several redundant lemmas about floor and ceiling
huffman
parents: 36972
diff changeset
  1008
  floor_less_eq_number_of    ~> floor_less_number_of
da7c06ab3169 remove several redundant lemmas about floor and ceiling
huffman
parents: 36972
diff changeset
  1009
  floor_less_eq_zero         ~> floor_less_zero
da7c06ab3169 remove several redundant lemmas about floor and ceiling
huffman
parents: 36972
diff changeset
  1010
  floor_less_eq_one          ~> floor_less_one
da7c06ab3169 remove several redundant lemmas about floor and ceiling
huffman
parents: 36972
diff changeset
  1011
  less_floor_eq_number_of    ~> number_of_less_floor
da7c06ab3169 remove several redundant lemmas about floor and ceiling
huffman
parents: 36972
diff changeset
  1012
  less_floor_eq_zero         ~> zero_less_floor
da7c06ab3169 remove several redundant lemmas about floor and ceiling
huffman
parents: 36972
diff changeset
  1013
  less_floor_eq_one          ~> one_less_floor
da7c06ab3169 remove several redundant lemmas about floor and ceiling
huffman
parents: 36972
diff changeset
  1014
  floor_le_eq_number_of      ~> floor_le_number_of
da7c06ab3169 remove several redundant lemmas about floor and ceiling
huffman
parents: 36972
diff changeset
  1015
  floor_le_eq_zero           ~> floor_le_zero
da7c06ab3169 remove several redundant lemmas about floor and ceiling
huffman
parents: 36972
diff changeset
  1016
  floor_le_eq_one            ~> floor_le_one
da7c06ab3169 remove several redundant lemmas about floor and ceiling
huffman
parents: 36972
diff changeset
  1017
  floor_subtract_number_of   ~> floor_diff_number_of
da7c06ab3169 remove several redundant lemmas about floor and ceiling
huffman
parents: 36972
diff changeset
  1018
  floor_subtract_one         ~> floor_diff_one
da7c06ab3169 remove several redundant lemmas about floor and ceiling
huffman
parents: 36972
diff changeset
  1019
  ceiling_number_of_eq       ~> ceiling_number_of
da7c06ab3169 remove several redundant lemmas about floor and ceiling
huffman
parents: 36972
diff changeset
  1020
  ceiling_le_eq_number_of    ~> ceiling_le_number_of
da7c06ab3169 remove several redundant lemmas about floor and ceiling
huffman
parents: 36972
diff changeset
  1021
  ceiling_le_zero_eq         ~> ceiling_le_zero
da7c06ab3169 remove several redundant lemmas about floor and ceiling
huffman
parents: 36972
diff changeset
  1022
  ceiling_le_eq_one          ~> ceiling_le_one
da7c06ab3169 remove several redundant lemmas about floor and ceiling
huffman
parents: 36972
diff changeset
  1023
  less_ceiling_eq_number_of  ~> number_of_less_ceiling
da7c06ab3169 remove several redundant lemmas about floor and ceiling
huffman
parents: 36972
diff changeset
  1024
  less_ceiling_eq_zero       ~> zero_less_ceiling
da7c06ab3169 remove several redundant lemmas about floor and ceiling
huffman
parents: 36972
diff changeset
  1025
  less_ceiling_eq_one        ~> one_less_ceiling
da7c06ab3169 remove several redundant lemmas about floor and ceiling
huffman
parents: 36972
diff changeset
  1026
  ceiling_less_eq_number_of  ~> ceiling_less_number_of
da7c06ab3169 remove several redundant lemmas about floor and ceiling
huffman
parents: 36972
diff changeset
  1027
  ceiling_less_eq_zero       ~> ceiling_less_zero
da7c06ab3169 remove several redundant lemmas about floor and ceiling
huffman
parents: 36972
diff changeset
  1028
  ceiling_less_eq_one        ~> ceiling_less_one
da7c06ab3169 remove several redundant lemmas about floor and ceiling
huffman
parents: 36972
diff changeset
  1029
  le_ceiling_eq_number_of    ~> number_of_le_ceiling
da7c06ab3169 remove several redundant lemmas about floor and ceiling
huffman
parents: 36972
diff changeset
  1030
  le_ceiling_eq_zero         ~> zero_le_ceiling
da7c06ab3169 remove several redundant lemmas about floor and ceiling
huffman
parents: 36972
diff changeset
  1031
  le_ceiling_eq_one          ~> one_le_ceiling
da7c06ab3169 remove several redundant lemmas about floor and ceiling
huffman
parents: 36972
diff changeset
  1032
  ceiling_subtract_number_of ~> ceiling_diff_number_of
da7c06ab3169 remove several redundant lemmas about floor and ceiling
huffman
parents: 36972
diff changeset
  1033
  ceiling_subtract_one       ~> ceiling_diff_one
da7c06ab3169 remove several redundant lemmas about floor and ceiling
huffman
parents: 36972
diff changeset
  1034
37144
fd6308b4df72 misc updates for release;
wenzelm
parents: 37143
diff changeset
  1035
* Theory "Finite_Set": various folding_XXX locales facilitate the
36857
59ed53700145 minor tuning;
wenzelm
parents: 36856
diff changeset
  1036
application of the various fold combinators on finite sets.
59ed53700145 minor tuning;
wenzelm
parents: 36856
diff changeset
  1037
59ed53700145 minor tuning;
wenzelm
parents: 36856
diff changeset
  1038
* Library theory "RBT" renamed to "RBT_Impl"; new library theory "RBT"
59ed53700145 minor tuning;
wenzelm
parents: 36856
diff changeset
  1039
provides abstract red-black tree type which is backed by "RBT_Impl" as
59ed53700145 minor tuning;
wenzelm
parents: 36856
diff changeset
  1040
implementation.  INCOMPATIBILTY.
36147
b43b22f63665 theory RBT with abstract type of red-black trees backed by implementation RBT_Impl
haftmann
parents: 36096
diff changeset
  1041
36830
7902dc7ea11d fix spelling of 'superseded'
huffman
parents: 36829
diff changeset
  1042
* 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
  1043
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
  1044
36829
909d2680e122 NEWS: removed theory PReal
huffman
parents: 36828
diff changeset
  1045
* Theory PReal, including the type "preal" and related operations, has
909d2680e122 NEWS: removed theory PReal
huffman
parents: 36828
diff changeset
  1046
been removed.  INCOMPATIBILITY.
909d2680e122 NEWS: removed theory PReal
huffman
parents: 36828
diff changeset
  1047
37380
35815ce9218a final tuning;
wenzelm
parents: 37375
diff changeset
  1048
* Real: new development using Cauchy Sequences.
35815ce9218a final tuning;
wenzelm
parents: 37375
diff changeset
  1049
37351
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
  1050
* Split off theory "Big_Operators" containing setsum, setprod,
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
  1051
Inf_fin, Sup_fin, Min, Max from theory Finite_Set.  INCOMPATIBILITY.
36857
59ed53700145 minor tuning;
wenzelm
parents: 36856
diff changeset
  1052
59ed53700145 minor tuning;
wenzelm
parents: 36856
diff changeset
  1053
* Theory "Rational" renamed to "Rat", for consistency with "Nat",
59ed53700145 minor tuning;
wenzelm
parents: 36856
diff changeset
  1054
"Int" etc.  INCOMPATIBILITY.
59ed53700145 minor tuning;
wenzelm
parents: 36856
diff changeset
  1055
37351
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
  1056
* Constant Rat.normalize needs to be qualified.  INCOMPATIBILITY.
37143
2a5182751151 constant Rat.normalize needs to be qualified;
wenzelm
parents: 37087
diff changeset
  1057
36857
59ed53700145 minor tuning;
wenzelm
parents: 36856
diff changeset
  1058
* New set of rules "ac_simps" provides combined assoc / commute
59ed53700145 minor tuning;
wenzelm
parents: 36856
diff changeset
  1059
rewrites for all interpretations of the appropriate generic locales.
59ed53700145 minor tuning;
wenzelm
parents: 36856
diff changeset
  1060
59ed53700145 minor tuning;
wenzelm
parents: 36856
diff changeset
  1061
* Renamed theory "OrderedGroup" to "Groups" and split theory
59ed53700145 minor tuning;
wenzelm
parents: 36856
diff changeset
  1062
"Ring_and_Field" into theories "Rings" and "Fields"; for more
59ed53700145 minor tuning;
wenzelm
parents: 36856
diff changeset
  1063
appropriate and more consistent names suitable for name prefixes
59ed53700145 minor tuning;
wenzelm
parents: 36856
diff changeset
  1064
within the HOL theories.  INCOMPATIBILITY.
35050
9f841f20dca6 renamed OrderedGroup to Groups; split theory Ring_and_Field into Rings Fields
haftmann
parents: 35042
diff changeset
  1065
35084
e25eedfc15ce moved constants inverse and divide to Ring.thy
haftmann
parents: 35050
diff changeset
  1066
* Some generic constants have been put to appropriate theories:
36857
59ed53700145 minor tuning;
wenzelm
parents: 36856
diff changeset
  1067
  - less_eq, less: Orderings
59ed53700145 minor tuning;
wenzelm
parents: 36856
diff changeset
  1068
  - zero, one, plus, minus, uminus, times, abs, sgn: Groups
59ed53700145 minor tuning;
wenzelm
parents: 36856
diff changeset
  1069
  - inverse, divide: Rings
35084
e25eedfc15ce moved constants inverse and divide to Ring.thy
haftmann
parents: 35050
diff changeset
  1070
INCOMPATIBILITY.
e25eedfc15ce moved constants inverse and divide to Ring.thy
haftmann
parents: 35050
diff changeset
  1071
36857
59ed53700145 minor tuning;
wenzelm
parents: 36856
diff changeset
  1072
* More consistent naming of type classes involving orderings (and
59ed53700145 minor tuning;
wenzelm
parents: 36856
diff changeset
  1073
lattices):
35027
ed7d12bcf8f8 more consistent naming of type classes involving orderings (and lattices) -- c.f. NEWS
haftmann
parents: 34974
diff changeset
  1074
ed7d12bcf8f8 more consistent naming of type classes involving orderings (and lattices) -- c.f. NEWS
haftmann
parents: 34974
diff changeset
  1075
    lower_semilattice                   ~> semilattice_inf
ed7d12bcf8f8 more consistent naming of type classes involving orderings (and lattices) -- c.f. NEWS
haftmann
parents: 34974
diff changeset
  1076
    upper_semilattice                   ~> semilattice_sup
ed7d12bcf8f8 more consistent naming of type classes involving orderings (and lattices) -- c.f. NEWS
haftmann
parents: 34974
diff changeset
  1077
ed7d12bcf8f8 more consistent naming of type classes involving orderings (and lattices) -- c.f. NEWS
haftmann
parents: 34974
diff changeset
  1078
    dense_linear_order                  ~> dense_linorder
ed7d12bcf8f8 more consistent naming of type classes involving orderings (and lattices) -- c.f. NEWS
haftmann
parents: 34974
diff changeset
  1079
ed7d12bcf8f8 more consistent naming of type classes involving orderings (and lattices) -- c.f. NEWS
haftmann
parents: 34974
diff changeset
  1080
    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
  1081
    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
  1082
    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
  1083
    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
  1084
    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
  1085
    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
  1086
    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
  1087
    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
  1088
    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
  1089
    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
  1090
    pordered_ring                       ~> ordered_ring
ed7d12bcf8f8 more consistent naming of type classes involving orderings (and lattices) -- c.f. NEWS
haftmann
parents: 34974
diff changeset
  1091
    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
  1092
    pordered_semiring                   ~> ordered_semiring
ed7d12bcf8f8 more consistent naming of type classes involving orderings (and lattices) -- c.f. NEWS
haftmann
parents: 34974
diff changeset
  1093
ed7d12bcf8f8 more consistent naming of type classes involving orderings (and lattices) -- c.f. NEWS
haftmann
parents: 34974
diff changeset
  1094
    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
  1095
    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
  1096
    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
  1097
    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
  1098
    ordered_field                       ~> linordered_field
ed7d12bcf8f8 more consistent naming of type classes involving orderings (and lattices) -- c.f. NEWS
haftmann
parents: 34974
diff changeset
  1099
    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
  1100
    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
  1101
    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
  1102
    ordered_idom                        ~> linordered_idom
ed7d12bcf8f8 more consistent naming of type classes involving orderings (and lattices) -- c.f. NEWS
haftmann
parents: 34974
diff changeset
  1103
    ordered_ring                        ~> linordered_ring
ed7d12bcf8f8 more consistent naming of type classes involving orderings (and lattices) -- c.f. NEWS
haftmann
parents: 34974
diff changeset
  1104
    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
  1105
    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
  1106
    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
  1107
    ordered_semidom                     ~> linordered_semidom
ed7d12bcf8f8 more consistent naming of type classes involving orderings (and lattices) -- c.f. NEWS
haftmann
parents: 34974
diff changeset
  1108
    ordered_semiring                    ~> linordered_semiring
ed7d12bcf8f8 more consistent naming of type classes involving orderings (and lattices) -- c.f. NEWS
haftmann
parents: 34974
diff changeset
  1109
    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
  1110
    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
  1111
    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
  1112
36857
59ed53700145 minor tuning;
wenzelm
parents: 36856
diff changeset
  1113
  The following slightly odd type classes have been moved to a
37351
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
  1114
  separate theory Library/Lattice_Algebras:
35032
7efe662e41b4 separate library theory for type classes combining lattices with various algebraic structures
haftmann
parents: 35027
diff changeset
  1115
7efe662e41b4 separate library theory for type classes combining lattices with various algebraic structures
haftmann
parents: 35027
diff changeset
  1116
    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
  1117
    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
  1118
    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
  1119
    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
  1120
    lordered_ring                       ~> lattice_ring
7efe662e41b4 separate library theory for type classes combining lattices with various algebraic structures
haftmann
parents: 35027
diff changeset
  1121
35027
ed7d12bcf8f8 more consistent naming of type classes involving orderings (and lattices) -- c.f. NEWS
haftmann
parents: 34974
diff changeset
  1122
INCOMPATIBILITY.
ed7d12bcf8f8 more consistent naming of type classes involving orderings (and lattices) -- c.f. NEWS
haftmann
parents: 34974
diff changeset
  1123
36416
9459be72b89e NEWS and CONTRIBUTORS
haftmann
parents: 36356
diff changeset
  1124
* Refined field classes:
36857
59ed53700145 minor tuning;
wenzelm
parents: 36856
diff changeset
  1125
  - classes division_ring_inverse_zero, field_inverse_zero,
59ed53700145 minor tuning;
wenzelm
parents: 36856
diff changeset
  1126
    linordered_field_inverse_zero include rule inverse 0 = 0 --
59ed53700145 minor tuning;
wenzelm
parents: 36856
diff changeset
  1127
    subsumes former division_by_zero class;
59ed53700145 minor tuning;
wenzelm
parents: 36856
diff changeset
  1128
  - numerous lemmas have been ported from field to division_ring.
59ed53700145 minor tuning;
wenzelm
parents: 36856
diff changeset
  1129
INCOMPATIBILITY.
36416
9459be72b89e NEWS and CONTRIBUTORS
haftmann
parents: 36356
diff changeset
  1130
9459be72b89e NEWS and CONTRIBUTORS
haftmann
parents: 36356
diff changeset
  1131
* Refined algebra theorem collections:
36857
59ed53700145 minor tuning;
wenzelm
parents: 36856
diff changeset
  1132
  - dropped theorem group group_simps, use algebra_simps instead;
59ed53700145 minor tuning;
wenzelm
parents: 36856
diff changeset
  1133
  - dropped theorem group ring_simps, use field_simps instead;
59ed53700145 minor tuning;
wenzelm
parents: 36856
diff changeset
  1134
  - proper theorem collection field_simps subsumes former theorem
59ed53700145 minor tuning;
wenzelm
parents: 36856
diff changeset
  1135
    groups field_eq_simps and field_simps;
59ed53700145 minor tuning;
wenzelm
parents: 36856
diff changeset
  1136
  - dropped lemma eq_minus_self_iff which is a duplicate for
59ed53700145 minor tuning;
wenzelm
parents: 36856
diff changeset
  1137
    equal_neg_zero.
59ed53700145 minor tuning;
wenzelm
parents: 36856
diff changeset
  1138
INCOMPATIBILITY.
35009
5408e5207131 misc tuning;
wenzelm
parents: 34974
diff changeset
  1139
5408e5207131 misc tuning;
wenzelm
parents: 34974
diff changeset
  1140
* 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
  1141
sets to lattices:
e3daf3c07381 Subgoal.FOCUS (and variants): resulting goal state is normalized as usual for resolution;
wenzelm
parents: 34062
diff changeset
  1142
34007
aea892559fc5 tuned lattices theory fragements; generlized some lemmas from sets to lattices
haftmann
parents: 33994
diff changeset
  1143
  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
  1144
  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
  1145
  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
  1146
  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
  1147
  Inter_fold_inter              ~> Inf_fold_inf
aea892559fc5 tuned lattices theory fragements; generlized some lemmas from sets to lattices
haftmann
parents: 33994
diff changeset
  1148
  Union_fold_union              ~> Sup_fold_sup
aea892559fc5 tuned lattices theory fragements; generlized some lemmas from sets to lattices
haftmann
parents: 33994
diff changeset
  1149
  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
  1150
  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
  1151
  INTER_fold_inter              ~> INFI_fold_inf
aea892559fc5 tuned lattices theory fragements; generlized some lemmas from sets to lattices
haftmann
parents: 33994
diff changeset
  1152
  UNION_fold_union              ~> SUPR_fold_sup
aea892559fc5 tuned lattices theory fragements; generlized some lemmas from sets to lattices
haftmann
parents: 33994
diff changeset
  1153
37351
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
  1154
* Theory "Complete_Lattice": lemmas top_def and bot_def have been
36416
9459be72b89e NEWS and CONTRIBUTORS
haftmann
parents: 36356
diff changeset
  1155
replaced by the more convenient lemmas Inf_empty and Sup_empty.
9459be72b89e NEWS and CONTRIBUTORS
haftmann
parents: 36356
diff changeset
  1156
Dropped lemmas Inf_insert_simp and Sup_insert_simp, which are subsumed
9459be72b89e NEWS and CONTRIBUTORS
haftmann
parents: 36356
diff changeset
  1157
by Inf_insert and Sup_insert.  Lemmas Inf_UNIV and Sup_UNIV replace
9459be72b89e NEWS and CONTRIBUTORS
haftmann
parents: 36356
diff changeset
  1158
former Inf_Univ and Sup_Univ.  Lemmas inf_top_right and sup_bot_right
9459be72b89e NEWS and CONTRIBUTORS
haftmann
parents: 36356
diff changeset
  1159
subsume inf_top and sup_bot respectively.  INCOMPATIBILITY.
9459be72b89e NEWS and CONTRIBUTORS
haftmann
parents: 36356
diff changeset
  1160
36857
59ed53700145 minor tuning;
wenzelm
parents: 36856
diff changeset
  1161
* Reorganized theory Multiset: swapped notation of pointwise and
59ed53700145 minor tuning;
wenzelm
parents: 36856
diff changeset
  1162
multiset order:
37351
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
  1163
36857
59ed53700145 minor tuning;
wenzelm
parents: 36856
diff changeset
  1164
  - pointwise ordering is instance of class order with standard syntax
59ed53700145 minor tuning;
wenzelm
parents: 36856
diff changeset
  1165
    <= and <;
59ed53700145 minor tuning;
wenzelm
parents: 36856
diff changeset
  1166
  - multiset ordering has syntax <=# and <#; partial order properties
59ed53700145 minor tuning;
wenzelm
parents: 36856
diff changeset
  1167
    are provided by means of interpretation with prefix
59ed53700145 minor tuning;
wenzelm
parents: 36856
diff changeset
  1168
    multiset_order;
59ed53700145 minor tuning;
wenzelm
parents: 36856
diff changeset
  1169
  - less duplication, less historical organization of sections,
59ed53700145 minor tuning;
wenzelm
parents: 36856
diff changeset
  1170
    conversion from associations lists to multisets, rudimentary code
59ed53700145 minor tuning;
wenzelm
parents: 36856
diff changeset
  1171
    generation;
59ed53700145 minor tuning;
wenzelm
parents: 36856
diff changeset
  1172
  - use insert_DiffM2 [symmetric] instead of elem_imp_eq_diff_union,
59ed53700145 minor tuning;
wenzelm
parents: 36856
diff changeset
  1173
    if needed.
37351
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
  1174
36903
489c1fbbb028 Multiset: renamed, added and tuned lemmas;
nipkow
parents: 36857
diff changeset
  1175
Renamed:
37351
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
  1176
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
  1177
  multiset_eq_conv_count_eq  ~>  multiset_ext_iff
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
  1178
  multi_count_ext  ~>  multiset_ext
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
  1179
  diff_union_inverse2  ~>  diff_union_cancelR
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
  1180
36857
59ed53700145 minor tuning;
wenzelm
parents: 36856
diff changeset
  1181
INCOMPATIBILITY.
36416
9459be72b89e NEWS and CONTRIBUTORS
haftmann
parents: 36356
diff changeset
  1182
36903
489c1fbbb028 Multiset: renamed, added and tuned lemmas;
nipkow
parents: 36857
diff changeset
  1183
* Theory Permutation: replaced local "remove" by List.remove1.
489c1fbbb028 Multiset: renamed, added and tuned lemmas;
nipkow
parents: 36857
diff changeset
  1184
36416
9459be72b89e NEWS and CONTRIBUTORS
haftmann
parents: 36356
diff changeset
  1185
* Code generation: ML and OCaml code is decorated with signatures.
9459be72b89e NEWS and CONTRIBUTORS
haftmann
parents: 36356
diff changeset
  1186
35009
5408e5207131 misc tuning;
wenzelm
parents: 34974
diff changeset
  1187
* Theory List: added transpose.
5408e5207131 misc tuning;
wenzelm
parents: 34974
diff changeset
  1188
35810
a50237ec0ecd NEWS: Nat_Bijection library
huffman
parents: 35765
diff changeset
  1189
* Library/Nat_Bijection.thy is a collection of bijective functions
a50237ec0ecd NEWS: Nat_Bijection library
huffman
parents: 35765
diff changeset
  1190
between nat and other types, which supersedes the older libraries
a50237ec0ecd NEWS: Nat_Bijection library
huffman
parents: 35765
diff changeset
  1191
Library/Nat_Int_Bij.thy and HOLCF/NatIso.thy.  INCOMPATIBILITY.
a50237ec0ecd NEWS: Nat_Bijection library
huffman
parents: 35765
diff changeset
  1192
a50237ec0ecd NEWS: Nat_Bijection library
huffman
parents: 35765
diff changeset
  1193
  Constants:
a50237ec0ecd NEWS: Nat_Bijection library
huffman
parents: 35765
diff changeset
  1194
  Nat_Int_Bij.nat2_to_nat         ~> prod_encode
a50237ec0ecd NEWS: Nat_Bijection library
huffman
parents: 35765
diff changeset
  1195
  Nat_Int_Bij.nat_to_nat2         ~> prod_decode
a50237ec0ecd NEWS: Nat_Bijection library
huffman
parents: 35765
diff changeset
  1196
  Nat_Int_Bij.int_to_nat_bij      ~> int_encode
a50237ec0ecd NEWS: Nat_Bijection library
huffman
parents: 35765
diff changeset
  1197
  Nat_Int_Bij.nat_to_int_bij      ~> int_decode
a50237ec0ecd NEWS: Nat_Bijection library
huffman
parents: 35765
diff changeset
  1198
  Countable.pair_encode           ~> prod_encode
a50237ec0ecd NEWS: Nat_Bijection library
huffman
parents: 35765
diff changeset
  1199
  NatIso.prod2nat                 ~> prod_encode
a50237ec0ecd NEWS: Nat_Bijection library
huffman
parents: 35765
diff changeset
  1200
  NatIso.nat2prod                 ~> prod_decode
a50237ec0ecd NEWS: Nat_Bijection library
huffman
parents: 35765
diff changeset
  1201
  NatIso.sum2nat                  ~> sum_encode
a50237ec0ecd NEWS: Nat_Bijection library
huffman
parents: 35765
diff changeset
  1202
  NatIso.nat2sum                  ~> sum_decode
a50237ec0ecd NEWS: Nat_Bijection library
huffman
parents: 35765
diff changeset
  1203
  NatIso.list2nat                 ~> list_encode
a50237ec0ecd NEWS: Nat_Bijection library
huffman
parents: 35765
diff changeset
  1204
  NatIso.nat2list                 ~> list_decode
a50237ec0ecd NEWS: Nat_Bijection library
huffman
parents: 35765
diff changeset
  1205
  NatIso.set2nat                  ~> set_encode
a50237ec0ecd NEWS: Nat_Bijection library
huffman
parents: 35765
diff changeset
  1206
  NatIso.nat2set                  ~> set_decode
a50237ec0ecd NEWS: Nat_Bijection library
huffman
parents: 35765
diff changeset
  1207
a50237ec0ecd NEWS: Nat_Bijection library
huffman
parents: 35765
diff changeset
  1208
  Lemmas:
a50237ec0ecd NEWS: Nat_Bijection library
huffman
parents: 35765
diff changeset
  1209
  Nat_Int_Bij.bij_nat_to_int_bij  ~> bij_int_decode
a50237ec0ecd NEWS: Nat_Bijection library
huffman
parents: 35765
diff changeset
  1210
  Nat_Int_Bij.nat2_to_nat_inj     ~> inj_prod_encode
a50237ec0ecd NEWS: Nat_Bijection library
huffman
parents: 35765
diff changeset
  1211
  Nat_Int_Bij.nat2_to_nat_surj    ~> surj_prod_encode
a50237ec0ecd NEWS: Nat_Bijection library
huffman
parents: 35765
diff changeset
  1212
  Nat_Int_Bij.nat_to_nat2_inj     ~> inj_prod_decode
a50237ec0ecd NEWS: Nat_Bijection library
huffman
parents: 35765
diff changeset
  1213
  Nat_Int_Bij.nat_to_nat2_surj    ~> surj_prod_decode
a50237ec0ecd NEWS: Nat_Bijection library
huffman
parents: 35765
diff changeset
  1214
  Nat_Int_Bij.i2n_n2i_id          ~> int_encode_inverse
a50237ec0ecd NEWS: Nat_Bijection library
huffman
parents: 35765
diff changeset
  1215
  Nat_Int_Bij.n2i_i2n_id          ~> int_decode_inverse
a50237ec0ecd NEWS: Nat_Bijection library
huffman
parents: 35765
diff changeset
  1216
  Nat_Int_Bij.surj_nat_to_int_bij ~> surj_int_encode
a50237ec0ecd NEWS: Nat_Bijection library
huffman
parents: 35765
diff changeset
  1217
  Nat_Int_Bij.surj_int_to_nat_bij ~> surj_int_decode
a50237ec0ecd NEWS: Nat_Bijection library
huffman
parents: 35765
diff changeset
  1218
  Nat_Int_Bij.inj_nat_to_int_bij  ~> inj_int_encode
a50237ec0ecd NEWS: Nat_Bijection library
huffman
parents: 35765
diff changeset
  1219
  Nat_Int_Bij.inj_int_to_nat_bij  ~> inj_int_decode
a50237ec0ecd NEWS: Nat_Bijection library
huffman
parents: 35765
diff changeset
  1220
  Nat_Int_Bij.bij_nat_to_int_bij  ~> bij_int_encode
a50237ec0ecd NEWS: Nat_Bijection library
huffman
parents: 35765
diff changeset
  1221
  Nat_Int_Bij.bij_int_to_nat_bij  ~> bij_int_decode
a50237ec0ecd NEWS: Nat_Bijection library
huffman
parents: 35765
diff changeset
  1222
36929
6b8b4f519190 added some Sledgehammer news
blanchet
parents: 36928
diff changeset
  1223
* Sledgehammer:
6b8b4f519190 added some Sledgehammer news
blanchet
parents: 36928
diff changeset
  1224
  - Renamed ATP commands:
6b8b4f519190 added some Sledgehammer news
blanchet
parents: 36928
diff changeset
  1225
    atp_info     ~> sledgehammer running_atps
6b8b4f519190 added some Sledgehammer news
blanchet
parents: 36928
diff changeset
  1226
    atp_kill     ~> sledgehammer kill_atps
6b8b4f519190 added some Sledgehammer news
blanchet
parents: 36928
diff changeset
  1227
    atp_messages ~> sledgehammer messages
6b8b4f519190 added some Sledgehammer news
blanchet
parents: 36928
diff changeset
  1228
    atp_minimize ~> sledgehammer minimize
6b8b4f519190 added some Sledgehammer news
blanchet
parents: 36928
diff changeset
  1229
    print_atps   ~> sledgehammer available_atps
6b8b4f519190 added some Sledgehammer news
blanchet
parents: 36928
diff changeset
  1230
    INCOMPATIBILITY.
6b8b4f519190 added some Sledgehammer news
blanchet
parents: 36928
diff changeset
  1231
  - Added user's manual ("isabelle doc sledgehammer").
6b8b4f519190 added some Sledgehammer news
blanchet
parents: 36928
diff changeset
  1232
  - Added option syntax and "sledgehammer_params" to customize
6b8b4f519190 added some Sledgehammer news
blanchet
parents: 36928
diff changeset
  1233
    Sledgehammer's behavior.  See the manual for details.
6b8b4f519190 added some Sledgehammer news
blanchet
parents: 36928
diff changeset
  1234
  - Modified the Isar proof reconstruction code so that it produces
6b8b4f519190 added some Sledgehammer news
blanchet
parents: 36928
diff changeset
  1235
    direct proofs rather than proofs by contradiction.  (This feature
6b8b4f519190 added some Sledgehammer news
blanchet
parents: 36928
diff changeset
  1236
    is still experimental.)
6b8b4f519190 added some Sledgehammer news
blanchet
parents: 36928
diff changeset
  1237
  - Made Isar proof reconstruction work for SPASS, remote ATPs, and in
6b8b4f519190 added some Sledgehammer news
blanchet
parents: 36928
diff changeset
  1238
    full-typed mode.
6b8b4f519190 added some Sledgehammer news
blanchet
parents: 36928
diff changeset
  1239
  - Added support for TPTP syntax for SPASS via the "spass_tptp" ATP.
6b8b4f519190 added some Sledgehammer news
blanchet
parents: 36928
diff changeset
  1240
36928
637100169bc7 document Nitpick changes
blanchet
parents: 36903
diff changeset
  1241
* Nitpick:
637100169bc7 document Nitpick changes
blanchet
parents: 36903
diff changeset
  1242
  - Added and implemented "binary_ints" and "bits" options.
637100169bc7 document Nitpick changes
blanchet
parents: 36903
diff changeset
  1243
  - Added "std" option and implemented support for nonstandard models.
637100169bc7 document Nitpick changes
blanchet
parents: 36903
diff changeset
  1244
  - Added and implemented "finitize" option to improve the precision
637100169bc7 document Nitpick changes
blanchet
parents: 36903
diff changeset
  1245
    of infinite datatypes based on a monotonicity analysis.
637100169bc7 document Nitpick changes
blanchet
parents: 36903
diff changeset
  1246
  - Added support for quotient types.
637100169bc7 document Nitpick changes
blanchet
parents: 36903
diff changeset
  1247
  - Added support for "specification" and "ax_specification"
637100169bc7 document Nitpick changes
blanchet
parents: 36903
diff changeset
  1248
    constructs.
637100169bc7 document Nitpick changes
blanchet
parents: 36903
diff changeset
  1249
  - Added support for local definitions (for "function" and
637100169bc7 document Nitpick changes
blanchet
parents: 36903
diff changeset
  1250
    "termination" proofs).
637100169bc7 document Nitpick changes
blanchet
parents: 36903
diff changeset
  1251
  - Added support for term postprocessors.
637100169bc7 document Nitpick changes
blanchet
parents: 36903
diff changeset
  1252
  - Optimized "Multiset.multiset" and "FinFun.finfun".
637100169bc7 document Nitpick changes
blanchet
parents: 36903
diff changeset
  1253
  - Improved efficiency of "destroy_constrs" optimization.
637100169bc7 document Nitpick changes
blanchet
parents: 36903
diff changeset
  1254
  - Fixed soundness bugs related to "destroy_constrs" optimization and
637100169bc7 document Nitpick changes
blanchet
parents: 36903
diff changeset
  1255
    record getters.
37272
e0940e692abb update NEWS
blanchet
parents: 37264
diff changeset
  1256
  - Fixed soundness bug related to higher-order constructors.
e0940e692abb update NEWS
blanchet
parents: 37264
diff changeset
  1257
  - Fixed soundness bug when "full_descrs" is enabled.
36928
637100169bc7 document Nitpick changes
blanchet
parents: 36903
diff changeset
  1258
  - 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
  1259
  - Added "atoms" option.
36928
637100169bc7 document Nitpick changes
blanchet
parents: 36903
diff changeset
  1260
  - Added cache to speed up repeated Kodkod invocations on the same
637100169bc7 document Nitpick changes
blanchet
parents: 36903
diff changeset
  1261
    problems.
637100169bc7 document Nitpick changes
blanchet
parents: 36903
diff changeset
  1262
  - Renamed "MiniSatJNI", "zChaffJNI", "BerkMinAlloy", and
637100169bc7 document Nitpick changes
blanchet
parents: 36903
diff changeset
  1263
    "SAT4JLight" to "MiniSat_JNI", "zChaff_JNI", "BerkMin_Alloy", and
637100169bc7 document Nitpick changes
blanchet
parents: 36903
diff changeset
  1264
    "SAT4J_Light".  INCOMPATIBILITY.
637100169bc7 document Nitpick changes
blanchet
parents: 36903
diff changeset
  1265
  - Removed "skolemize", "uncurry", "sym_break", "flatten_prop",
637100169bc7 document Nitpick changes
blanchet
parents: 36903
diff changeset
  1266
    "sharing_depth", and "show_skolems" options.  INCOMPATIBILITY.
37264
8b931fb51cc6 removed "nitpick_intro" attribute -- Nitpick noew uses Spec_Rules instead
blanchet
parents: 37260
diff changeset
  1267
  - Removed "nitpick_intro" attribute.  INCOMPATIBILITY.
36928
637100169bc7 document Nitpick changes
blanchet
parents: 36903
diff changeset
  1268
37361
250f487b3034 Documented changes in induct, cases, and nominal_induct method.
berghofe
parents: 37352
diff changeset
  1269
* 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
  1270
  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
  1271
  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
  1272
  By default, the equalities generated by definitional instantiations
250f487b3034 Documented changes in induct, cases, and nominal_induct method.
berghofe
parents: 37352
diff changeset
  1273
  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
  1274
  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
  1275
  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
  1276
  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
  1277
  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
  1278
  INCOMPATIBILITY.
250f487b3034 Documented changes in induct, cases, and nominal_induct method.
berghofe
parents: 37352
diff changeset
  1279
33993
haftmann
parents: 33873
diff changeset
  1280
36828
6a47f043d498 collected NEWS updates for HOLCF
huffman
parents: 36811
diff changeset
  1281
*** HOLCF ***
6a47f043d498 collected NEWS updates for HOLCF
huffman
parents: 36811
diff changeset
  1282
6a47f043d498 collected NEWS updates for HOLCF
huffman
parents: 36811
diff changeset
  1283
* Variable names in lemmas generated by the domain package have
6a47f043d498 collected NEWS updates for HOLCF
huffman
parents: 36811
diff changeset
  1284
changed; the naming scheme is now consistent with the HOL datatype
6a47f043d498 collected NEWS updates for HOLCF
huffman
parents: 36811
diff changeset
  1285
package.  Some proof scripts may be affected, INCOMPATIBILITY.
6a47f043d498 collected NEWS updates for HOLCF
huffman
parents: 36811
diff changeset
  1286
6a47f043d498 collected NEWS updates for HOLCF
huffman
parents: 36811
diff changeset
  1287
* The domain package no longer defines the function "foo_copy" for
6a47f043d498 collected NEWS updates for HOLCF
huffman
parents: 36811
diff changeset
  1288
recursive domain "foo".  The reach lemma is now stated directly in
6a47f043d498 collected NEWS updates for HOLCF
huffman
parents: 36811
diff changeset
  1289
terms of "foo_take".  Lemmas and proofs that mention "foo_copy" must
6a47f043d498 collected NEWS updates for HOLCF
huffman
parents: 36811
diff changeset
  1290
be reformulated in terms of "foo_take", INCOMPATIBILITY.
6a47f043d498 collected NEWS updates for HOLCF
huffman
parents: 36811
diff changeset
  1291
6a47f043d498 collected NEWS updates for HOLCF
huffman
parents: 36811
diff changeset
  1292
* Most definedness lemmas generated by the domain package (previously
6a47f043d498 collected NEWS updates for HOLCF
huffman
parents: 36811
diff changeset
  1293
of the form "x ~= UU ==> foo$x ~= UU") now have an if-and-only-if form
6a47f043d498 collected NEWS updates for HOLCF
huffman
parents: 36811
diff changeset
  1294
like "foo$x = UU <-> x = UU", which works better as a simp rule.
37351
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
  1295
Proofs that used definedness lemmas as intro rules may break,
36828
6a47f043d498 collected NEWS updates for HOLCF
huffman
parents: 36811
diff changeset
  1296
potential INCOMPATIBILITY.
6a47f043d498 collected NEWS updates for HOLCF
huffman
parents: 36811
diff changeset
  1297
6a47f043d498 collected NEWS updates for HOLCF
huffman
parents: 36811
diff changeset
  1298
* Induction and casedist rules generated by the domain package now
6a47f043d498 collected NEWS updates for HOLCF
huffman
parents: 36811
diff changeset
  1299
declare proper case_names (one called "bottom", and one named for each
6a47f043d498 collected NEWS updates for HOLCF
huffman
parents: 36811
diff changeset
  1300
constructor).  INCOMPATIBILITY.
6a47f043d498 collected NEWS updates for HOLCF
huffman
parents: 36811
diff changeset
  1301
6a47f043d498 collected NEWS updates for HOLCF
huffman
parents: 36811
diff changeset
  1302
* For mutually-recursive domains, separate "reach" and "take_lemma"
6a47f043d498 collected NEWS updates for HOLCF
huffman
parents: 36811
diff changeset
  1303
rules are generated for each domain, INCOMPATIBILITY.
6a47f043d498 collected NEWS updates for HOLCF
huffman
parents: 36811
diff changeset
  1304
6a47f043d498 collected NEWS updates for HOLCF
huffman
parents: 36811
diff changeset
  1305
  foo_bar.reach       ~> foo.reach  bar.reach
6a47f043d498 collected NEWS updates for HOLCF
huffman
parents: 36811
diff changeset
  1306
  foo_bar.take_lemmas ~> foo.take_lemma  bar.take_lemma
6a47f043d498 collected NEWS updates for HOLCF
huffman
parents: 36811
diff changeset
  1307
6a47f043d498 collected NEWS updates for HOLCF
huffman
parents: 36811
diff changeset
  1308
* Some lemmas generated by the domain package have been renamed for
6a47f043d498 collected NEWS updates for HOLCF
huffman
parents: 36811
diff changeset
  1309
consistency with the datatype package, 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
  foo.ind        ~> foo.induct
6a47f043d498 collected NEWS updates for HOLCF
huffman
parents: 36811
diff changeset
  1312
  foo.finite_ind ~> foo.finite_induct
6a47f043d498 collected NEWS updates for HOLCF
huffman
parents: 36811
diff changeset
  1313
  foo.coind      ~> foo.coinduct
6a47f043d498 collected NEWS updates for HOLCF
huffman
parents: 36811
diff changeset
  1314
  foo.casedist   ~> foo.exhaust
6a47f043d498 collected NEWS updates for HOLCF
huffman
parents: 36811
diff changeset
  1315
  foo.exhaust    ~> foo.nchotomy
6a47f043d498 collected NEWS updates for HOLCF
huffman
parents: 36811
diff changeset
  1316
6a47f043d498 collected NEWS updates for HOLCF
huffman
parents: 36811
diff changeset
  1317
* For consistency with other definition packages, the fixrec package
6a47f043d498 collected NEWS updates for HOLCF
huffman
parents: 36811
diff changeset
  1318
now generates qualified theorem names, INCOMPATIBILITY.
6a47f043d498 collected NEWS updates for HOLCF
huffman
parents: 36811
diff changeset
  1319
6a47f043d498 collected NEWS updates for HOLCF
huffman
parents: 36811
diff changeset
  1320
  foo_simps  ~> foo.simps
6a47f043d498 collected NEWS updates for HOLCF
huffman
parents: 36811
diff changeset
  1321
  foo_unfold ~> foo.unfold
6a47f043d498 collected NEWS updates for HOLCF
huffman
parents: 36811
diff changeset
  1322
  foo_induct ~> foo.induct
6a47f043d498 collected NEWS updates for HOLCF
huffman
parents: 36811
diff changeset
  1323
37087
dd47971b9875 NEWS: removed fixrec_simp attribute
huffman
parents: 37020
diff changeset
  1324
* The "fixrec_simp" attribute has been removed.  The "fixrec_simp"
dd47971b9875 NEWS: removed fixrec_simp attribute
huffman
parents: 37020
diff changeset
  1325
method and internal fixrec proofs now use the default simpset instead.
dd47971b9875 NEWS: removed fixrec_simp attribute
huffman
parents: 37020
diff changeset
  1326
INCOMPATIBILITY.
dd47971b9875 NEWS: removed fixrec_simp attribute
huffman
parents: 37020
diff changeset
  1327
36828
6a47f043d498 collected NEWS updates for HOLCF
huffman
parents: 36811
diff changeset
  1328
* The "contlub" predicate has been removed.  Proof scripts should use
6a47f043d498 collected NEWS updates for HOLCF
huffman
parents: 36811
diff changeset
  1329
lemma contI2 in place of monocontlub2cont, INCOMPATIBILITY.
6a47f043d498 collected NEWS updates for HOLCF
huffman
parents: 36811
diff changeset
  1330
6a47f043d498 collected NEWS updates for HOLCF
huffman
parents: 36811
diff changeset
  1331
* The "admw" predicate has been removed, INCOMPATIBILITY.
6a47f043d498 collected NEWS updates for HOLCF
huffman
parents: 36811
diff changeset
  1332
6a47f043d498 collected NEWS updates for HOLCF
huffman
parents: 36811
diff changeset
  1333
* The constants cpair, cfst, and csnd have been removed in favor of
6a47f043d498 collected NEWS updates for HOLCF
huffman
parents: 36811
diff changeset
  1334
Pair, fst, and snd from Isabelle/HOL, INCOMPATIBILITY.
6a47f043d498 collected NEWS updates for HOLCF
huffman
parents: 36811
diff changeset
  1335
6a47f043d498 collected NEWS updates for HOLCF
huffman
parents: 36811
diff changeset
  1336
33993
haftmann
parents: 33873
diff changeset
  1337
*** ML ***
haftmann
parents: 33873
diff changeset
  1338
37351
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
  1339
* Antiquotations for basic formal entities:
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
  1340
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
  1341
    @{class NAME}         -- type class
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
  1342
    @{class_syntax NAME}  -- syntax representation of the above
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
  1343
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
  1344
    @{type_name NAME}     -- logical type
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
  1345
    @{type_abbrev NAME}   -- type abbreviation
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
  1346
    @{nonterminal NAME}   -- type of concrete syntactic category
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
  1347
    @{type_syntax NAME}   -- syntax representation of any of the above
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
  1348
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
  1349
    @{const_name NAME}    -- logical constant (INCOMPATIBILITY)
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
  1350
    @{const_abbrev NAME}  -- abbreviated constant
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
  1351
    @{const_syntax NAME}  -- syntax representation of any of the above
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
  1352
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
  1353
* Antiquotation @{syntax_const NAME} ensures that NAME refers to a raw
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
  1354
syntax constant (cf. 'syntax' command).
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
  1355
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
  1356
* Antiquotation @{make_string} inlines a function to print arbitrary
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
  1357
values similar to the ML toplevel.  The result is compiler dependent
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
  1358
and may fall back on "?" in certain situations.
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
  1359
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
  1360
* Diagnostic commands 'ML_val' and 'ML_command' may refer to
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
  1361
antiquotations @{Isar.state} and @{Isar.goal}.  This replaces impure
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
  1362
Isar.state() and Isar.goal(), which belong to the old TTY loop and do
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
  1363
not work with the asynchronous Isar document model.
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
  1364
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
  1365
* Configuration options now admit dynamic default values, depending on
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
  1366
the context or even global references.
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
  1367
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
  1368
* SHA1.digest digests strings according to SHA-1 (see RFC 3174).  It
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
  1369
uses an efficient external library if available (for Poly/ML).
f34699c3e98e more NEWS;
wenzelm
parents: 37316
diff changeset
  1370
37144
fd6308b4df72 misc updates for release;
wenzelm
parents: 37143
diff changeset
  1371
* Renamed some important ML structures, while keeping the old names
fd6308b4df72 misc updates for release;
wenzelm
parents: 37143
diff changeset
  1372
for some time as aliases within the structure Legacy:
fd6308b4df72 misc updates for release;
wenzelm
parents: 37143
diff changeset
  1373
fd6308b4df72 misc updates for release;
wenzelm
parents: 37143
diff changeset
  1374
  OuterKeyword  ~>  Keyword
fd6308b4df72 misc updates for release;
wenzelm
parents: 37143
diff changeset
  1375
  OuterLex      ~>  Token
fd6308b4df72 misc updates for release;
wenzelm
parents: 37143
diff changeset
  1376
  OuterParse    ~>  Parse
fd6308b4df72 misc updates for release;
wenzelm
parents: 37143
diff changeset
  1377
  OuterSyntax   ~>  Outer_Syntax
37216
3165bc303f66 modernized some structure names, keeping a few legacy aliases;
wenzelm
parents: 37158
diff changeset
  1378
  PrintMode     ~>  Print_Mode
37144
fd6308b4df72 misc updates for release;
wenzelm
parents: 37143
diff changeset
  1379
  SpecParse     ~>  Parse_Spec
37216
3165bc303f66 modernized some structure names, keeping a few legacy aliases;
wenzelm
parents: 37158
diff changeset
  1380
  ThyInfo       ~>  Thy_Info
3165bc303f66 modernized some structure names, keeping a few legacy aliases;
wenzelm
parents: 37158
diff changeset
  1381
  ThyLoad       ~>  Thy_Load
3165bc303f66 modernized some structure names, keeping a few legacy aliases;
wenzelm
parents: 37158
diff changeset
  1382
  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
  1383
  TypeInfer     ~>  Type_Infer
37144
fd6308b4df72 misc updates for release;
wenzelm
parents: 37143
diff changeset
  1384
fd6308b4df72 misc updates for release;
wenzelm
parents: 37143
diff changeset
  1385
Note that "open Legacy" simplifies porting of sources, but forgetting
fd6308b4df72 misc updates for release;
wenzelm
parents: 37143
diff changeset
  1386
to remove it again will complicate porting again in the future.
fd6308b4df72 misc updates for release;
wenzelm
parents: 37143
diff changeset
  1387
fd6308b4df72 misc updates for release;
wenzelm
parents: 37143
diff changeset
  1388
* Most operations that refer to a global context are named
fd6308b4df72 misc updates for release;
wenzelm
parents: 37143
diff changeset
  1389
accordingly, e.g. Simplifier.global_context or
fd6308b4df72 misc updates for release;
wenzelm
parents: 37143
diff changeset
  1390
ProofContext.init_global.  There are some situations where a global
fd6308b4df72 misc updates for release;
wenzelm
parents: 37143
diff changeset
  1391
context actually works, but under normal circumstances one needs to
fd6308b4df72 misc updates for release;
wenzelm
parents: 37143
diff changeset
  1392
pass the proper local context through the code!
fd6308b4df72 misc updates for release;
wenzelm
parents: 37143
diff changeset
  1393
fd6308b4df72 misc updates for release;
wenzelm
parents: 37143
diff changeset
  1394
* Discontinued old TheoryDataFun with its copy/init operation -- data
fd6308b4df72 misc updates for release;
wenzelm
parents: 37143
diff changeset
  1395
needs to be pure.  Functor Theory_Data_PP retains the traditional
fd6308b4df72 misc updates for release;
wenzelm
parents: 37143
diff changeset
  1396
Pretty.pp argument to merge, which is absent in the standard
fd6308b4df72 misc updates for release;
wenzelm
parents: 37143
diff changeset
  1397
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
  1398
37144
fd6308b4df72 misc updates for release;
wenzelm
parents: 37143
diff changeset
  1399
* Sorts.certify_sort and derived "cert" operations for types and terms
fd6308b4df72 misc updates for release;
wenzelm
parents: 37143
diff changeset
  1400
no longer minimize sorts.  Thus certification at the boundary of the
fd6308b4df72 misc updates for release;
wenzelm
parents: 37143
diff changeset
  1401
inference kernel becomes invariant under addition of class relations,
fd6308b4df72 misc updates for release;
wenzelm
parents: 37143
diff changeset
  1402
which is an important monotonicity principle.  Sorts are now minimized
fd6308b4df72 misc updates for release;
wenzelm
parents: 37143
diff changeset
  1403
in the syntax layer only, at the boundary between the end-user and the
fd6308b4df72 misc updates for release;
wenzelm
parents: 37143
diff changeset
  1404
system.  Subtle INCOMPATIBILITY, may have to use Sign.minimize_sort
fd6308b4df72 misc updates for release;
wenzelm
parents: 37143
diff changeset
  1405
explicitly in rare situations.
fd6308b4df72 misc updates for release;
wenzelm
parents: 37143
diff changeset
  1406
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
  1407
* 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
  1408
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
  1409
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
  1410
34076
e3daf3c07381 Subgoal.FOCUS (and variants): resulting goal state is normalized as usual for resolution;
wenzelm
parents: 34062
diff changeset
  1411
* 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
  1412
usual for resolution.  Rare INCOMPATIBILITY.
e3daf3c07381 Subgoal.FOCUS (and variants): resulting goal state is normalized as usual for resolution;
wenzelm
parents: 34062
diff