NEWS
author wenzelm
Fri, 13 Nov 2015 16:02:59 +0100
changeset 61658 5dce70aecbfc
parent 61653 71da80a379c6
child 61660 78b371644654
permissions -rw-r--r--
more documentation;
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<
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Isabelle NEWS -- history of user-relevant changes
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=================================================
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(Note: Isabelle/jEdit shows a tree-view of this file in Sidekick.)
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New in this Isabelle version
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----------------------------
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*** General ***
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* Toplevel theorem statements have been simplified as follows:
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  theorems             ~>  lemmas
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  schematic_lemma      ~>  schematic_goal
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  schematic_theorem    ~>  schematic_goal
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  schematic_corollary  ~>  schematic_goal
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Command-line tool "isabelle update_theorems" updates theory sources
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accordingly.
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* Toplevel theorem statement 'proposition' is another alias for
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'theorem'.
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* Syntax for formal comments "-- text" now also supports the symbolic
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form "\<comment> text". Command-line tool "isabelle update_cartouches -c" helps
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to update old sources.
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*** Prover IDE -- Isabelle/Scala/jEdit ***
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* Completion of symbols via prefix of \<name> or \<^name> or \name is
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always possible, independently of the language context. It is never
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implicit: a popup will show up unconditionally.
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* Improved scheduling for urgent print tasks (e.g. command state output,
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interactive queries) wrt. long-running background tasks.
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60986
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* IDE support for the source-level debugger of Poly/ML, to work with
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Isabelle/ML and official Standard ML. Configuration option "ML_debugger"
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and commands 'ML_file_debug', 'ML_file_no_debug', 'SML_file_debug',
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'SML_file_no_debug' control compilation of sources with debugging
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information. The Debugger panel allows to set breakpoints (via context
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menu), step through stopped threads, evaluate local ML expressions etc.
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At least one Debugger view needs to be active to have any effect on the
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running ML program.
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* The main Isabelle executable is managed as single-instance Desktop
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application uniformly on all platforms: Linux, Windows, Mac OS X.
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61198
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* The text overview column (status of errors, warnings etc.) is updated
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asynchronously, leading to much better editor reactivity. Moreover, the
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full document node content is taken into account.
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* The State panel manages explicit proof state output, with jEdit action
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"isabelle.update-state" (shortcut S+ENTER) to trigger update according
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to cursor position.
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* The Output panel no longer shows proof state output by default. This
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reduces resource requirements of prover time and GUI space.
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INCOMPATIBILITY, use the State panel instead or enable option
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"editor_output_state".
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* Action "isabelle-emph" (with keyboard shortcut C+e LEFT) controls
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emphasized text style; the effect is visible in document output, not in
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the editor.
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* Action "isabelle-reset" now uses keyboard shortcut C+e BACK_SPACE,
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instead of former C+e LEFT.
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* New command-line tool "isabelle jedit_client" allows to connect to
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already running Isabelle/jEdit process. This achieves the effect of
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single-instance applications seen on common GUI desktops.
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* The command-line tool "isabelle jedit" and the isabelle.Main
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application wrapper threat the default $USER_HOME/Scratch.thy more
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uniformly, and allow the dummy file argument ":" to open an empty buffer
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instead.
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* The default look-and-feel for Linux is the traditional "Metal", which
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works better with GUI scaling for very high-resolution displays (e.g.
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4K). Moreover, it is generally more robust than "Nimbus".
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*** Document preparation ***
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* There is a new short form for antiquotations with a single argument
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that is a cartouche: \<^name>\<open>...\<close> is equivalent to @{name \<open>...\<close>} and
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\<open>...\<close> without control symbol is equivalent to @{cartouche \<open>...\<close>}.
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\<^name> without following cartouche is equivalent to @{name}. The
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standard Isabelle fonts provide glyphs to render important control
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symbols, e.g. "\<^verbatim>", "\<^emph>", "\<^bold>".
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* Antiquotation @{theory_text} prints uninterpreted theory source text
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(outer syntax with command keywords etc.). This may be used in the short
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form \<^theory_text>\<open>...\<close>.
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* Antiquotations @{command}, @{method}, @{attribute} print checked
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entities of the Isar language.
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* Antiquotations @{noindent}, @{smallskip}, @{medskip}, @{bigskip} with
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corresponding control symbols \<^noindent>, \<^smallskip>, \<^medskip>, \<^bigskip> specify spacing formally, using
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standard LaTeX macros of the same names.
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* Antiquotation @{cartouche} in Isabelle/Pure is the same as @{text}.
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Consequently, \<open>...\<close> without any decoration prints literal quasi-formal
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text. Command-line tool "isabelle update_cartouches -t" helps to update
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old sources, by approximative patching of the content of string and
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cartouche tokens seen in theory sources.
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* The @{text} antiquotation now ignores the antiquotation option
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"source". The given text content is output unconditionally, without any
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surrounding quotes etc. Subtle INCOMPATIBILITY, put quotes into the
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argument where they are really intended, e.g. @{text \<open>"foo"\<close>}. Initial
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or terminal spaces are ignored.
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* HTML presentation uses the standard IsabelleText font and Unicode
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rendering of Isabelle symbols like Isabelle/Scala/jEdit.  The former
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print mode "HTML" loses its special meaning.
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* Commands 'paragraph' and 'subparagraph' provide additional section
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headings. Thus there are 6 levels of standard headings, as in HTML.
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* Text is structured in paragraphs and nested lists, using notation that
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is similar to Markdown. The control symbols for list items are as
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follows:
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  \<^item>  itemize
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  \<^enum>  enumerate
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  \<^descr>  description
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* Command 'text_raw' has been clarified: input text is processed as in
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'text' (with antiquotations and control symbols). The key difference is
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the lack of the surrounding isabelle markup environment in output.
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* Document antiquotations @{emph} and @{bold} output LaTeX source
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recursively, adding appropriate text style markup. These may be used in
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the short form \<^emph>\<open>...\<close> and \<^bold>\<open>...\<close>.
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* Document antiquotation @{footnote} outputs LaTeX source recursively,
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marked as \footnote{}. This may be used in the short form \<^footnote>\<open>...\<close>.
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*** Isar ***
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* Command 'obtain' binds term abbreviations (via 'is' patterns) in the
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proof body as well, abstracted over relevant parameters.
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* Improved type-inference for theorem statement 'obtains': separate
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parameter scope for of each clause.
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* Term abbreviations via 'is' patterns also work for schematic
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statements: result is abstracted over unknowns.
1fd46ced2fa8 more uniform treatment of auto bindings vs. explicit user bindings;
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   154
60414
f25f2f2ba48c support for "if prems" in local goal statements;
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   155
* Local goals ('have', 'show', 'hence', 'thus') allow structured
f25f2f2ba48c support for "if prems" in local goal statements;
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   156
statements like fixes/assumes/shows in theorem specifications, but the
60555
51a6997b1384 support 'when' statement, which corresponds to 'presume';
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   157
notation is postfix with keywords 'if' (or 'when') and 'for'. For
51a6997b1384 support 'when' statement, which corresponds to 'presume';
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   158
example:
60414
f25f2f2ba48c support for "if prems" in local goal statements;
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diff changeset
   159
f25f2f2ba48c support for "if prems" in local goal statements;
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  have result: "C x y"
f25f2f2ba48c support for "if prems" in local goal statements;
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diff changeset
   161
    if "A x" and "B y"
f25f2f2ba48c support for "if prems" in local goal statements;
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   162
    for x :: 'a and y :: 'a
f25f2f2ba48c support for "if prems" in local goal statements;
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diff changeset
   163
    <proof>
f25f2f2ba48c support for "if prems" in local goal statements;
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diff changeset
   164
60449
229bad93377e renamed "prems" to "that";
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   165
The local assumptions are bound to the name "that". The result is
229bad93377e renamed "prems" to "that";
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   166
exported from context of the statement as usual. The above roughly
60414
f25f2f2ba48c support for "if prems" in local goal statements;
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diff changeset
   167
corresponds to a raw proof block like this:
f25f2f2ba48c support for "if prems" in local goal statements;
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diff changeset
   168
f25f2f2ba48c support for "if prems" in local goal statements;
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diff changeset
   169
  {
f25f2f2ba48c support for "if prems" in local goal statements;
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diff changeset
   170
    fix x :: 'a and y :: 'a
60449
229bad93377e renamed "prems" to "that";
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diff changeset
   171
    assume that: "A x" "B y"
60414
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   172
    have "C x y" <proof>
f25f2f2ba48c support for "if prems" in local goal statements;
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diff changeset
   173
  }
f25f2f2ba48c support for "if prems" in local goal statements;
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   174
  note result = this
60406
12cc54fac9b0 allow for_fixes for 'have', 'show' etc.;
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   175
60555
51a6997b1384 support 'when' statement, which corresponds to 'presume';
wenzelm
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diff changeset
   176
The keyword 'when' may be used instead of 'if', to indicate 'presume'
51a6997b1384 support 'when' statement, which corresponds to 'presume';
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   177
instead of 'assume' above.
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   178
61658
5dce70aecbfc more documentation;
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   179
* Assumptions ('assume', 'presume') allow structured statements using
5dce70aecbfc more documentation;
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   180
'if' and 'for', similar to 'have' etc. above. For example:
5dce70aecbfc more documentation;
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   181
5dce70aecbfc more documentation;
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   182
  assume result: "C x y"
5dce70aecbfc more documentation;
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   183
    if "A x" and "B y"
5dce70aecbfc more documentation;
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   184
    for x :: 'a and y :: 'a
5dce70aecbfc more documentation;
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   185
5dce70aecbfc more documentation;
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   186
This assumes "\<And>x y::'a. A x \<Longrightarrow> B y \<Longrightarrow> C x y" and produces a general
5dce70aecbfc more documentation;
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   187
result as usual: "A ?x \<Longrightarrow> B ?y \<Longrightarrow> C ?x ?y".
5dce70aecbfc more documentation;
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   188
5dce70aecbfc more documentation;
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diff changeset
   189
Vacuous quantification in assumptions is omitted, i.e. a for-context
5dce70aecbfc more documentation;
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   190
only effects propositions according to actual use of variables. For
5dce70aecbfc more documentation;
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   191
example:
5dce70aecbfc more documentation;
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diff changeset
   192
5dce70aecbfc more documentation;
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diff changeset
   193
  assume "A x" and "B y" for x and y
5dce70aecbfc more documentation;
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diff changeset
   194
5dce70aecbfc more documentation;
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   195
is equivalent to:
5dce70aecbfc more documentation;
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parents: 61653
diff changeset
   196
5dce70aecbfc more documentation;
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parents: 61653
diff changeset
   197
  assume "\<And>x. A x" and "\<And>y. B y"
5dce70aecbfc more documentation;
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diff changeset
   198
60595
804dfdc82835 premises in 'show' are treated like 'assume';
wenzelm
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diff changeset
   199
* The meaning of 'show' with Pure rule statements has changed: premises
804dfdc82835 premises in 'show' are treated like 'assume';
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   200
are treated in the sense of 'assume', instead of 'presume'. This means,
804dfdc82835 premises in 'show' are treated like 'assume';
wenzelm
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diff changeset
   201
a goal like "\<And>x. A x \<Longrightarrow> B x \<Longrightarrow> C x" can be solved completely as follows:
804dfdc82835 premises in 'show' are treated like 'assume';
wenzelm
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diff changeset
   202
804dfdc82835 premises in 'show' are treated like 'assume';
wenzelm
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diff changeset
   203
  show "\<And>x. A x \<Longrightarrow> B x \<Longrightarrow> C x"
804dfdc82835 premises in 'show' are treated like 'assume';
wenzelm
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diff changeset
   204
804dfdc82835 premises in 'show' are treated like 'assume';
wenzelm
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diff changeset
   205
or:
804dfdc82835 premises in 'show' are treated like 'assume';
wenzelm
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diff changeset
   206
804dfdc82835 premises in 'show' are treated like 'assume';
wenzelm
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diff changeset
   207
  show "C x" if "A x" "B x" for x
804dfdc82835 premises in 'show' are treated like 'assume';
wenzelm
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diff changeset
   208
804dfdc82835 premises in 'show' are treated like 'assume';
wenzelm
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diff changeset
   209
Rare INCOMPATIBILITY, the old behaviour may be recovered as follows:
804dfdc82835 premises in 'show' are treated like 'assume';
wenzelm
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diff changeset
   210
804dfdc82835 premises in 'show' are treated like 'assume';
wenzelm
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diff changeset
   211
  show "C x" when "A x" "B x" for x
804dfdc82835 premises in 'show' are treated like 'assume';
wenzelm
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diff changeset
   212
60406
12cc54fac9b0 allow for_fixes for 'have', 'show' etc.;
wenzelm
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diff changeset
   213
* New command 'supply' supports fact definitions during goal refinement
12cc54fac9b0 allow for_fixes for 'have', 'show' etc.;
wenzelm
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diff changeset
   214
('apply' scripts).
12cc54fac9b0 allow for_fixes for 'have', 'show' etc.;
wenzelm
parents: 60404
diff changeset
   215
60459
2761a2249c83 more on 'consider' and related concepts;
wenzelm
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diff changeset
   216
* New command 'consider' states rules for generalized elimination and
2761a2249c83 more on 'consider' and related concepts;
wenzelm
parents: 60455
diff changeset
   217
case splitting. This is like a toplevel statement "theorem obtains" used
2761a2249c83 more on 'consider' and related concepts;
wenzelm
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diff changeset
   218
within a proof body; or like a multi-branch 'obtain' without activation
2761a2249c83 more on 'consider' and related concepts;
wenzelm
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diff changeset
   219
of the local context elements yet.
2761a2249c83 more on 'consider' and related concepts;
wenzelm
parents: 60455
diff changeset
   220
60455
0c4077939278 implicit rule for method "cases";
wenzelm
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diff changeset
   221
* Proof method "cases" allows to specify the rule as first entry of
0c4077939278 implicit rule for method "cases";
wenzelm
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diff changeset
   222
chained facts.  This is particularly useful with 'consider':
0c4077939278 implicit rule for method "cases";
wenzelm
parents: 60449
diff changeset
   223
0c4077939278 implicit rule for method "cases";
wenzelm
parents: 60449
diff changeset
   224
  consider (a) A | (b) B | (c) C <proof>
0c4077939278 implicit rule for method "cases";
wenzelm
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diff changeset
   225
  then have something
0c4077939278 implicit rule for method "cases";
wenzelm
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diff changeset
   226
  proof cases
0c4077939278 implicit rule for method "cases";
wenzelm
parents: 60449
diff changeset
   227
    case a
0c4077939278 implicit rule for method "cases";
wenzelm
parents: 60449
diff changeset
   228
    then show ?thesis <proof>
0c4077939278 implicit rule for method "cases";
wenzelm
parents: 60449
diff changeset
   229
  next
0c4077939278 implicit rule for method "cases";
wenzelm
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diff changeset
   230
    case b
0c4077939278 implicit rule for method "cases";
wenzelm
parents: 60449
diff changeset
   231
    then show ?thesis <proof>
0c4077939278 implicit rule for method "cases";
wenzelm
parents: 60449
diff changeset
   232
  next
0c4077939278 implicit rule for method "cases";
wenzelm
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diff changeset
   233
    case c
0c4077939278 implicit rule for method "cases";
wenzelm
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diff changeset
   234
    then show ?thesis <proof>
0c4077939278 implicit rule for method "cases";
wenzelm
parents: 60449
diff changeset
   235
  qed
0c4077939278 implicit rule for method "cases";
wenzelm
parents: 60449
diff changeset
   236
60565
b7ee41f72add clarified 'case' command;
wenzelm
parents: 60555
diff changeset
   237
* Command 'case' allows fact name and attribute specification like this:
b7ee41f72add clarified 'case' command;
wenzelm
parents: 60555
diff changeset
   238
b7ee41f72add clarified 'case' command;
wenzelm
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diff changeset
   239
  case a: (c xs)
b7ee41f72add clarified 'case' command;
wenzelm
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diff changeset
   240
  case a [attributes]: (c xs)
b7ee41f72add clarified 'case' command;
wenzelm
parents: 60555
diff changeset
   241
b7ee41f72add clarified 'case' command;
wenzelm
parents: 60555
diff changeset
   242
Facts that are introduced by invoking the case context are uniformly
b7ee41f72add clarified 'case' command;
wenzelm
parents: 60555
diff changeset
   243
qualified by "a"; the same name is used for the cumulative fact. The old
b7ee41f72add clarified 'case' command;
wenzelm
parents: 60555
diff changeset
   244
form "case (c xs) [attributes]" is no longer supported. Rare
b7ee41f72add clarified 'case' command;
wenzelm
parents: 60555
diff changeset
   245
INCOMPATIBILITY, need to adapt uses of case facts in exotic situations,
b7ee41f72add clarified 'case' command;
wenzelm
parents: 60555
diff changeset
   246
and always put attributes in front.
b7ee41f72add clarified 'case' command;
wenzelm
parents: 60555
diff changeset
   247
60618
4c79543cc376 renamed "default" to "standard", to make semantically clear what it is;
wenzelm
parents: 60617
diff changeset
   248
* The standard proof method of commands 'proof' and '..' is now called
4c79543cc376 renamed "default" to "standard", to make semantically clear what it is;
wenzelm
parents: 60617
diff changeset
   249
"standard" to make semantically clear what it is; the old name "default"
4c79543cc376 renamed "default" to "standard", to make semantically clear what it is;
wenzelm
parents: 60617
diff changeset
   250
is still available as legacy for some time. Documentation now explains
4c79543cc376 renamed "default" to "standard", to make semantically clear what it is;
wenzelm
parents: 60617
diff changeset
   251
'..' more accurately as "by standard" instead of "by rule".
4c79543cc376 renamed "default" to "standard", to make semantically clear what it is;
wenzelm
parents: 60617
diff changeset
   252
60631
441fdbfbb2d3 documentation for 'subgoal' command;
wenzelm
parents: 60622
diff changeset
   253
* Command 'subgoal' allows to impose some structure on backward
441fdbfbb2d3 documentation for 'subgoal' command;
wenzelm
parents: 60622
diff changeset
   254
refinements, to avoid proof scripts degenerating into long of 'apply'
441fdbfbb2d3 documentation for 'subgoal' command;
wenzelm
parents: 60622
diff changeset
   255
sequences. Further explanations and examples are given in the isar-ref
441fdbfbb2d3 documentation for 'subgoal' command;
wenzelm
parents: 60622
diff changeset
   256
manual.
441fdbfbb2d3 documentation for 'subgoal' command;
wenzelm
parents: 60622
diff changeset
   257
61166
5976fe402824 renamed method "goals" to "goal_cases" to emphasize its meaning;
wenzelm
parents: 61158
diff changeset
   258
* Proof method "goal_cases" turns the current subgoals into cases within
5976fe402824 renamed method "goals" to "goal_cases" to emphasize its meaning;
wenzelm
parents: 61158
diff changeset
   259
the context; the conclusion is bound to variable ?case in each case. For
5976fe402824 renamed method "goals" to "goal_cases" to emphasize its meaning;
wenzelm
parents: 61158
diff changeset
   260
example:
60617
wenzelm
parents: 60610
diff changeset
   261
wenzelm
parents: 60610
diff changeset
   262
lemma "\<And>x. A x \<Longrightarrow> B x \<Longrightarrow> C x"
60622
wenzelm
parents: 60618
diff changeset
   263
  and "\<And>y z. U y \<Longrightarrow> V z \<Longrightarrow> W y z"
61166
5976fe402824 renamed method "goals" to "goal_cases" to emphasize its meaning;
wenzelm
parents: 61158
diff changeset
   264
proof goal_cases
60622
wenzelm
parents: 60618
diff changeset
   265
  case (1 x)
wenzelm
parents: 60618
diff changeset
   266
  then show ?case using \<open>A x\<close> \<open>B x\<close> sorry
wenzelm
parents: 60618
diff changeset
   267
next
wenzelm
parents: 60618
diff changeset
   268
  case (2 y z)
wenzelm
parents: 60618
diff changeset
   269
  then show ?case using \<open>U y\<close> \<open>V z\<close> sorry
wenzelm
parents: 60618
diff changeset
   270
qed
wenzelm
parents: 60618
diff changeset
   271
wenzelm
parents: 60618
diff changeset
   272
lemma "\<And>x. A x \<Longrightarrow> B x \<Longrightarrow> C x"
wenzelm
parents: 60618
diff changeset
   273
  and "\<And>y z. U y \<Longrightarrow> V z \<Longrightarrow> W y z"
61166
5976fe402824 renamed method "goals" to "goal_cases" to emphasize its meaning;
wenzelm
parents: 61158
diff changeset
   274
proof goal_cases
60617
wenzelm
parents: 60610
diff changeset
   275
  case prems: 1
wenzelm
parents: 60610
diff changeset
   276
  then show ?case using prems sorry
wenzelm
parents: 60610
diff changeset
   277
next
wenzelm
parents: 60610
diff changeset
   278
  case prems: 2
wenzelm
parents: 60610
diff changeset
   279
  then show ?case using prems sorry
wenzelm
parents: 60610
diff changeset
   280
qed
60578
c708dafe2220 added method "goals" for proper subgoal cases;
wenzelm
parents: 60565
diff changeset
   281
60581
d2fbc021a44d implicit goal cases are legacy;
wenzelm
parents: 60578
diff changeset
   282
* The undocumented feature of implicit cases goal1, goal2, goal3, etc.
60617
wenzelm
parents: 60610
diff changeset
   283
is marked as legacy, and will be removed eventually. The proof method
wenzelm
parents: 60610
diff changeset
   284
"goals" achieves a similar effect within regular Isar; often it can be
wenzelm
parents: 60610
diff changeset
   285
done more adequately by other means (e.g. 'consider').
60581
d2fbc021a44d implicit goal cases are legacy;
wenzelm
parents: 60578
diff changeset
   286
60551
2b8342b0d98c clarified nesting of Isar goal structure;
wenzelm
parents: 60525
diff changeset
   287
* Nesting of Isar goal structure has been clarified: the context after
2b8342b0d98c clarified nesting of Isar goal structure;
wenzelm
parents: 60525
diff changeset
   288
the initial backwards refinement is retained for the whole proof, within
2b8342b0d98c clarified nesting of Isar goal structure;
wenzelm
parents: 60525
diff changeset
   289
all its context sections (as indicated via 'next'). This is e.g.
2b8342b0d98c clarified nesting of Isar goal structure;
wenzelm
parents: 60525
diff changeset
   290
relevant for 'using', 'including', 'supply':
2b8342b0d98c clarified nesting of Isar goal structure;
wenzelm
parents: 60525
diff changeset
   291
2b8342b0d98c clarified nesting of Isar goal structure;
wenzelm
parents: 60525
diff changeset
   292
  have "A \<and> A" if a: A for A
2b8342b0d98c clarified nesting of Isar goal structure;
wenzelm
parents: 60525
diff changeset
   293
    supply [simp] = a
2b8342b0d98c clarified nesting of Isar goal structure;
wenzelm
parents: 60525
diff changeset
   294
  proof
2b8342b0d98c clarified nesting of Isar goal structure;
wenzelm
parents: 60525
diff changeset
   295
    show A by simp
2b8342b0d98c clarified nesting of Isar goal structure;
wenzelm
parents: 60525
diff changeset
   296
  next
2b8342b0d98c clarified nesting of Isar goal structure;
wenzelm
parents: 60525
diff changeset
   297
    show A by simp
2b8342b0d98c clarified nesting of Isar goal structure;
wenzelm
parents: 60525
diff changeset
   298
  qed
2b8342b0d98c clarified nesting of Isar goal structure;
wenzelm
parents: 60525
diff changeset
   299
60554
c0e1c121c7c0 added method "sleep";
wenzelm
parents: 60551
diff changeset
   300
* Method "sleep" succeeds after a real-time delay (in seconds). This is
c0e1c121c7c0 added method "sleep";
wenzelm
parents: 60551
diff changeset
   301
occasionally useful for demonstration and testing purposes.
c0e1c121c7c0 added method "sleep";
wenzelm
parents: 60551
diff changeset
   302
60406
12cc54fac9b0 allow for_fixes for 'have', 'show' etc.;
wenzelm
parents: 60404
diff changeset
   303
60331
f215fd466e30 discontinued legacy;
wenzelm
parents: 60310
diff changeset
   304
*** Pure ***
f215fd466e30 discontinued legacy;
wenzelm
parents: 60310
diff changeset
   305
61606
6d5213bd9709 uniform mandatory qualifier for all locale expressions, including 'statespace' parent;
wenzelm
parents: 61604
diff changeset
   306
* Qualifiers in locale expressions default to mandatory ('!') regardless
6d5213bd9709 uniform mandatory qualifier for all locale expressions, including 'statespace' parent;
wenzelm
parents: 61604
diff changeset
   307
of the command. Previously, for 'locale' and 'sublocale' the default was
6d5213bd9709 uniform mandatory qualifier for all locale expressions, including 'statespace' parent;
wenzelm
parents: 61604
diff changeset
   308
optional ('?'). The old synatx '!' has been discontinued.
6d5213bd9709 uniform mandatory qualifier for all locale expressions, including 'statespace' parent;
wenzelm
parents: 61604
diff changeset
   309
INCOMPATIBILITY, remove '!' and add '?' as required.
61565
352c73a689da Qualifiers in locale expressions default to mandatory regardless of the command.
ballarin
parents: 61551
diff changeset
   310
61566
c3d6e570ccef Keyword 'rewrites' identifies rewrite morphisms.
ballarin
parents: 61565
diff changeset
   311
* Keyword 'rewrites' identifies rewrite morphisms in interpretation
61606
6d5213bd9709 uniform mandatory qualifier for all locale expressions, including 'statespace' parent;
wenzelm
parents: 61604
diff changeset
   312
commands.  Previously, the keyword was 'where'.  INCOMPATIBILITY.
61566
c3d6e570ccef Keyword 'rewrites' identifies rewrite morphisms.
ballarin
parents: 61565
diff changeset
   313
61252
c165f0472d57 separate command 'print_definitions';
wenzelm
parents: 61218
diff changeset
   314
* Command 'print_definitions' prints dependencies of definitional
c165f0472d57 separate command 'print_definitions';
wenzelm
parents: 61218
diff changeset
   315
specifications. This functionality used to be part of 'print_theory'.
c165f0472d57 separate command 'print_definitions';
wenzelm
parents: 61218
diff changeset
   316
60489
bfd9b7302a82 vacuous fact `TERM x`;
wenzelm
parents: 60479
diff changeset
   317
* The vacuous fact "TERM x" may be established "by fact" or as `TERM x`
bfd9b7302a82 vacuous fact `TERM x`;
wenzelm
parents: 60479
diff changeset
   318
as well, not just "by this" or "." as before.
bfd9b7302a82 vacuous fact `TERM x`;
wenzelm
parents: 60479
diff changeset
   319
60331
f215fd466e30 discontinued legacy;
wenzelm
parents: 60310
diff changeset
   320
* Configuration option rule_insts_schematic has been discontinued
f215fd466e30 discontinued legacy;
wenzelm
parents: 60310
diff changeset
   321
(intermediate legacy feature in Isabelle2015).  INCOMPATIBILITY.
f215fd466e30 discontinued legacy;
wenzelm
parents: 60310
diff changeset
   322
60347
7d64ad9910e2 explicit argument expansion of uncheck rules;
haftmann
parents: 60331
diff changeset
   323
* Abbreviations in type classes now carry proper sort constraint.
7d64ad9910e2 explicit argument expansion of uncheck rules;
haftmann
parents: 60331
diff changeset
   324
Rare INCOMPATIBILITY in situations where the previous misbehaviour
61228
haftmann
parents: 61226
diff changeset
   325
has been exploited.
60347
7d64ad9910e2 explicit argument expansion of uncheck rules;
haftmann
parents: 60331
diff changeset
   326
7d64ad9910e2 explicit argument expansion of uncheck rules;
haftmann
parents: 60331
diff changeset
   327
* Refinement of user-space type system in type classes: pseudo-local
7d64ad9910e2 explicit argument expansion of uncheck rules;
haftmann
parents: 60331
diff changeset
   328
operations behave more similar to abbreviations.  Potential
7d64ad9910e2 explicit argument expansion of uncheck rules;
haftmann
parents: 60331
diff changeset
   329
INCOMPATIBILITY in exotic situations.
7d64ad9910e2 explicit argument expansion of uncheck rules;
haftmann
parents: 60331
diff changeset
   330
7d64ad9910e2 explicit argument expansion of uncheck rules;
haftmann
parents: 60331
diff changeset
   331
60171
b3be7677461e no more simp_legacy_precond
nipkow
parents: 60138
diff changeset
   332
*** HOL ***
b3be7677461e no more simp_legacy_precond
nipkow
parents: 60138
diff changeset
   333
61424
c3658c18b7bc prod_case as canonical name for product type eliminator
haftmann
parents: 61405
diff changeset
   334
* Combinator to represent case distinction on products is named "case_prod",
c3658c18b7bc prod_case as canonical name for product type eliminator
haftmann
parents: 61405
diff changeset
   335
uniformly, discontinuing any input aliasses.  Very popular theorem aliasses
c3658c18b7bc prod_case as canonical name for product type eliminator
haftmann
parents: 61405
diff changeset
   336
have been retained.
c3658c18b7bc prod_case as canonical name for product type eliminator
haftmann
parents: 61405
diff changeset
   337
Consolidated facts:
c3658c18b7bc prod_case as canonical name for product type eliminator
haftmann
parents: 61405
diff changeset
   338
  PairE ~> prod.exhaust
c3658c18b7bc prod_case as canonical name for product type eliminator
haftmann
parents: 61405
diff changeset
   339
  Pair_eq ~> prod.inject
c3658c18b7bc prod_case as canonical name for product type eliminator
haftmann
parents: 61405
diff changeset
   340
  pair_collapse ~> prod.collapse
c3658c18b7bc prod_case as canonical name for product type eliminator
haftmann
parents: 61405
diff changeset
   341
  Pair_fst_snd_eq ~> prod_eq_iff
c3658c18b7bc prod_case as canonical name for product type eliminator
haftmann
parents: 61405
diff changeset
   342
  split_twice ~> prod.case_distrib
c3658c18b7bc prod_case as canonical name for product type eliminator
haftmann
parents: 61405
diff changeset
   343
  split_weak_cong ~> prod.case_cong_weak
c3658c18b7bc prod_case as canonical name for product type eliminator
haftmann
parents: 61405
diff changeset
   344
  split_split ~> prod.split
c3658c18b7bc prod_case as canonical name for product type eliminator
haftmann
parents: 61405
diff changeset
   345
  split_split_asm ~> prod.split_asm
c3658c18b7bc prod_case as canonical name for product type eliminator
haftmann
parents: 61405
diff changeset
   346
  splitI ~> case_prodI
c3658c18b7bc prod_case as canonical name for product type eliminator
haftmann
parents: 61405
diff changeset
   347
  splitD ~> case_prodD
c3658c18b7bc prod_case as canonical name for product type eliminator
haftmann
parents: 61405
diff changeset
   348
  splitI2 ~> case_prodI2
c3658c18b7bc prod_case as canonical name for product type eliminator
haftmann
parents: 61405
diff changeset
   349
  splitI2' ~> case_prodI2'
c3658c18b7bc prod_case as canonical name for product type eliminator
haftmann
parents: 61405
diff changeset
   350
  splitE ~> case_prodE
c3658c18b7bc prod_case as canonical name for product type eliminator
haftmann
parents: 61405
diff changeset
   351
  splitE' ~> case_prodE'
c3658c18b7bc prod_case as canonical name for product type eliminator
haftmann
parents: 61405
diff changeset
   352
  split_pair ~> case_prod_Pair
c3658c18b7bc prod_case as canonical name for product type eliminator
haftmann
parents: 61405
diff changeset
   353
  split_eta ~> case_prod_eta
c3658c18b7bc prod_case as canonical name for product type eliminator
haftmann
parents: 61405
diff changeset
   354
  split_comp ~> case_prod_comp
c3658c18b7bc prod_case as canonical name for product type eliminator
haftmann
parents: 61405
diff changeset
   355
  mem_splitI ~> mem_case_prodI
c3658c18b7bc prod_case as canonical name for product type eliminator
haftmann
parents: 61405
diff changeset
   356
  mem_splitI2 ~> mem_case_prodI2
c3658c18b7bc prod_case as canonical name for product type eliminator
haftmann
parents: 61405
diff changeset
   357
  mem_splitE ~> mem_case_prodE
c3658c18b7bc prod_case as canonical name for product type eliminator
haftmann
parents: 61405
diff changeset
   358
  The_split ~> The_case_prod
c3658c18b7bc prod_case as canonical name for product type eliminator
haftmann
parents: 61405
diff changeset
   359
  cond_split_eta ~> cond_case_prod_eta
c3658c18b7bc prod_case as canonical name for product type eliminator
haftmann
parents: 61405
diff changeset
   360
  Collect_split_in_rel_leE ~> Collect_case_prod_in_rel_leE
c3658c18b7bc prod_case as canonical name for product type eliminator
haftmann
parents: 61405
diff changeset
   361
  Collect_split_in_rel_leI ~> Collect_case_prod_in_rel_leI
c3658c18b7bc prod_case as canonical name for product type eliminator
haftmann
parents: 61405
diff changeset
   362
  in_rel_Collect_split_eq ~> in_rel_Collect_case_prod_eq
c3658c18b7bc prod_case as canonical name for product type eliminator
haftmann
parents: 61405
diff changeset
   363
  Collect_split_Grp_eqD ~> Collect_case_prod_Grp_eqD
c3658c18b7bc prod_case as canonical name for product type eliminator
haftmann
parents: 61405
diff changeset
   364
  Collect_split_Grp_inD ~> Collect_case_prod_Grp_in
c3658c18b7bc prod_case as canonical name for product type eliminator
haftmann
parents: 61405
diff changeset
   365
  Domain_Collect_split ~> Domain_Collect_case_prod
c3658c18b7bc prod_case as canonical name for product type eliminator
haftmann
parents: 61405
diff changeset
   366
  Image_Collect_split ~> Image_Collect_case_prod
c3658c18b7bc prod_case as canonical name for product type eliminator
haftmann
parents: 61405
diff changeset
   367
  Range_Collect_split ~> Range_Collect_case_prod
c3658c18b7bc prod_case as canonical name for product type eliminator
haftmann
parents: 61405
diff changeset
   368
  Eps_split ~> Eps_case_prod
c3658c18b7bc prod_case as canonical name for product type eliminator
haftmann
parents: 61405
diff changeset
   369
  Eps_split_eq ~> Eps_case_prod_eq
c3658c18b7bc prod_case as canonical name for product type eliminator
haftmann
parents: 61405
diff changeset
   370
  split_rsp ~> case_prod_rsp
c3658c18b7bc prod_case as canonical name for product type eliminator
haftmann
parents: 61405
diff changeset
   371
  curry_split ~> curry_case_prod
c3658c18b7bc prod_case as canonical name for product type eliminator
haftmann
parents: 61405
diff changeset
   372
  split_curry ~> case_prod_curry
c3658c18b7bc prod_case as canonical name for product type eliminator
haftmann
parents: 61405
diff changeset
   373
Changes in structure HOLogic:
c3658c18b7bc prod_case as canonical name for product type eliminator
haftmann
parents: 61405
diff changeset
   374
  split_const ~> case_prod_const
c3658c18b7bc prod_case as canonical name for product type eliminator
haftmann
parents: 61405
diff changeset
   375
  mk_split ~> mk_case_prod
c3658c18b7bc prod_case as canonical name for product type eliminator
haftmann
parents: 61405
diff changeset
   376
  mk_psplits ~> mk_ptupleabs
c3658c18b7bc prod_case as canonical name for product type eliminator
haftmann
parents: 61405
diff changeset
   377
  strip_psplits ~> strip_ptupleabs
c3658c18b7bc prod_case as canonical name for product type eliminator
haftmann
parents: 61405
diff changeset
   378
INCOMPATIBILITY.
c3658c18b7bc prod_case as canonical name for product type eliminator
haftmann
parents: 61405
diff changeset
   379
61308
bb0596c7f921 avoid useless empty case_names;
wenzelm
parents: 61294
diff changeset
   380
* Commands 'inductive' and 'inductive_set' work better when names for
bb0596c7f921 avoid useless empty case_names;
wenzelm
parents: 61294
diff changeset
   381
intro rules are omitted: the "cases" and "induct" rules no longer
bb0596c7f921 avoid useless empty case_names;
wenzelm
parents: 61294
diff changeset
   382
declare empty case_names, but no case_names at all. This allows to use
bb0596c7f921 avoid useless empty case_names;
wenzelm
parents: 61294
diff changeset
   383
numbered cases in proofs, without requiring method "goal_cases".
bb0596c7f921 avoid useless empty case_names;
wenzelm
parents: 61294
diff changeset
   384
61269
64a5bce1f498 documentation for "Semantic subtype definitions";
wenzelm
parents: 61268
diff changeset
   385
* The 'typedef' command has been upgraded from a partially checked
64a5bce1f498 documentation for "Semantic subtype definitions";
wenzelm
parents: 61268
diff changeset
   386
"axiomatization", to a full definitional specification that takes the
64a5bce1f498 documentation for "Semantic subtype definitions";
wenzelm
parents: 61268
diff changeset
   387
global collection of overloaded constant / type definitions into
64a5bce1f498 documentation for "Semantic subtype definitions";
wenzelm
parents: 61268
diff changeset
   388
account. Type definitions with open dependencies on overloaded
64a5bce1f498 documentation for "Semantic subtype definitions";
wenzelm
parents: 61268
diff changeset
   389
definitions need to be specified as "typedef (overloaded)". This
64a5bce1f498 documentation for "Semantic subtype definitions";
wenzelm
parents: 61268
diff changeset
   390
provides extra robustness in theory construction. Rare INCOMPATIBILITY.
64a5bce1f498 documentation for "Semantic subtype definitions";
wenzelm
parents: 61268
diff changeset
   391
61118
wenzelm
parents: 61074
diff changeset
   392
* Qualification of various formal entities in the libraries is done more
wenzelm
parents: 61074
diff changeset
   393
uniformly via "context begin qualified definition ... end" instead of
wenzelm
parents: 61074
diff changeset
   394
old-style "hide_const (open) ...". Consequently, both the defined
wenzelm
parents: 61074
diff changeset
   395
constant and its defining fact become qualified, e.g. Option.is_none and
wenzelm
parents: 61074
diff changeset
   396
Option.is_none_def. Occasional INCOMPATIBILITY in applications.
wenzelm
parents: 61074
diff changeset
   397
61069
aefe89038dd2 prefer symbols;
wenzelm
parents: 61043
diff changeset
   398
* Some old and rarely used ASCII replacement syntax has been removed.
aefe89038dd2 prefer symbols;
wenzelm
parents: 61043
diff changeset
   399
INCOMPATIBILITY, standard syntax with symbols should be used instead.
aefe89038dd2 prefer symbols;
wenzelm
parents: 61043
diff changeset
   400
The subsequent commands help to reproduce the old forms, e.g. to
aefe89038dd2 prefer symbols;
wenzelm
parents: 61043
diff changeset
   401
simplify porting old theories:
aefe89038dd2 prefer symbols;
wenzelm
parents: 61043
diff changeset
   402
aefe89038dd2 prefer symbols;
wenzelm
parents: 61043
diff changeset
   403
  type_notation Map.map  (infixr "~=>" 0)
aefe89038dd2 prefer symbols;
wenzelm
parents: 61043
diff changeset
   404
  notation Map.map_comp  (infixl "o'_m" 55)
aefe89038dd2 prefer symbols;
wenzelm
parents: 61043
diff changeset
   405
61384
9f5145281888 prefer symbols;
wenzelm
parents: 61380
diff changeset
   406
  type_notation FinFun.finfun ("(_ =>f /_)" [22, 21] 21)
9f5145281888 prefer symbols;
wenzelm
parents: 61380
diff changeset
   407
9f5145281888 prefer symbols;
wenzelm
parents: 61380
diff changeset
   408
  notation FuncSet.funcset  (infixr "->" 60)
9f5145281888 prefer symbols;
wenzelm
parents: 61380
diff changeset
   409
  notation FuncSet.extensional_funcset  (infixr "->\<^sub>E" 60)
9f5145281888 prefer symbols;
wenzelm
parents: 61380
diff changeset
   410
9f5145281888 prefer symbols;
wenzelm
parents: 61380
diff changeset
   411
  notation Omega_Words_Fun.conc (infixr "conc" 65)
9f5145281888 prefer symbols;
wenzelm
parents: 61380
diff changeset
   412
9f5145281888 prefer symbols;
wenzelm
parents: 61380
diff changeset
   413
  notation Preorder.equiv ("op ~~")
9f5145281888 prefer symbols;
wenzelm
parents: 61380
diff changeset
   414
    and Preorder.equiv ("(_/ ~~ _)" [51, 51] 50)
9f5145281888 prefer symbols;
wenzelm
parents: 61380
diff changeset
   415
61143
5f898411ce87 eliminated \<Colon> from syntax of constraints;
wenzelm
parents: 61135
diff changeset
   416
* The alternative notation "\<Colon>" for type and sort constraints has been
5f898411ce87 eliminated \<Colon> from syntax of constraints;
wenzelm
parents: 61135
diff changeset
   417
removed: in LaTeX document output it looks the same as "::".
5f898411ce87 eliminated \<Colon> from syntax of constraints;
wenzelm
parents: 61135
diff changeset
   418
INCOMPATIBILITY, use plain "::" instead.
5f898411ce87 eliminated \<Colon> from syntax of constraints;
wenzelm
parents: 61135
diff changeset
   419
60841
144523e0678e eliminated clone;
wenzelm
parents: 60809
diff changeset
   420
* Theory Map: lemma map_of_is_SomeD was a clone of map_of_SomeD and has
144523e0678e eliminated clone;
wenzelm
parents: 60809
diff changeset
   421
been removed. INCOMPATIBILITY.
144523e0678e eliminated clone;
wenzelm
parents: 60809
diff changeset
   422
60712
3ba16d28449d Quickcheck setup for finite sets
Lars Hupel <lars.hupel@mytum.de>
parents: 60707
diff changeset
   423
* Quickcheck setup for finite sets.
3ba16d28449d Quickcheck setup for finite sets
Lars Hupel <lars.hupel@mytum.de>
parents: 60707
diff changeset
   424
60171
b3be7677461e no more simp_legacy_precond
nipkow
parents: 60138
diff changeset
   425
* Discontinued simp_legacy_precond. Potential INCOMPATIBILITY.
60138
b11401808dac back to post-release mode -- after fork point;
wenzelm
parents: 60119
diff changeset
   426
60306
6b7c64ab8bd2 made Auto Sledgehammer behave more like the real thing
blanchet
parents: 60301
diff changeset
   427
* Sledgehammer:
61318
6a5a188ab3e7 speed up MaSh
blanchet
parents: 61317
diff changeset
   428
  - The MaSh relevance filter has been sped up.
60306
6b7c64ab8bd2 made Auto Sledgehammer behave more like the real thing
blanchet
parents: 60301
diff changeset
   429
  - Proof reconstruction has been improved, to minimize the incidence of
6b7c64ab8bd2 made Auto Sledgehammer behave more like the real thing
blanchet
parents: 60301
diff changeset
   430
    cases where Sledgehammer gives a proof that does not work.
6b7c64ab8bd2 made Auto Sledgehammer behave more like the real thing
blanchet
parents: 60301
diff changeset
   431
  - Auto Sledgehammer now minimizes and preplays the results.
61030
aeb578badc1c robust handling of Vampire 4 proofs
blanchet
parents: 61029
diff changeset
   432
  - Handle Vampire 4.0 proof output without raising exception.
61043
0810068379d8 eliminated obsolete environment variable
blanchet
parents: 61030
diff changeset
   433
  - Eliminated "MASH" environment variable. Use the "MaSh" option in
0810068379d8 eliminated obsolete environment variable
blanchet
parents: 61030
diff changeset
   434
    Isabelle/jEdit instead. INCOMPATIBILITY.
61317
b089c00f4db0 updated docs and NEWS
blanchet
parents: 61308
diff changeset
   435
  - Eliminated obsolete "blocking" option and related subcommands.
60306
6b7c64ab8bd2 made Auto Sledgehammer behave more like the real thing
blanchet
parents: 60301
diff changeset
   436
60310
932221b62e89 removed model checks from Nitpick
blanchet
parents: 60306
diff changeset
   437
* Nitpick:
61325
1cfc476198c9 avoid too aggressive optimization of 'finite' predicate
blanchet
parents: 61324
diff changeset
   438
  - Fixed soundness bug in translation of "finite" predicate.
61324
d4ec7594f558 avoid unsound simplification of (C (s x)) when s is a selector but not C's
blanchet
parents: 61318
diff changeset
   439
  - Fixed soundness bug in "destroy_constrs" optimization.
60310
932221b62e89 removed model checks from Nitpick
blanchet
parents: 60306
diff changeset
   440
  - Removed "check_potential" and "check_genuine" options.
61317
b089c00f4db0 updated docs and NEWS
blanchet
parents: 61308
diff changeset
   441
  - Eliminated obsolete "blocking" option.
60310
932221b62e89 removed model checks from Nitpick
blanchet
parents: 60306
diff changeset
   442
61345
blanchet
parents: 61338
diff changeset
   443
* New (co)datatype package:
blanchet
parents: 61338
diff changeset
   444
  - New commands "lift_bnf" and "copy_bnf" for lifting (copying) a BNF
blanchet
parents: 61338
diff changeset
   445
    structure on the raw type to an abstract type defined using typedef.
blanchet
parents: 61338
diff changeset
   446
  - Always generate "case_transfer" theorem.
61551
078c9fd2e052 don't pollute local theory with needless names
blanchet
parents: 61550
diff changeset
   447
  - Allow discriminators and selectors with the same name as the type
078c9fd2e052 don't pollute local theory with needless names
blanchet
parents: 61550
diff changeset
   448
    being defined.
078c9fd2e052 don't pollute local theory with needless names
blanchet
parents: 61550
diff changeset
   449
  - Avoid various internal name clashes (e.g., 'datatype f = f').
60920
97c20589a0db NEWS, CONTRIBUTORS, documentation for lift_bnf
traytel
parents: 60868
diff changeset
   450
61370
kuncar
parents: 61345
diff changeset
   451
* Transfer:
61426
d53db136e8fd new material on path_component_sets, inside, outside, etc. And more default simprules
paulson <lp15@cam.ac.uk>
parents: 61424
diff changeset
   452
  - new methods for interactive debugging of 'transfer' and
61370
kuncar
parents: 61345
diff changeset
   453
    'transfer_prover': 'transfer_start', 'transfer_step', 'transfer_end',
kuncar
parents: 61345
diff changeset
   454
    'transfer_prover_start' and 'transfer_prover_end'.
kuncar
parents: 61345
diff changeset
   455
60868
dd18c33c001e direct bootstrap of integer division from natural division
haftmann
parents: 60841
diff changeset
   456
* Division on integers is bootstrapped directly from division on
dd18c33c001e direct bootstrap of integer division from natural division
haftmann
parents: 60841
diff changeset
   457
naturals and uses generic numeral algorithm for computations.
dd18c33c001e direct bootstrap of integer division from natural division
haftmann
parents: 60841
diff changeset
   458
Slight INCOMPATIBILITY, simproc numeral_divmod replaces and generalizes
dd18c33c001e direct bootstrap of integer division from natural division
haftmann
parents: 60841
diff changeset
   459
former simprocs binary_int_div and binary_int_mod
dd18c33c001e direct bootstrap of integer division from natural division
haftmann
parents: 60841
diff changeset
   460
60516
0826b7025d07 generalized some theorems about integral domains and moved to HOL theories
haftmann
parents: 60515
diff changeset
   461
* Tightened specification of class semiring_no_zero_divisors.  Slight
0826b7025d07 generalized some theorems about integral domains and moved to HOL theories
haftmann
parents: 60515
diff changeset
   462
INCOMPATIBILITY.
0826b7025d07 generalized some theorems about integral domains and moved to HOL theories
haftmann
parents: 60515
diff changeset
   463
60688
01488b559910 avoid explicit definition of the relation of associated elements in a ring -- prefer explicit normalization instead
haftmann
parents: 60642
diff changeset
   464
* Class algebraic_semidom introduces common algebraic notions of
01488b559910 avoid explicit definition of the relation of associated elements in a ring -- prefer explicit normalization instead
haftmann
parents: 60642
diff changeset
   465
integral (semi)domains, particularly units.  Although
60517
f16e4fb20652 separate class for notions specific for integral (semi)domains, in contrast to fields where these are trivial
haftmann
parents: 60516
diff changeset
   466
logically subsumed by fields, is is not a super class of these
f16e4fb20652 separate class for notions specific for integral (semi)domains, in contrast to fields where these are trivial
haftmann
parents: 60516
diff changeset
   467
in order not to burden fields with notions that are trivial there.
60688
01488b559910 avoid explicit definition of the relation of associated elements in a ring -- prefer explicit normalization instead
haftmann
parents: 60642
diff changeset
   468
01488b559910 avoid explicit definition of the relation of associated elements in a ring -- prefer explicit normalization instead
haftmann
parents: 60642
diff changeset
   469
* Class normalization_semidom specifies canonical representants
01488b559910 avoid explicit definition of the relation of associated elements in a ring -- prefer explicit normalization instead
haftmann
parents: 60642
diff changeset
   470
for equivalence classes of associated elements in an integral
01488b559910 avoid explicit definition of the relation of associated elements in a ring -- prefer explicit normalization instead
haftmann
parents: 60642
diff changeset
   471
(semi)domain.  This formalizes associated elements as well.
01488b559910 avoid explicit definition of the relation of associated elements in a ring -- prefer explicit normalization instead
haftmann
parents: 60642
diff changeset
   472
01488b559910 avoid explicit definition of the relation of associated elements in a ring -- prefer explicit normalization instead
haftmann
parents: 60642
diff changeset
   473
* Abstract specification of gcd/lcm operations in classes semiring_gcd,
01488b559910 avoid explicit definition of the relation of associated elements in a ring -- prefer explicit normalization instead
haftmann
parents: 60642
diff changeset
   474
semiring_Gcd, semiring_Lcd.  Minor INCOMPATIBILITY: facts gcd_nat.commute
01488b559910 avoid explicit definition of the relation of associated elements in a ring -- prefer explicit normalization instead
haftmann
parents: 60642
diff changeset
   475
and gcd_int.commute are subsumed by gcd.commute, as well as gcd_nat.assoc
01488b559910 avoid explicit definition of the relation of associated elements in a ring -- prefer explicit normalization instead
haftmann
parents: 60642
diff changeset
   476
and gcd_int.assoc by gcd.assoc.
60517
f16e4fb20652 separate class for notions specific for integral (semi)domains, in contrast to fields where these are trivial
haftmann
parents: 60516
diff changeset
   477
60429
d3d1e185cd63 uniform _ div _ as infix syntax for ring division
haftmann
parents: 60418
diff changeset
   478
* Former constants Fields.divide (_ / _) and Divides.div (_ div _)
60352
d46de31a50c4 separate class for division operator, with particular syntax added in more specific classes
haftmann
parents: 60347
diff changeset
   479
are logically unified to Rings.divide in syntactic type class
60429
d3d1e185cd63 uniform _ div _ as infix syntax for ring division
haftmann
parents: 60418
diff changeset
   480
Rings.divide, with infix syntax (_ div _).  Infix syntax (_ / _)
d3d1e185cd63 uniform _ div _ as infix syntax for ring division
haftmann
parents: 60418
diff changeset
   481
for field division is added later as abbreviation in class Fields.inverse.
60516
0826b7025d07 generalized some theorems about integral domains and moved to HOL theories
haftmann
parents: 60515
diff changeset
   482
INCOMPATIBILITY,  instantiations must refer to Rings.divide rather
60429
d3d1e185cd63 uniform _ div _ as infix syntax for ring division
haftmann
parents: 60418
diff changeset
   483
than the former separate constants, hence infix syntax (_ / _) is usually
d3d1e185cd63 uniform _ div _ as infix syntax for ring division
haftmann
parents: 60418
diff changeset
   484
not available during instantiation.
60352
d46de31a50c4 separate class for division operator, with particular syntax added in more specific classes
haftmann
parents: 60347
diff changeset
   485
61629
90f54d9e63f2 cancel complementary terms as arguments to sup/inf in boolean algebras
Andreas Lochbihler
parents: 61623
diff changeset
   486
* New cancellation simprocs for boolean algebras to cancel
90f54d9e63f2 cancel complementary terms as arguments to sup/inf in boolean algebras
Andreas Lochbihler
parents: 61623
diff changeset
   487
complementary terms for sup and inf. For example, "sup x (sup y (- x))"
90f54d9e63f2 cancel complementary terms as arguments to sup/inf in boolean algebras
Andreas Lochbihler
parents: 61623
diff changeset
   488
simplifies to "top". INCOMPATIBILITY.
90f54d9e63f2 cancel complementary terms as arguments to sup/inf in boolean algebras
Andreas Lochbihler
parents: 61623
diff changeset
   489
60397
f8a513fedb31 Renaming multiset operators < ~> <#,...
Mathias Fleury <Mathias.Fleury@mpi-inf.mpg.de>
parents: 60390
diff changeset
   490
* Library/Multiset:
f8a513fedb31 Renaming multiset operators < ~> <#,...
Mathias Fleury <Mathias.Fleury@mpi-inf.mpg.de>
parents: 60390
diff changeset
   491
  - Renamed multiset inclusion operators:
f8a513fedb31 Renaming multiset operators < ~> <#,...
Mathias Fleury <Mathias.Fleury@mpi-inf.mpg.de>
parents: 60390
diff changeset
   492
      < ~> <#
f8a513fedb31 Renaming multiset operators < ~> <#,...
Mathias Fleury <Mathias.Fleury@mpi-inf.mpg.de>
parents: 60390
diff changeset
   493
      \<subset> ~> \<subset>#
f8a513fedb31 Renaming multiset operators < ~> <#,...
Mathias Fleury <Mathias.Fleury@mpi-inf.mpg.de>
parents: 60390
diff changeset
   494
      <= ~> <=#
f8a513fedb31 Renaming multiset operators < ~> <#,...
Mathias Fleury <Mathias.Fleury@mpi-inf.mpg.de>
parents: 60390
diff changeset
   495
      \<le> ~> \<le>#
f8a513fedb31 Renaming multiset operators < ~> <#,...
Mathias Fleury <Mathias.Fleury@mpi-inf.mpg.de>
parents: 60390
diff changeset
   496
      \<subseteq> ~> \<subseteq>#
f8a513fedb31 Renaming multiset operators < ~> <#,...
Mathias Fleury <Mathias.Fleury@mpi-inf.mpg.de>
parents: 60390
diff changeset
   497
    INCOMPATIBILITY.
f8a513fedb31 Renaming multiset operators < ~> <#,...
Mathias Fleury <Mathias.Fleury@mpi-inf.mpg.de>
parents: 60390
diff changeset
   498
  - "'a multiset" is no longer an instance of the "order",
f8a513fedb31 Renaming multiset operators < ~> <#,...
Mathias Fleury <Mathias.Fleury@mpi-inf.mpg.de>
parents: 60390
diff changeset
   499
    "ordered_ab_semigroup_add_imp_le", "ordered_cancel_comm_monoid_diff",
f8a513fedb31 Renaming multiset operators < ~> <#,...
Mathias Fleury <Mathias.Fleury@mpi-inf.mpg.de>
parents: 60390
diff changeset
   500
    "semilattice_inf", and "semilattice_sup" type classes. The theorems
f8a513fedb31 Renaming multiset operators < ~> <#,...
Mathias Fleury <Mathias.Fleury@mpi-inf.mpg.de>
parents: 60390
diff changeset
   501
    previously provided by these type classes (directly or indirectly)
f8a513fedb31 Renaming multiset operators < ~> <#,...
Mathias Fleury <Mathias.Fleury@mpi-inf.mpg.de>
parents: 60390
diff changeset
   502
    are now available through the "subset_mset" interpretation
f8a513fedb31 Renaming multiset operators < ~> <#,...
Mathias Fleury <Mathias.Fleury@mpi-inf.mpg.de>
parents: 60390
diff changeset
   503
    (e.g. add_mono ~> subset_mset.add_mono).
f8a513fedb31 Renaming multiset operators < ~> <#,...
Mathias Fleury <Mathias.Fleury@mpi-inf.mpg.de>
parents: 60390
diff changeset
   504
    INCOMPATIBILITY.
60497
nipkow
parents: 60489
diff changeset
   505
  - Renamed conversions:
60515
484559628038 renamed multiset_of -> mset
nipkow
parents: 60514
diff changeset
   506
      multiset_of ~> mset
484559628038 renamed multiset_of -> mset
nipkow
parents: 60514
diff changeset
   507
      multiset_of_set ~> mset_set
60497
nipkow
parents: 60489
diff changeset
   508
      set_of ~> set_mset
nipkow
parents: 60489
diff changeset
   509
    INCOMPATIBILITY
60398
Mathias Fleury <Mathias.Fleury@mpi-inf.mpg.de>
parents: 60397
diff changeset
   510
  - Renamed lemmas:
Mathias Fleury <Mathias.Fleury@mpi-inf.mpg.de>
parents: 60397
diff changeset
   511
      mset_le_def ~> subseteq_mset_def
Mathias Fleury <Mathias.Fleury@mpi-inf.mpg.de>
parents: 60397
diff changeset
   512
      mset_less_def ~> subset_mset_def
60400
fleury <Mathias.Fleury@mpi-inf.mpg.de>
parents: 60398
diff changeset
   513
      less_eq_multiset.rep_eq ~> subseteq_mset_def
fleury <Mathias.Fleury@mpi-inf.mpg.de>
parents: 60398
diff changeset
   514
    INCOMPATIBILITY
fleury <Mathias.Fleury@mpi-inf.mpg.de>
parents: 60398
diff changeset
   515
  - Removed lemmas generated by lift_definition:
fleury <Mathias.Fleury@mpi-inf.mpg.de>
parents: 60398
diff changeset
   516
    less_eq_multiset.abs_eq, less_eq_multiset.rsp less_eq_multiset.transfer
fleury <Mathias.Fleury@mpi-inf.mpg.de>
parents: 60398
diff changeset
   517
    less_eq_multiset_def
fleury <Mathias.Fleury@mpi-inf.mpg.de>
parents: 60398
diff changeset
   518
    INCOMPATIBILITY
60006
wenzelm
parents: 59998
diff changeset
   519
61520
8f85bb443d33 Cauchy's integral formula, required lemmas, and a bit of reorganisation
paulson <lp15@cam.ac.uk>
parents: 61512
diff changeset
   520
* Multivariate_Analysis/Cauchy_Integral_Thm: Complex path integrals, Cauchy's
8f85bb443d33 Cauchy's integral formula, required lemmas, and a bit of reorganisation
paulson <lp15@cam.ac.uk>
parents: 61512
diff changeset
   521
integral theorem, winding numbers and Cauchy's integral formula, ported from HOL Light
61426
d53db136e8fd new material on path_component_sets, inside, outside, etc. And more default simprules
paulson <lp15@cam.ac.uk>
parents: 61424
diff changeset
   522
d53db136e8fd new material on path_component_sets, inside, outside, etc. And more default simprules
paulson <lp15@cam.ac.uk>
parents: 61424
diff changeset
   523
* Multivariate_Analysis: Added topological concepts such as connected components
d53db136e8fd new material on path_component_sets, inside, outside, etc. And more default simprules
paulson <lp15@cam.ac.uk>
parents: 61424
diff changeset
   524
and the inside or outside of a set.
60809
457abb82fb9e the Cauchy integral theorem and related material
paulson <lp15@cam.ac.uk>
parents: 60802
diff changeset
   525
60523
be2d9f5ddc76 discontinued unused 'defer_recdef';
wenzelm
parents: 60514
diff changeset
   526
* Theory Library/Old_Recdef: discontinued obsolete 'defer_recdef'
be2d9f5ddc76 discontinued unused 'defer_recdef';
wenzelm
parents: 60514
diff changeset
   527
command. Minor INCOMPATIBILITY, use 'function' instead.
be2d9f5ddc76 discontinued unused 'defer_recdef';
wenzelm
parents: 60514
diff changeset
   528
61121
efe8b18306b7 do not expose low-level "_def" facts of 'function' definitions, to avoid potential confusion with the situation of plain 'definition';
wenzelm
parents: 61119
diff changeset
   529
* Recursive function definitions ('fun', 'function', 'partial_function')
efe8b18306b7 do not expose low-level "_def" facts of 'function' definitions, to avoid potential confusion with the situation of plain 'definition';
wenzelm
parents: 61119
diff changeset
   530
no longer expose the low-level "_def" facts of the internal
efe8b18306b7 do not expose low-level "_def" facts of 'function' definitions, to avoid potential confusion with the situation of plain 'definition';
wenzelm
parents: 61119
diff changeset
   531
construction. INCOMPATIBILITY, enable option "function_defs" in the
efe8b18306b7 do not expose low-level "_def" facts of 'function' definitions, to avoid potential confusion with the situation of plain 'definition';
wenzelm
parents: 61119
diff changeset
   532
context for rare situations where these facts are really needed.
efe8b18306b7 do not expose low-level "_def" facts of 'function' definitions, to avoid potential confusion with the situation of plain 'definition';
wenzelm
parents: 61119
diff changeset
   533
61119
7beed856816c removed obsolete theory Legacy_Mrec;
wenzelm
parents: 61118
diff changeset
   534
* Imperative_HOL: obsolete theory Legacy_Mrec has been removed.
7beed856816c removed obsolete theory Legacy_Mrec;
wenzelm
parents: 61118
diff changeset
   535
61606
6d5213bd9709 uniform mandatory qualifier for all locale expressions, including 'statespace' parent;
wenzelm
parents: 61604
diff changeset
   536
* Library/Omega_Words_Fun: Infinite words modeled as functions nat =>
6d5213bd9709 uniform mandatory qualifier for all locale expressions, including 'statespace' parent;
wenzelm
parents: 61604
diff changeset
   537
'a.
6d5213bd9709 uniform mandatory qualifier for all locale expressions, including 'statespace' parent;
wenzelm
parents: 61604
diff changeset
   538
6d5213bd9709 uniform mandatory qualifier for all locale expressions, including 'statespace' parent;
wenzelm
parents: 61604
diff changeset
   539
* HOL-Statespace: command 'statespace' uses mandatory qualifier for
6d5213bd9709 uniform mandatory qualifier for all locale expressions, including 'statespace' parent;
wenzelm
parents: 61604
diff changeset
   540
import of parent, as for general 'locale' expressions. INCOMPATIBILITY,
6d5213bd9709 uniform mandatory qualifier for all locale expressions, including 'statespace' parent;
wenzelm
parents: 61604
diff changeset
   541
remove '!' and add '?' as required.
61178
0b071f72f330 Omega_Words_Fun: Infinite words as functions from nat.
lammich <lammich@in.tum.de>
parents: 61174
diff changeset
   542
60479
db238135f386 tuned whitespace;
wenzelm
parents: 60477
diff changeset
   543
60793
bbcd4ab6d26e eliminated atac, rtac, etac, dtac, ftac;
wenzelm
parents: 60712
diff changeset
   544
*** ML ***
bbcd4ab6d26e eliminated atac, rtac, etac, dtac, ftac;
wenzelm
parents: 60712
diff changeset
   545
61597
53e32a9b66b8 added @{undefined} with somewhat undefined symbol;
wenzelm
parents: 61595
diff changeset
   546
* Antiquotation @{undefined} or \<^undefined> inlines (raise Match).
53e32a9b66b8 added @{undefined} with somewhat undefined symbol;
wenzelm
parents: 61595
diff changeset
   547
61268
abe08fb15a12 moved remaining display.ML to more_thm.ML;
wenzelm
parents: 61252
diff changeset
   548
* The auxiliary module Pure/display.ML has been eliminated. Its
abe08fb15a12 moved remaining display.ML to more_thm.ML;
wenzelm
parents: 61252
diff changeset
   549
elementary thm print operations are now in Pure/more_thm.ML and thus
abe08fb15a12 moved remaining display.ML to more_thm.ML;
wenzelm
parents: 61252
diff changeset
   550
called Thm.pretty_thm, Thm.string_of_thm etc. INCOMPATIBILITY.
abe08fb15a12 moved remaining display.ML to more_thm.ML;
wenzelm
parents: 61252
diff changeset
   551
61144
5e94dfead1c2 simplified simproc programming interfaces;
wenzelm
parents: 61143
diff changeset
   552
* Simproc programming interfaces have been simplified:
5e94dfead1c2 simplified simproc programming interfaces;
wenzelm
parents: 61143
diff changeset
   553
Simplifier.make_simproc and Simplifier.define_simproc supersede various
5e94dfead1c2 simplified simproc programming interfaces;
wenzelm
parents: 61143
diff changeset
   554
forms of Simplifier.mk_simproc, Simplifier.simproc_global etc. Note that
5e94dfead1c2 simplified simproc programming interfaces;
wenzelm
parents: 61143
diff changeset
   555
term patterns for the left-hand sides are specified with implicitly
5e94dfead1c2 simplified simproc programming interfaces;
wenzelm
parents: 61143
diff changeset
   556
fixed variables, like top-level theorem statements. INCOMPATIBILITY.
5e94dfead1c2 simplified simproc programming interfaces;
wenzelm
parents: 61143
diff changeset
   557
60802
wenzelm
parents: 60793
diff changeset
   558
* Instantiation rules have been re-organized as follows:
wenzelm
parents: 60793
diff changeset
   559
wenzelm
parents: 60793
diff changeset
   560
  Thm.instantiate  (*low-level instantiation with named arguments*)
wenzelm
parents: 60793
diff changeset
   561
  Thm.instantiate' (*version with positional arguments*)
wenzelm
parents: 60793
diff changeset
   562
wenzelm
parents: 60793
diff changeset
   563
  Drule.infer_instantiate  (*instantiation with type inference*)
wenzelm
parents: 60793
diff changeset
   564
  Drule.infer_instantiate'  (*version with positional arguments*)
wenzelm
parents: 60793
diff changeset
   565
wenzelm
parents: 60793
diff changeset
   566
The LHS only requires variable specifications, instead of full terms.
wenzelm
parents: 60793
diff changeset
   567
Old cterm_instantiate is superseded by infer_instantiate.
wenzelm
parents: 60793
diff changeset
   568
INCOMPATIBILITY, need to re-adjust some ML names and types accordingly.
wenzelm
parents: 60793
diff changeset
   569
60793
bbcd4ab6d26e eliminated atac, rtac, etac, dtac, ftac;
wenzelm
parents: 60712
diff changeset
   570
* Old tactic shorthands atac, rtac, etac, dtac, ftac have been
bbcd4ab6d26e eliminated atac, rtac, etac, dtac, ftac;
wenzelm
parents: 60712
diff changeset
   571
discontinued. INCOMPATIBILITY, use regular assume_tac, resolve_tac etc.
bbcd4ab6d26e eliminated atac, rtac, etac, dtac, ftac;
wenzelm
parents: 60712
diff changeset
   572
instead (with proper context).
60642
48dd1cefb4ae simplified Thm.instantiate and derivatives: the LHS refers to non-certified variables -- this merely serves as index into already certified structures (or is ignored);
wenzelm
parents: 60631
diff changeset
   573
48dd1cefb4ae simplified Thm.instantiate and derivatives: the LHS refers to non-certified variables -- this merely serves as index into already certified structures (or is ignored);
wenzelm
parents: 60631
diff changeset
   574
* Thm.instantiate (and derivatives) no longer require the LHS of the
48dd1cefb4ae simplified Thm.instantiate and derivatives: the LHS refers to non-certified variables -- this merely serves as index into already certified structures (or is ignored);
wenzelm
parents: 60631
diff changeset
   575
instantiation to be certified: plain variables are given directly.
48dd1cefb4ae simplified Thm.instantiate and derivatives: the LHS refers to non-certified variables -- this merely serves as index into already certified structures (or is ignored);
wenzelm
parents: 60631
diff changeset
   576
60707
e96b7be56d44 SUBPROOF and Subgoal.FOCUS combinators use anonymous quasi-bound variables (like the Simplifier);
wenzelm
parents: 60688
diff changeset
   577
* Subgoal.SUBPROOF and Subgoal.FOCUS combinators use anonymous
e96b7be56d44 SUBPROOF and Subgoal.FOCUS combinators use anonymous quasi-bound variables (like the Simplifier);
wenzelm
parents: 60688
diff changeset
   578
quasi-bound variables (like the Simplifier), instead of accidentally
e96b7be56d44 SUBPROOF and Subgoal.FOCUS combinators use anonymous quasi-bound variables (like the Simplifier);
wenzelm
parents: 60688
diff changeset
   579
named local fixes. This has the potential to improve stability of proof
e96b7be56d44 SUBPROOF and Subgoal.FOCUS combinators use anonymous quasi-bound variables (like the Simplifier);
wenzelm
parents: 60688
diff changeset
   580
tools, but can also cause INCOMPATIBILITY for tools that don't observe
e96b7be56d44 SUBPROOF and Subgoal.FOCUS combinators use anonymous quasi-bound variables (like the Simplifier);
wenzelm
parents: 60688
diff changeset
   581
the proof context discipline.
e96b7be56d44 SUBPROOF and Subgoal.FOCUS combinators use anonymous quasi-bound variables (like the Simplifier);
wenzelm
parents: 60688
diff changeset
   582
60642
48dd1cefb4ae simplified Thm.instantiate and derivatives: the LHS refers to non-certified variables -- this merely serves as index into already certified structures (or is ignored);
wenzelm
parents: 60631
diff changeset
   583
60983
ff4a67c65084 updated to polyml-5.5.3-20150820, with native x86-windows support;
wenzelm
parents: 60922
diff changeset
   584
*** System ***
ff4a67c65084 updated to polyml-5.5.3-20150820, with native x86-windows support;
wenzelm
parents: 60922
diff changeset
   585
61602
a2f0f659a3c2 added option timeout_scale;
wenzelm
parents: 61600
diff changeset
   586
* Global session timeout is multiplied by timeout_scale factor. This
a2f0f659a3c2 added option timeout_scale;
wenzelm
parents: 61600
diff changeset
   587
allows to adjust large-scale tests (e.g. AFP) to overall hardware
a2f0f659a3c2 added option timeout_scale;
wenzelm
parents: 61600
diff changeset
   588
performance.
a2f0f659a3c2 added option timeout_scale;
wenzelm
parents: 61600
diff changeset
   589
61174
74eddfef841e replacement character for spaces;
wenzelm
parents: 61173
diff changeset
   590
* Property values in etc/symbols may contain spaces, if written with the
74eddfef841e replacement character for spaces;
wenzelm
parents: 61173
diff changeset
   591
replacement character "␣" (Unicode point 0x2324).  For example:
74eddfef841e replacement character for spaces;
wenzelm
parents: 61173
diff changeset
   592
61602
a2f0f659a3c2 added option timeout_scale;
wenzelm
parents: 61600
diff changeset
   593
    \<star>  code: 0x0022c6  group: operator  font: Deja␣Vu␣Sans␣Mono
61174
74eddfef841e replacement character for spaces;
wenzelm
parents: 61173
diff changeset
   594
61216
4ca490f09ec6 added isabelle update_then;
wenzelm
parents: 61215
diff changeset
   595
* Command-line tool "isabelle update_then" expands old Isar command
4ca490f09ec6 added isabelle update_then;
wenzelm
parents: 61215
diff changeset
   596
conflations:
4ca490f09ec6 added isabelle update_then;
wenzelm
parents: 61215
diff changeset
   597
4ca490f09ec6 added isabelle update_then;
wenzelm
parents: 61215
diff changeset
   598
    hence  ~>  then have
4ca490f09ec6 added isabelle update_then;
wenzelm
parents: 61215
diff changeset
   599
    thus   ~>  then show
4ca490f09ec6 added isabelle update_then;
wenzelm
parents: 61215
diff changeset
   600
4ca490f09ec6 added isabelle update_then;
wenzelm
parents: 61215
diff changeset
   601
This syntax is more orthogonal and improves readability and
4ca490f09ec6 added isabelle update_then;
wenzelm
parents: 61215
diff changeset
   602
maintainability of proofs.
4ca490f09ec6 added isabelle update_then;
wenzelm
parents: 61215
diff changeset
   603
61158
ea6a4c8bc722 convenient change of ML system architecture via system option ML_preference_64, which is grepped off-line from stored preferences during bootstrap;
wenzelm
parents: 61149
diff changeset
   604
* Poly/ML default platform architecture may be changed from 32bit to
ea6a4c8bc722 convenient change of ML system architecture via system option ML_preference_64, which is grepped off-line from stored preferences during bootstrap;
wenzelm
parents: 61149
diff changeset
   605
64bit via system option ML_system_64. A system restart (and rebuild)
ea6a4c8bc722 convenient change of ML system architecture via system option ML_preference_64, which is grepped off-line from stored preferences during bootstrap;
wenzelm
parents: 61149
diff changeset
   606
is required after change.
ea6a4c8bc722 convenient change of ML system architecture via system option ML_preference_64, which is grepped off-line from stored preferences during bootstrap;
wenzelm
parents: 61149
diff changeset
   607
61074
44a8cd035dfb support x86_64-windows;
wenzelm
parents: 61069
diff changeset
   608
* Poly/ML 5.5.3 runs natively on x86-windows and x86_64-windows,
44a8cd035dfb support x86_64-windows;
wenzelm
parents: 61069
diff changeset
   609
which both allow larger heap space than former x86-cygwin.
60983
ff4a67c65084 updated to polyml-5.5.3-20150820, with native x86-windows support;
wenzelm
parents: 60922
diff changeset
   610
60995
5176de8f90db updated to jdk-8u60, with support for x86_64-windows;
wenzelm
parents: 60986
diff changeset
   611
* Java runtime environment for x86_64-windows allows to use larger heap
5176de8f90db updated to jdk-8u60, with support for x86_64-windows;
wenzelm
parents: 60986
diff changeset
   612
space.
5176de8f90db updated to jdk-8u60, with support for x86_64-windows;
wenzelm
parents: 60986
diff changeset
   613
61135
8f7d802b7a71 clarified Java runtime options (NB: ISABELLE_JAVA_PLATFORM is determined later via component);
wenzelm
parents: 61134
diff changeset
   614
* Java runtime options are determined separately for 32bit vs. 64bit
8f7d802b7a71 clarified Java runtime options (NB: ISABELLE_JAVA_PLATFORM is determined later via component);
wenzelm
parents: 61134
diff changeset
   615
platforms as follows.
8f7d802b7a71 clarified Java runtime options (NB: ISABELLE_JAVA_PLATFORM is determined later via component);
wenzelm
parents: 61134
diff changeset
   616
8f7d802b7a71 clarified Java runtime options (NB: ISABELLE_JAVA_PLATFORM is determined later via component);
wenzelm
parents: 61134
diff changeset
   617
  - Isabelle desktop application: platform-specific files that are
8f7d802b7a71 clarified Java runtime options (NB: ISABELLE_JAVA_PLATFORM is determined later via component);
wenzelm
parents: 61134
diff changeset
   618
    associated with the main app bundle
8f7d802b7a71 clarified Java runtime options (NB: ISABELLE_JAVA_PLATFORM is determined later via component);
wenzelm
parents: 61134
diff changeset
   619
8f7d802b7a71 clarified Java runtime options (NB: ISABELLE_JAVA_PLATFORM is determined later via component);
wenzelm
parents: 61134
diff changeset
   620
  - isabelle jedit: settings
8f7d802b7a71 clarified Java runtime options (NB: ISABELLE_JAVA_PLATFORM is determined later via component);
wenzelm
parents: 61134
diff changeset
   621
    JEDIT_JAVA_SYSTEM_OPTIONS
8f7d802b7a71 clarified Java runtime options (NB: ISABELLE_JAVA_PLATFORM is determined later via component);
wenzelm
parents: 61134
diff changeset
   622
    JEDIT_JAVA_OPTIONS32 vs. JEDIT_JAVA_OPTIONS64
8f7d802b7a71 clarified Java runtime options (NB: ISABELLE_JAVA_PLATFORM is determined later via component);
wenzelm
parents: 61134
diff changeset
   623
8f7d802b7a71 clarified Java runtime options (NB: ISABELLE_JAVA_PLATFORM is determined later via component);
wenzelm
parents: 61134
diff changeset
   624
  - isabelle build: settings
8f7d802b7a71 clarified Java runtime options (NB: ISABELLE_JAVA_PLATFORM is determined later via component);
wenzelm
parents: 61134
diff changeset
   625
    ISABELLE_BUILD_JAVA_OPTIONS32 vs. ISABELLE_BUILD_JAVA_OPTIONS64
8f7d802b7a71 clarified Java runtime options (NB: ISABELLE_JAVA_PLATFORM is determined later via component);
wenzelm
parents: 61134
diff changeset
   626
61294
2d3d26e9b191 renamed jvmpath to platform_path;
wenzelm
parents: 61270
diff changeset
   627
* Bash shell function "jvmpath" has been renamed to "platform_path": it
2d3d26e9b191 renamed jvmpath to platform_path;
wenzelm
parents: 61270
diff changeset
   628
is relevant both for Poly/ML and JVM processes.
2d3d26e9b191 renamed jvmpath to platform_path;
wenzelm
parents: 61270
diff changeset
   629
61567
wenzelm
parents: 61566
diff changeset
   630
* Heap images are 10-15% smaller due to less wasteful persistent theory
wenzelm
parents: 61566
diff changeset
   631
content (using ML type theory_id instead of theory);
wenzelm
parents: 61566
diff changeset
   632
60983
ff4a67c65084 updated to polyml-5.5.3-20150820, with native x86-windows support;
wenzelm
parents: 60922
diff changeset
   633
60479
db238135f386 tuned whitespace;
wenzelm
parents: 60477
diff changeset
   634
60009
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
   635
New in Isabelle2015 (May 2015)
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
   636
------------------------------
57695
987c9ceeaafd back to post-release mode -- after fork point;
wenzelm
parents: 57693
diff changeset
   637
57941
57200bdc2aa7 localized command 'method_setup' and 'attribute_setup';
wenzelm
parents: 57882
diff changeset
   638
*** General ***
57200bdc2aa7 localized command 'method_setup' and 'attribute_setup';
wenzelm
parents: 57882
diff changeset
   639
59939
7d46aa03696e support for 'restricted' modifier: only qualified accesses outside the local scope;
wenzelm
parents: 59936
diff changeset
   640
* Local theory specification commands may have a 'private' or
59990
a81dc82ecba3 clarified keyword 'qualified' in accordance to a similar keyword from Haskell (despite unrelated Binding.qualified in Isabelle/ML);
wenzelm
parents: 59967
diff changeset
   641
'qualified' modifier to restrict name space accesses to the local scope,
59939
7d46aa03696e support for 'restricted' modifier: only qualified accesses outside the local scope;
wenzelm
parents: 59936
diff changeset
   642
as provided by some "context begin ... end" block. For example:
59926
003dbac78546 some explanation of 'private';
wenzelm
parents: 59903
diff changeset
   643
003dbac78546 some explanation of 'private';
wenzelm
parents: 59903
diff changeset
   644
  context
003dbac78546 some explanation of 'private';
wenzelm
parents: 59903
diff changeset
   645
  begin
003dbac78546 some explanation of 'private';
wenzelm
parents: 59903
diff changeset
   646
003dbac78546 some explanation of 'private';
wenzelm
parents: 59903
diff changeset
   647
  private definition ...
003dbac78546 some explanation of 'private';
wenzelm
parents: 59903
diff changeset
   648
  private lemma ...
003dbac78546 some explanation of 'private';
wenzelm
parents: 59903
diff changeset
   649
59990
a81dc82ecba3 clarified keyword 'qualified' in accordance to a similar keyword from Haskell (despite unrelated Binding.qualified in Isabelle/ML);
wenzelm
parents: 59967
diff changeset
   650
  qualified definition ...
a81dc82ecba3 clarified keyword 'qualified' in accordance to a similar keyword from Haskell (despite unrelated Binding.qualified in Isabelle/ML);
wenzelm
parents: 59967
diff changeset
   651
  qualified lemma ...
a81dc82ecba3 clarified keyword 'qualified' in accordance to a similar keyword from Haskell (despite unrelated Binding.qualified in Isabelle/ML);
wenzelm
parents: 59967
diff changeset
   652
59926
003dbac78546 some explanation of 'private';
wenzelm
parents: 59903
diff changeset
   653
  lemma ...
003dbac78546 some explanation of 'private';
wenzelm
parents: 59903
diff changeset
   654
  theorem ...
003dbac78546 some explanation of 'private';
wenzelm
parents: 59903
diff changeset
   655
003dbac78546 some explanation of 'private';
wenzelm
parents: 59903
diff changeset
   656
  end
003dbac78546 some explanation of 'private';
wenzelm
parents: 59903
diff changeset
   657
59901
840d03805755 added command 'experiment';
wenzelm
parents: 59899
diff changeset
   658
* Command 'experiment' opens an anonymous locale context with private
840d03805755 added command 'experiment';
wenzelm
parents: 59899
diff changeset
   659
naming policy.
840d03805755 added command 'experiment';
wenzelm
parents: 59899
diff changeset
   660
59951
8c49daca5d9f misc tuning for release;
wenzelm
parents: 59949
diff changeset
   661
* Command 'notepad' requires proper nesting of begin/end and its proof
8c49daca5d9f misc tuning for release;
wenzelm
parents: 59949
diff changeset
   662
structure in the body: 'oops' is no longer supported here. Minor
8c49daca5d9f misc tuning for release;
wenzelm
parents: 59949
diff changeset
   663
INCOMPATIBILITY, use 'sorry' instead.
8c49daca5d9f misc tuning for release;
wenzelm
parents: 59949
diff changeset
   664
8c49daca5d9f misc tuning for release;
wenzelm
parents: 59949
diff changeset
   665
* Command 'named_theorems' declares a dynamic fact within the context,
8c49daca5d9f misc tuning for release;
wenzelm
parents: 59949
diff changeset
   666
together with an attribute to maintain the content incrementally. This
8c49daca5d9f misc tuning for release;
wenzelm
parents: 59949
diff changeset
   667
supersedes functor Named_Thms in Isabelle/ML, but with a subtle change
8c49daca5d9f misc tuning for release;
wenzelm
parents: 59949
diff changeset
   668
of semantics due to external visual order vs. internal reverse order.
8c49daca5d9f misc tuning for release;
wenzelm
parents: 59949
diff changeset
   669
8c49daca5d9f misc tuning for release;
wenzelm
parents: 59949
diff changeset
   670
* 'find_theorems': search patterns which are abstractions are
8c49daca5d9f misc tuning for release;
wenzelm
parents: 59949
diff changeset
   671
schematically expanded before search. Search results match the naive
8c49daca5d9f misc tuning for release;
wenzelm
parents: 59949
diff changeset
   672
expectation more closely, particularly wrt. abbreviations.
8c49daca5d9f misc tuning for release;
wenzelm
parents: 59949
diff changeset
   673
INCOMPATIBILITY.
59648
wenzelm
parents: 59621
diff changeset
   674
59569
0eece945fa54 tuned whitespace;
wenzelm
parents: 59564
diff changeset
   675
* Commands 'method_setup' and 'attribute_setup' now work within a local
0eece945fa54 tuned whitespace;
wenzelm
parents: 59564
diff changeset
   676
theory context.
57941
57200bdc2aa7 localized command 'method_setup' and 'attribute_setup';
wenzelm
parents: 57882
diff changeset
   677
58928
23d0ffd48006 plain value Keywords.keywords, which might be used outside theory for bootstrap purposes;
wenzelm
parents: 58872
diff changeset
   678
* Outer syntax commands are managed authentically within the theory
59569
0eece945fa54 tuned whitespace;
wenzelm
parents: 59564
diff changeset
   679
context, without implicit global state. Potential for accidental
58928
23d0ffd48006 plain value Keywords.keywords, which might be used outside theory for bootstrap purposes;
wenzelm
parents: 58872
diff changeset
   680
INCOMPATIBILITY, make sure that required theories are really imported.
23d0ffd48006 plain value Keywords.keywords, which might be used outside theory for bootstrap purposes;
wenzelm
parents: 58872
diff changeset
   681
60115
wenzelm
parents: 60114
diff changeset
   682
* Historical command-line terminator ";" is no longer accepted (and
wenzelm
parents: 60114
diff changeset
   683
already used differently in Isar). Minor INCOMPATIBILITY, use "isabelle
wenzelm
parents: 60114
diff changeset
   684
update_semicolons" to remove obsolete semicolons from old theory
wenzelm
parents: 60114
diff changeset
   685
sources.
wenzelm
parents: 60114
diff changeset
   686
59951
8c49daca5d9f misc tuning for release;
wenzelm
parents: 59949
diff changeset
   687
* Structural composition of proof methods (meth1; meth2) in Isar
8c49daca5d9f misc tuning for release;
wenzelm
parents: 59949
diff changeset
   688
corresponds to (tac1 THEN_ALL_NEW tac2) in ML.
59105
haftmann
parents: 59058
diff changeset
   689
60119
54bea620e54f added Eisbach, using version 3752768caa17 of its Bitbucket repository;
wenzelm
parents: 60115
diff changeset
   690
* The Eisbach proof method language allows to define new proof methods
54bea620e54f added Eisbach, using version 3752768caa17 of its Bitbucket repository;
wenzelm
parents: 60115
diff changeset
   691
by combining existing ones with their usual syntax. The "match" proof
54bea620e54f added Eisbach, using version 3752768caa17 of its Bitbucket repository;
wenzelm
parents: 60115
diff changeset
   692
method provides basic fact/term matching in addition to
54bea620e54f added Eisbach, using version 3752768caa17 of its Bitbucket repository;
wenzelm
parents: 60115
diff changeset
   693
premise/conclusion matching through Subgoal.focus, and binds fact names
60288
d7f636331176 added Eisbach manual, using version 8845c4cb28b6 of its Bitbucket repository;
wenzelm
parents: 60273
diff changeset
   694
from matches as well as term patterns within matches. The Isabelle
d7f636331176 added Eisbach manual, using version 8845c4cb28b6 of its Bitbucket repository;
wenzelm
parents: 60273
diff changeset
   695
documentation provides an entry "eisbach" for the Eisbach User Manual.
d7f636331176 added Eisbach manual, using version 8845c4cb28b6 of its Bitbucket repository;
wenzelm
parents: 60273
diff changeset
   696
Sources and various examples are in ~~/src/HOL/Eisbach/.
60119
54bea620e54f added Eisbach, using version 3752768caa17 of its Bitbucket repository;
wenzelm
parents: 60115
diff changeset
   697
57941
57200bdc2aa7 localized command 'method_setup' and 'attribute_setup';
wenzelm
parents: 57882
diff changeset
   698
58524
f805b366a497 context menu for bibtex entries;
wenzelm
parents: 58421
diff changeset
   699
*** Prover IDE -- Isabelle/Scala/jEdit ***
f805b366a497 context menu for bibtex entries;
wenzelm
parents: 58421
diff changeset
   700
59569
0eece945fa54 tuned whitespace;
wenzelm
parents: 59564
diff changeset
   701
* Improved folding mode "isabelle" based on Isar syntax. Alternatively,
0eece945fa54 tuned whitespace;
wenzelm
parents: 59564
diff changeset
   702
the "sidekick" mode may be used for document structure.
0eece945fa54 tuned whitespace;
wenzelm
parents: 59564
diff changeset
   703
0eece945fa54 tuned whitespace;
wenzelm
parents: 59564
diff changeset
   704
* Extended bracket matching based on Isar language structure. System
0eece945fa54 tuned whitespace;
wenzelm
parents: 59564
diff changeset
   705
option jedit_structure_limit determines maximum number of lines to scan
0eece945fa54 tuned whitespace;
wenzelm
parents: 59564
diff changeset
   706
in the buffer.
58758
wenzelm
parents: 58716
diff changeset
   707
58540
wenzelm
parents: 58526
diff changeset
   708
* Support for BibTeX files: context menu, context-sensitive token
wenzelm
parents: 58526
diff changeset
   709
marker, SideKick parser.
58524
f805b366a497 context menu for bibtex entries;
wenzelm
parents: 58421
diff changeset
   710
58551
wenzelm
parents: 58541
diff changeset
   711
* Document antiquotation @{cite} provides formal markup, which is
60265
wenzelm
parents: 60261
diff changeset
   712
interpreted semi-formally based on .bib files that happen to be open in
wenzelm
parents: 60261
diff changeset
   713
the editor (hyperlinks, completion etc.).
58551
wenzelm
parents: 58541
diff changeset
   714
58785
e7d2b46520e0 clarified default;
wenzelm
parents: 58776
diff changeset
   715
* Less waste of vertical space via negative line spacing (see Global
e7d2b46520e0 clarified default;
wenzelm
parents: 58776
diff changeset
   716
Options / Text Area).
e7d2b46520e0 clarified default;
wenzelm
parents: 58776
diff changeset
   717
60089
8bd5999133d4 let the system choose Graph_Display.display_graph_old: thm_deps needs tree hierarchy, code_deps needs cycles (!?);
wenzelm
parents: 60085
diff changeset
   718
* Improved graphview panel with optional output of PNG or PDF, for
60273
83de10e27007 use display_graph_old for locale_deps, to show a bit more than nothing for cyclic graphs;
wenzelm
parents: 60265
diff changeset
   719
display of 'thy_deps', 'class_deps' etc.
60009
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
   720
60115
wenzelm
parents: 60114
diff changeset
   721
* The commands 'thy_deps' and 'class_deps' allow optional bounds to
wenzelm
parents: 60114
diff changeset
   722
restrict the visualized hierarchy.
60093
c48d536231fe clarified thy_deps;
wenzelm
parents: 60089
diff changeset
   723
60072
wenzelm
parents: 60025
diff changeset
   724
* Improved scheduling for asynchronous print commands (e.g. provers
wenzelm
parents: 60025
diff changeset
   725
managed by the Sledgehammer panel) wrt. ongoing document processing.
wenzelm
parents: 60025
diff changeset
   726
58524
f805b366a497 context menu for bibtex entries;
wenzelm
parents: 58421
diff changeset
   727
59951
8c49daca5d9f misc tuning for release;
wenzelm
parents: 59949
diff changeset
   728
*** Document preparation ***
8c49daca5d9f misc tuning for release;
wenzelm
parents: 59949
diff changeset
   729
8c49daca5d9f misc tuning for release;
wenzelm
parents: 59949
diff changeset
   730
* Document markup commands 'chapter', 'section', 'subsection',
8c49daca5d9f misc tuning for release;
wenzelm
parents: 59949
diff changeset
   731
'subsubsection', 'text', 'txt', 'text_raw' work uniformly in any
8c49daca5d9f misc tuning for release;
wenzelm
parents: 59949
diff changeset
   732
context, even before the initial 'theory' command. Obsolete proof
8c49daca5d9f misc tuning for release;
wenzelm
parents: 59949
diff changeset
   733
commands 'sect', 'subsect', 'subsubsect', 'txt_raw' have been
8c49daca5d9f misc tuning for release;
wenzelm
parents: 59949
diff changeset
   734
discontinued, use 'section', 'subsection', 'subsubsection', 'text_raw'
8c49daca5d9f misc tuning for release;
wenzelm
parents: 59949
diff changeset
   735
instead. The old 'header' command is still retained for some time, but
8c49daca5d9f misc tuning for release;
wenzelm
parents: 59949
diff changeset
   736
should be replaced by 'chapter', 'section' etc. (using "isabelle
8c49daca5d9f misc tuning for release;
wenzelm
parents: 59949
diff changeset
   737
update_header"). Minor INCOMPATIBILITY.
8c49daca5d9f misc tuning for release;
wenzelm
parents: 59949
diff changeset
   738
60009
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
   739
* Official support for "tt" style variants, via \isatt{...} or
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
   740
\begin{isabellett}...\end{isabellett}. The somewhat fragile \verb or
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
   741
verbatim environment of LaTeX is no longer used. This allows @{ML} etc.
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
   742
as argument to other macros (such as footnotes).
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
   743
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
   744
* Document antiquotation @{verbatim} prints ASCII text literally in "tt"
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
   745
style.
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
   746
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
   747
* Discontinued obsolete option "document_graph": session_graph.pdf is
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
   748
produced unconditionally for HTML browser_info and PDF-LaTeX document.
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
   749
59951
8c49daca5d9f misc tuning for release;
wenzelm
parents: 59949
diff changeset
   750
* Diagnostic commands and document markup commands within a proof do not
8c49daca5d9f misc tuning for release;
wenzelm
parents: 59949
diff changeset
   751
affect the command tag for output. Thus commands like 'thm' are subject
8c49daca5d9f misc tuning for release;
wenzelm
parents: 59949
diff changeset
   752
to proof document structure, and no longer "stick out" accidentally.
8c49daca5d9f misc tuning for release;
wenzelm
parents: 59949
diff changeset
   753
Commands 'text' and 'txt' merely differ in the LaTeX style, not their
8c49daca5d9f misc tuning for release;
wenzelm
parents: 59949
diff changeset
   754
tags. Potential INCOMPATIBILITY in exotic situations.
8c49daca5d9f misc tuning for release;
wenzelm
parents: 59949
diff changeset
   755
8c49daca5d9f misc tuning for release;
wenzelm
parents: 59949
diff changeset
   756
* System option "pretty_margin" is superseded by "thy_output_margin",
8c49daca5d9f misc tuning for release;
wenzelm
parents: 59949
diff changeset
   757
which is also accessible via document antiquotation option "margin".
8c49daca5d9f misc tuning for release;
wenzelm
parents: 59949
diff changeset
   758
Only the margin for document output may be changed, but not the global
8c49daca5d9f misc tuning for release;
wenzelm
parents: 59949
diff changeset
   759
pretty printing: that is 76 for plain console output, and adapted
8c49daca5d9f misc tuning for release;
wenzelm
parents: 59949
diff changeset
   760
dynamically in GUI front-ends. Implementations of document
8c49daca5d9f misc tuning for release;
wenzelm
parents: 59949
diff changeset
   761
antiquotations need to observe the margin explicitly according to
8c49daca5d9f misc tuning for release;
wenzelm
parents: 59949
diff changeset
   762
Thy_Output.string_of_margin. Minor INCOMPATIBILITY.
8c49daca5d9f misc tuning for release;
wenzelm
parents: 59949
diff changeset
   763
60299
5ae2a2e74c93 clarified NEWS: document_files are officially required since Isabelle2014, but the absence was tolerated as legacy feature;
wenzelm
parents: 60288
diff changeset
   764
* Specification of 'document_files' in the session ROOT file is
5ae2a2e74c93 clarified NEWS: document_files are officially required since Isabelle2014, but the absence was tolerated as legacy feature;
wenzelm
parents: 60288
diff changeset
   765
mandatory for document preparation. The legacy mode with implicit
5ae2a2e74c93 clarified NEWS: document_files are officially required since Isabelle2014, but the absence was tolerated as legacy feature;
wenzelm
parents: 60288
diff changeset
   766
copying of the document/ directory is no longer supported. Minor
5ae2a2e74c93 clarified NEWS: document_files are officially required since Isabelle2014, but the absence was tolerated as legacy feature;
wenzelm
parents: 60288
diff changeset
   767
INCOMPATIBILITY.
5ae2a2e74c93 clarified NEWS: document_files are officially required since Isabelle2014, but the absence was tolerated as legacy feature;
wenzelm
parents: 60288
diff changeset
   768
59951
8c49daca5d9f misc tuning for release;
wenzelm
parents: 59949
diff changeset
   769
58202
be1d10595b7b restrictive options for class dependencies
haftmann
parents: 58192
diff changeset
   770
*** Pure ***
be1d10595b7b restrictive options for class dependencies
haftmann
parents: 58192
diff changeset
   771
59835
97872c658a44 rule_insts_schematic is considered legacy and false by default;
wenzelm
parents: 59815
diff changeset
   772
* Proof methods with explicit instantiation ("rule_tac", "subgoal_tac"
97872c658a44 rule_insts_schematic is considered legacy and false by default;
wenzelm
parents: 59815
diff changeset
   773
etc.) allow an optional context of local variables ('for' declaration):
97872c658a44 rule_insts_schematic is considered legacy and false by default;
wenzelm
parents: 59815
diff changeset
   774
these variables become schematic in the instantiated theorem; this
97872c658a44 rule_insts_schematic is considered legacy and false by default;
wenzelm
parents: 59815
diff changeset
   775
behaviour is analogous to 'for' in attributes "where" and "of".
97872c658a44 rule_insts_schematic is considered legacy and false by default;
wenzelm
parents: 59815
diff changeset
   776
Configuration option rule_insts_schematic (default false) controls use
97872c658a44 rule_insts_schematic is considered legacy and false by default;
wenzelm
parents: 59815
diff changeset
   777
of schematic variables outside the context. Minor INCOMPATIBILITY,
97872c658a44 rule_insts_schematic is considered legacy and false by default;
wenzelm
parents: 59815
diff changeset
   778
declare rule_insts_schematic = true temporarily and update to use local
97872c658a44 rule_insts_schematic is considered legacy and false by default;
wenzelm
parents: 59815
diff changeset
   779
variable declarations or dummy patterns instead.
97872c658a44 rule_insts_schematic is considered legacy and false by default;
wenzelm
parents: 59815
diff changeset
   780
60009
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
   781
* Explicit instantiation via attributes "where", "of", and proof methods
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
   782
"rule_tac" with derivatives like "subgoal_tac" etc. admit dummy patterns
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
   783
("_") that stand for anonymous local variables.
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
   784
59951
8c49daca5d9f misc tuning for release;
wenzelm
parents: 59949
diff changeset
   785
* Generated schematic variables in standard format of exported facts are
8c49daca5d9f misc tuning for release;
wenzelm
parents: 59949
diff changeset
   786
incremented to avoid material in the proof context. Rare
8c49daca5d9f misc tuning for release;
wenzelm
parents: 59949
diff changeset
   787
INCOMPATIBILITY, explicit instantiation sometimes needs to refer to
8c49daca5d9f misc tuning for release;
wenzelm
parents: 59949
diff changeset
   788
different index.
8c49daca5d9f misc tuning for release;
wenzelm
parents: 59949
diff changeset
   789
60010
5fe58ca9cf40 tuned spelling;
wenzelm
parents: 60009
diff changeset
   790
* Lexical separation of signed and unsigned numerals: categories "num"
5fe58ca9cf40 tuned spelling;
wenzelm
parents: 60009
diff changeset
   791
and "float" are unsigned. INCOMPATIBILITY: subtle change in precedence
5fe58ca9cf40 tuned spelling;
wenzelm
parents: 60009
diff changeset
   792
of numeral signs, particularly in expressions involving infix syntax
5fe58ca9cf40 tuned spelling;
wenzelm
parents: 60009
diff changeset
   793
like "(- 1) ^ n".
58410
6d46ad54a2ab explicit separation of signed and unsigned numerals using existing lexical categories num and xnum
haftmann
parents: 58373
diff changeset
   794
58421
37cbbd8eb460 discontinued old "xnum" token category;
wenzelm
parents: 58410
diff changeset
   795
* Old inner token category "xnum" has been discontinued.  Potential
37cbbd8eb460 discontinued old "xnum" token category;
wenzelm
parents: 58410
diff changeset
   796
INCOMPATIBILITY for exotic syntax: may use mixfix grammar with "num"
37cbbd8eb460 discontinued old "xnum" token category;
wenzelm
parents: 58410
diff changeset
   797
token category instead.
37cbbd8eb460 discontinued old "xnum" token category;
wenzelm
parents: 58410
diff changeset
   798
58202
be1d10595b7b restrictive options for class dependencies
haftmann
parents: 58192
diff changeset
   799
57737
72d4c00064af updated NEWS
blanchet
parents: 57695
diff changeset
   800
*** HOL ***
72d4c00064af updated NEWS
blanchet
parents: 57695
diff changeset
   801
57983
6edc3529bb4e reordered some (co)datatype property names for more consistency
blanchet
parents: 57946
diff changeset
   802
* New (co)datatype package:
58373
4bdd00a76e54 updated NEWS
blanchet
parents: 58368
diff changeset
   803
  - The 'datatype_new' command has been renamed 'datatype'. The old
4bdd00a76e54 updated NEWS
blanchet
parents: 58368
diff changeset
   804
    command of that name is now called 'old_datatype' and is provided
4bdd00a76e54 updated NEWS
blanchet
parents: 58368
diff changeset
   805
    by "~~/src/HOL/Library/Old_Datatype.thy". See
4bdd00a76e54 updated NEWS
blanchet
parents: 58368
diff changeset
   806
    'isabelle doc datatypes' for information on porting.
4bdd00a76e54 updated NEWS
blanchet
parents: 58368
diff changeset
   807
    INCOMPATIBILITY.
57983
6edc3529bb4e reordered some (co)datatype property names for more consistency
blanchet
parents: 57946
diff changeset
   808
  - Renamed theorems:
6edc3529bb4e reordered some (co)datatype property names for more consistency
blanchet
parents: 57946
diff changeset
   809
      disc_corec ~> corec_disc
6edc3529bb4e reordered some (co)datatype property names for more consistency
blanchet
parents: 57946
diff changeset
   810
      disc_corec_iff ~> corec_disc_iff
6edc3529bb4e reordered some (co)datatype property names for more consistency
blanchet
parents: 57946
diff changeset
   811
      disc_exclude ~> distinct_disc
6edc3529bb4e reordered some (co)datatype property names for more consistency
blanchet
parents: 57946
diff changeset
   812
      disc_exhaust ~> exhaust_disc
6edc3529bb4e reordered some (co)datatype property names for more consistency
blanchet
parents: 57946
diff changeset
   813
      disc_map_iff ~> map_disc_iff
6edc3529bb4e reordered some (co)datatype property names for more consistency
blanchet
parents: 57946
diff changeset
   814
      sel_corec ~> corec_sel
6edc3529bb4e reordered some (co)datatype property names for more consistency
blanchet
parents: 57946
diff changeset
   815
      sel_exhaust ~> exhaust_sel
6edc3529bb4e reordered some (co)datatype property names for more consistency
blanchet
parents: 57946
diff changeset
   816
      sel_map ~> map_sel
6edc3529bb4e reordered some (co)datatype property names for more consistency
blanchet
parents: 57946
diff changeset
   817
      sel_set ~> set_sel
6edc3529bb4e reordered some (co)datatype property names for more consistency
blanchet
parents: 57946
diff changeset
   818
      sel_split ~> split_sel
6edc3529bb4e reordered some (co)datatype property names for more consistency
blanchet
parents: 57946
diff changeset
   819
      sel_split_asm ~> split_sel_asm
6edc3529bb4e reordered some (co)datatype property names for more consistency
blanchet
parents: 57946
diff changeset
   820
      strong_coinduct ~> coinduct_strong
6edc3529bb4e reordered some (co)datatype property names for more consistency
blanchet
parents: 57946
diff changeset
   821
      weak_case_cong ~> case_cong_weak
6edc3529bb4e reordered some (co)datatype property names for more consistency
blanchet
parents: 57946
diff changeset
   822
    INCOMPATIBILITY.
58192
d0dffec0da2b updated docs
blanchet
parents: 58100
diff changeset
   823
  - The "no_code" option to "free_constructors", "datatype_new", and
d0dffec0da2b updated docs
blanchet
parents: 58100
diff changeset
   824
    "codatatype" has been renamed "plugins del: code".
d0dffec0da2b updated docs
blanchet
parents: 58100
diff changeset
   825
    INCOMPATIBILITY.
58044
b5cdfb352814 removed not so interesting 'set_empty'
blanchet
parents: 58010
diff changeset
   826
  - The rules "set_empty" have been removed. They are easy
b5cdfb352814 removed not so interesting 'set_empty'
blanchet
parents: 58010
diff changeset
   827
    consequences of other set rules "by auto".
b5cdfb352814 removed not so interesting 'set_empty'
blanchet
parents: 58010
diff changeset
   828
    INCOMPATIBILITY.
b5cdfb352814 removed not so interesting 'set_empty'
blanchet
parents: 58010
diff changeset
   829
  - The rule "set_cases" is now registered with the "[cases set]"
57990
90d941a477bd documented slight incompatibility in NEWS
blanchet
parents: 57983
diff changeset
   830
    attribute. This can influence the behavior of the "cases" proof
90d941a477bd documented slight incompatibility in NEWS
blanchet
parents: 57983
diff changeset
   831
    method when more than one case rule is applicable (e.g., an
90d941a477bd documented slight incompatibility in NEWS
blanchet
parents: 57983
diff changeset
   832
    assumption is of the form "w : set ws" and the method "cases w"
90d941a477bd documented slight incompatibility in NEWS
blanchet
parents: 57983
diff changeset
   833
    is invoked). The solution is to specify the case rule explicitly
90d941a477bd documented slight incompatibility in NEWS
blanchet
parents: 57983
diff changeset
   834
    (e.g. "cases w rule: widget.exhaust").
90d941a477bd documented slight incompatibility in NEWS
blanchet
parents: 57983
diff changeset
   835
    INCOMPATIBILITY.
59675
55eb8932d539 documented renamed theories
blanchet
parents: 59661
diff changeset
   836
  - Renamed theories:
55eb8932d539 documented renamed theories
blanchet
parents: 59661
diff changeset
   837
      BNF_Comp ~> BNF_Composition
55eb8932d539 documented renamed theories
blanchet
parents: 59661
diff changeset
   838
      BNF_FP_Base ~> BNF_Fixpoint_Base
55eb8932d539 documented renamed theories
blanchet
parents: 59661
diff changeset
   839
      BNF_GFP ~> BNF_Greatest_Fixpoint
55eb8932d539 documented renamed theories
blanchet
parents: 59661
diff changeset
   840
      BNF_LFP ~> BNF_Least_Fixpoint
55eb8932d539 documented renamed theories
blanchet
parents: 59661
diff changeset
   841
      BNF_Constructions_on_Wellorders ~> BNF_Wellorder_Constructions
55eb8932d539 documented renamed theories
blanchet
parents: 59661
diff changeset
   842
      Cardinals/Constructions_on_Wellorders ~> Cardinals/Wellorder_Constructions
55eb8932d539 documented renamed theories
blanchet
parents: 59661
diff changeset
   843
    INCOMPATIBILITY.
60114
caf2637a28a9 tuned for release;
wenzelm
parents: 60111
diff changeset
   844
  - Lifting and Transfer setup for basic HOL types sum and prod (also
caf2637a28a9 tuned for release;
wenzelm
parents: 60111
diff changeset
   845
    option) is now performed by the BNF package. Theories Lifting_Sum,
caf2637a28a9 tuned for release;
wenzelm
parents: 60111
diff changeset
   846
    Lifting_Product and Lifting_Option from Main became obsolete and
caf2637a28a9 tuned for release;
wenzelm
parents: 60111
diff changeset
   847
    were removed. Changed definitions of the relators rel_prod and
caf2637a28a9 tuned for release;
wenzelm
parents: 60111
diff changeset
   848
    rel_sum (using inductive).
60111
3eaa39b3a0b7 (low importance) NEWS
traytel
parents: 60106
diff changeset
   849
    INCOMPATIBILITY: use rel_prod.simps and rel_sum.simps instead
60114
caf2637a28a9 tuned for release;
wenzelm
parents: 60111
diff changeset
   850
    of rel_prod_def and rel_sum_def.
caf2637a28a9 tuned for release;
wenzelm
parents: 60111
diff changeset
   851
    Minor INCOMPATIBILITY: (rarely used by name) transfer theorem names
caf2637a28a9 tuned for release;
wenzelm
parents: 60111
diff changeset
   852
    changed (e.g. map_prod_transfer ~> prod.map_transfer).
60261
wenzelm
parents: 60258
diff changeset
   853
  - Parametricity theorems for map functions, relators, set functions,
wenzelm
parents: 60258
diff changeset
   854
    constructors, case combinators, discriminators, selectors and
wenzelm
parents: 60258
diff changeset
   855
    (co)recursors are automatically proved and registered as transfer
wenzelm
parents: 60258
diff changeset
   856
    rules.
57983
6edc3529bb4e reordered some (co)datatype property names for more consistency
blanchet
parents: 57946
diff changeset
   857
6edc3529bb4e reordered some (co)datatype property names for more consistency
blanchet
parents: 57946
diff changeset
   858
* Old datatype package:
58310
91ea607a34d8 updated news
blanchet
parents: 58247
diff changeset
   859
  - The old 'datatype' command has been renamed 'old_datatype', and
58373
4bdd00a76e54 updated NEWS
blanchet
parents: 58368
diff changeset
   860
    'rep_datatype' has been renamed 'old_rep_datatype'. They are
4bdd00a76e54 updated NEWS
blanchet
parents: 58368
diff changeset
   861
    provided by "~~/src/HOL/Library/Old_Datatype.thy". See
58310
91ea607a34d8 updated news
blanchet
parents: 58247
diff changeset
   862
    'isabelle doc datatypes' for information on porting.
58373
4bdd00a76e54 updated NEWS
blanchet
parents: 58368
diff changeset
   863
    INCOMPATIBILITY.
57983
6edc3529bb4e reordered some (co)datatype property names for more consistency
blanchet
parents: 57946
diff changeset
   864
  - Renamed theorems:
6edc3529bb4e reordered some (co)datatype property names for more consistency
blanchet
parents: 57946
diff changeset
   865
      weak_case_cong ~> case_cong_weak
6edc3529bb4e reordered some (co)datatype property names for more consistency
blanchet
parents: 57946
diff changeset
   866
    INCOMPATIBILITY.
58373
4bdd00a76e54 updated NEWS
blanchet
parents: 58368
diff changeset
   867
  - Renamed theory:
4bdd00a76e54 updated NEWS
blanchet
parents: 58368
diff changeset
   868
      ~~/src/HOL/Datatype.thy ~> ~~/src/HOL/Library/Old_Datatype.thy
4bdd00a76e54 updated NEWS
blanchet
parents: 58368
diff changeset
   869
    INCOMPATIBILITY.
57983
6edc3529bb4e reordered some (co)datatype property names for more consistency
blanchet
parents: 57946
diff changeset
   870
59039
32145985352a updated NEWS
blanchet
parents: 58999
diff changeset
   871
* Nitpick:
60010
5fe58ca9cf40 tuned spelling;
wenzelm
parents: 60009
diff changeset
   872
  - Fixed soundness bug related to the strict and non-strict subset
59039
32145985352a updated NEWS
blanchet
parents: 58999
diff changeset
   873
    operations.
32145985352a updated NEWS
blanchet
parents: 58999
diff changeset
   874
57737
72d4c00064af updated NEWS
blanchet
parents: 57695
diff changeset
   875
* Sledgehammer:
59511
ef65605a7d9c updated NEWS
blanchet
parents: 59498
diff changeset
   876
  - CVC4 is now included with Isabelle instead of CVC3 and run by
ef65605a7d9c updated NEWS
blanchet
parents: 59498
diff changeset
   877
    default.
59965
7199ad93b744 Z3 news
blanchet
parents: 59958
diff changeset
   878
  - Z3 is now always enabled by default, now that it is fully open
7199ad93b744 Z3 news
blanchet
parents: 59958
diff changeset
   879
    source. The "z3_non_commercial" option is discontinued.
57737
72d4c00064af updated NEWS
blanchet
parents: 57695
diff changeset
   880
  - Minimization is now always enabled by default.
60010
5fe58ca9cf40 tuned spelling;
wenzelm
parents: 60009
diff changeset
   881
    Removed sub-command:
57737
72d4c00064af updated NEWS
blanchet
parents: 57695
diff changeset
   882
      min
59967
2fcf41a626f7 tuned wording
blanchet
parents: 59965
diff changeset
   883
  - Proof reconstruction, both one-liners and Isar, has been
59039
32145985352a updated NEWS
blanchet
parents: 58999
diff changeset
   884
    dramatically improved.
32145985352a updated NEWS
blanchet
parents: 58999
diff changeset
   885
  - Improved support for CVC4 and veriT.
57737
72d4c00064af updated NEWS
blanchet
parents: 57695
diff changeset
   886
58062
f4d8987656b9 updated NEWS
blanchet
parents: 58060
diff changeset
   887
* Old and new SMT modules:
58067
a7a0af643499 tuned terminology
blanchet
parents: 58066
diff changeset
   888
  - The old 'smt' method has been renamed 'old_smt' and moved to
59569
0eece945fa54 tuned whitespace;
wenzelm
parents: 59564
diff changeset
   889
    'src/HOL/Library/Old_SMT.thy'. It is provided for compatibility,
0eece945fa54 tuned whitespace;
wenzelm
parents: 59564
diff changeset
   890
    until applications have been ported to use the new 'smt' method. For
0eece945fa54 tuned whitespace;
wenzelm
parents: 59564
diff changeset
   891
    the method to work, an older version of Z3 (e.g. Z3 3.2 or 4.0) must
0eece945fa54 tuned whitespace;
wenzelm
parents: 59564
diff changeset
   892
    be installed, and the environment variable "OLD_Z3_SOLVER" must
0eece945fa54 tuned whitespace;
wenzelm
parents: 59564
diff changeset
   893
    point to it.
58062
f4d8987656b9 updated NEWS
blanchet
parents: 58060
diff changeset
   894
    INCOMPATIBILITY.
58067
a7a0af643499 tuned terminology
blanchet
parents: 58066
diff changeset
   895
  - The 'smt2' method has been renamed 'smt'.
58060
835b5443b978 updated NEWS
blanchet
parents: 58044
diff changeset
   896
    INCOMPATIBILITY.
59569
0eece945fa54 tuned whitespace;
wenzelm
parents: 59564
diff changeset
   897
  - New option 'smt_reconstruction_step_timeout' to limit the
0eece945fa54 tuned whitespace;
wenzelm
parents: 59564
diff changeset
   898
    reconstruction time of Z3 proof steps in the new 'smt' method.
59216
436b7b0c94f6 updated NEWS
boehmes
parents: 59180
diff changeset
   899
  - New option 'smt_statistics' to display statistics of the new 'smt'
436b7b0c94f6 updated NEWS
boehmes
parents: 59180
diff changeset
   900
    method, especially runtime statistics of Z3 proof reconstruction.
58060
835b5443b978 updated NEWS
blanchet
parents: 58044
diff changeset
   901
60261
wenzelm
parents: 60258
diff changeset
   902
* Lifting: command 'lift_definition' allows to execute lifted constants
wenzelm
parents: 60258
diff changeset
   903
that have as a return type a datatype containing a subtype. This
wenzelm
parents: 60258
diff changeset
   904
overcomes long-time limitations in the area of code generation and
wenzelm
parents: 60258
diff changeset
   905
lifting, and avoids tedious workarounds.
60258
kuncar
parents: 60119
diff changeset
   906
60009
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
   907
* Command and antiquotation "value" provide different evaluation slots
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
   908
(again), where the previous strategy (NBE after ML) serves as default.
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
   909
Minor INCOMPATIBILITY.
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
   910
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
   911
* Add NO_MATCH-simproc, allows to check for syntactic non-equality.
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
   912
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
   913
* field_simps: Use NO_MATCH-simproc for distribution rules, to avoid
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
   914
non-termination in case of distributing a division. With this change
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
   915
field_simps is in some cases slightly less powerful, if it fails try to
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
   916
add algebra_simps, or use divide_simps. Minor INCOMPATIBILITY.
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
   917
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
   918
* Separate class no_zero_divisors has been given up in favour of fully
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
   919
algebraic semiring_no_zero_divisors. INCOMPATIBILITY.
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
   920
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
   921
* Class linordered_semidom really requires no zero divisors.
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
   922
INCOMPATIBILITY.
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
   923
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
   924
* Classes division_ring, field and linordered_field always demand
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
   925
"inverse 0 = 0". Given up separate classes division_ring_inverse_zero,
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
   926
field_inverse_zero and linordered_field_inverse_zero. INCOMPATIBILITY.
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
   927
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
   928
* Classes cancel_ab_semigroup_add / cancel_monoid_add specify explicit
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
   929
additive inverse operation. INCOMPATIBILITY.
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
   930
60020
065ecea354d0 Complex roots of unity. Better definition of ln for complex numbers. Used [code del] to stop code generation for powr.
paulson <lp15@cam.ac.uk>
parents: 60010
diff changeset
   931
* Complex powers and square roots. The functions "ln" and "powr" are now
60025
wenzelm
parents: 60020
diff changeset
   932
overloaded for types real and complex, and 0 powr y = 0 by definition.
wenzelm
parents: 60020
diff changeset
   933
INCOMPATIBILITY: type constraints may be necessary.
60020
065ecea354d0 Complex roots of unity. Better definition of ln for complex numbers. Used [code del] to stop code generation for powr.
paulson <lp15@cam.ac.uk>
parents: 60010
diff changeset
   934
60009
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
   935
* The functions "sin" and "cos" are now defined for any type of sort
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
   936
"{real_normed_algebra_1,banach}" type, so in particular on "real" and
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
   937
"complex" uniformly. Minor INCOMPATIBILITY: type constraints may be
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
   938
needed.
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
   939
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
   940
* New library of properties of the complex transcendental functions sin,
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
   941
cos, tan, exp, Ln, Arctan, Arcsin, Arccos. Ported from HOL Light.
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
   942
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
   943
* The factorial function, "fact", now has type "nat => 'a" (of a sort
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
   944
that admits numeric types including nat, int, real and complex.
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
   945
INCOMPATIBILITY: an expression such as "fact 3 = 6" may require a type
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
   946
constraint, and the combination "real (fact k)" is likely to be
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
   947
unsatisfactory. If a type conversion is still necessary, then use
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
   948
"of_nat (fact k)" or "real_of_nat (fact k)".
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
   949
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
   950
* Removed functions "natfloor" and "natceiling", use "nat o floor" and
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
   951
"nat o ceiling" instead. A few of the lemmas have been retained and
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
   952
adapted: in their names "natfloor"/"natceiling" has been replaced by
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
   953
"nat_floor"/"nat_ceiling".
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
   954
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
   955
* Qualified some duplicated fact names required for boostrapping the
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
   956
type class hierarchy:
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
   957
  ab_add_uminus_conv_diff ~> diff_conv_add_uminus
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
   958
  field_inverse_zero ~> inverse_zero
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
   959
  field_divide_inverse ~> divide_inverse
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
   960
  field_inverse ~> left_inverse
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
   961
Minor INCOMPATIBILITY.
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
   962
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
   963
* Eliminated fact duplicates:
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
   964
  mult_less_imp_less_right ~> mult_right_less_imp_less
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
   965
  mult_less_imp_less_left ~> mult_left_less_imp_less
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
   966
Minor INCOMPATIBILITY.
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
   967
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
   968
* Fact consolidation: even_less_0_iff is subsumed by
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
   969
double_add_less_zero_iff_single_add_less_zero (simp by default anyway).
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
   970
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
   971
* Generalized and consolidated some theorems concerning divsibility:
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
   972
  dvd_reduce ~> dvd_add_triv_right_iff
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
   973
  dvd_plus_eq_right ~> dvd_add_right_iff
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
   974
  dvd_plus_eq_left ~> dvd_add_left_iff
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
   975
Minor INCOMPATIBILITY.
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
   976
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
   977
* "even" and "odd" are mere abbreviations for "2 dvd _" and "~ 2 dvd _"
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
   978
and part of theory Main.
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
   979
  even_def ~> even_iff_mod_2_eq_zero
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
   980
INCOMPATIBILITY.
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
   981
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
   982
* Lemma name consolidation: divide_Numeral1 ~> divide_numeral_1. Minor
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
   983
INCOMPATIBILITY.
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
   984
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
   985
* Bootstrap of listsum as special case of abstract product over lists.
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
   986
Fact rename:
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
   987
    listsum_def ~> listsum.eq_foldr
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
   988
INCOMPATIBILITY.
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
   989
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
   990
* Product over lists via constant "listprod".
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
   991
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
   992
* Theory List: renamed drop_Suc_conv_tl and nth_drop' to
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
   993
Cons_nth_drop_Suc.
58247
98d0f85d247f enamed drop_Suc_conv_tl and nth_drop' to Cons_nth_drop_Suc
nipkow
parents: 58202
diff changeset
   994
58626
6c473ed0ac70 move Code_Test to HOL/Library;
Andreas Lochbihler
parents: 58610
diff changeset
   995
* New infrastructure for compiling, running, evaluating and testing
59569
0eece945fa54 tuned whitespace;
wenzelm
parents: 59564
diff changeset
   996
generated code in target languages in HOL/Library/Code_Test. See
0eece945fa54 tuned whitespace;
wenzelm
parents: 59564
diff changeset
   997
HOL/Codegenerator_Test/Code_Test* for examples.
58008
aa72531f972f added PARALLEL_ALLGOALS convenience;
wenzelm
parents: 57946
diff changeset
   998
60009
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
   999
* Library/Multiset:
59813
6320064f22bb more multiset theorems
blanchet
parents: 59808
diff changeset
  1000
  - Introduced "replicate_mset" operation.
6320064f22bb more multiset theorems
blanchet
parents: 59808
diff changeset
  1001
  - Introduced alternative characterizations of the multiset ordering in
6320064f22bb more multiset theorems
blanchet
parents: 59808
diff changeset
  1002
    "Library/Multiset_Order".
59958
4538d41e8e54 renamed multiset ordering to free up nice <# etc. symbols for the standard subset
blanchet
parents: 59951
diff changeset
  1003
  - Renamed multiset ordering:
4538d41e8e54 renamed multiset ordering to free up nice <# etc. symbols for the standard subset
blanchet
parents: 59951
diff changeset
  1004
      <# ~> #<#
4538d41e8e54 renamed multiset ordering to free up nice <# etc. symbols for the standard subset
blanchet
parents: 59951
diff changeset
  1005
      <=# ~> #<=#
4538d41e8e54 renamed multiset ordering to free up nice <# etc. symbols for the standard subset
blanchet
parents: 59951
diff changeset
  1006
      \<subset># ~> #\<subset>#
4538d41e8e54 renamed multiset ordering to free up nice <# etc. symbols for the standard subset
blanchet
parents: 59951
diff changeset
  1007
      \<subseteq># ~> #\<subseteq>#
4538d41e8e54 renamed multiset ordering to free up nice <# etc. symbols for the standard subset
blanchet
parents: 59951
diff changeset
  1008
    INCOMPATIBILITY.
59986
f38b94549dc8 introduced new abbreviations for multiset operations (in the hope of getting rid of the old names <, <=, etc.)
blanchet
parents: 59967
diff changeset
  1009
  - Introduced abbreviations for ill-named multiset operations:
f38b94549dc8 introduced new abbreviations for multiset operations (in the hope of getting rid of the old names <, <=, etc.)
blanchet
parents: 59967
diff changeset
  1010
      <#, \<subset># abbreviate < (strict subset)
f38b94549dc8 introduced new abbreviations for multiset operations (in the hope of getting rid of the old names <, <=, etc.)
blanchet
parents: 59967
diff changeset
  1011
      <=#, \<le>#, \<subseteq># abbreviate <= (subset or equal)
f38b94549dc8 introduced new abbreviations for multiset operations (in the hope of getting rid of the old names <, <=, etc.)
blanchet
parents: 59967
diff changeset
  1012
    INCOMPATIBILITY.
59813
6320064f22bb more multiset theorems
blanchet
parents: 59808
diff changeset
  1013
  - Renamed
6320064f22bb more multiset theorems
blanchet
parents: 59808
diff changeset
  1014
      in_multiset_of ~> in_multiset_in_set
59998
c54d36be22ef renamed Multiset.fold -> fold_mset, Multiset.filter -> filter_mset
nipkow
parents: 59991
diff changeset
  1015
      Multiset.fold ~> fold_mset
c54d36be22ef renamed Multiset.fold -> fold_mset, Multiset.filter -> filter_mset
nipkow
parents: 59991
diff changeset
  1016
      Multiset.filter ~> filter_mset
59813
6320064f22bb more multiset theorems
blanchet
parents: 59808
diff changeset
  1017
    INCOMPATIBILITY.
59949
fc4c896c8e74 Removed mcard because it is equal to size
nipkow
parents: 59939
diff changeset
  1018
  - Removed mcard, is equal to size.
59813
6320064f22bb more multiset theorems
blanchet
parents: 59808
diff changeset
  1019
  - Added attributes:
6320064f22bb more multiset theorems
blanchet
parents: 59808
diff changeset
  1020
      image_mset.id [simp]
6320064f22bb more multiset theorems
blanchet
parents: 59808
diff changeset
  1021
      image_mset_id [simp]
6320064f22bb more multiset theorems
blanchet
parents: 59808
diff changeset
  1022
      elem_multiset_of_set [simp, intro]
6320064f22bb more multiset theorems
blanchet
parents: 59808
diff changeset
  1023
      comp_fun_commute_plus_mset [simp]
6320064f22bb more multiset theorems
blanchet
parents: 59808
diff changeset
  1024
      comp_fun_commute.fold_mset_insert [OF comp_fun_commute_plus_mset, simp]
6320064f22bb more multiset theorems
blanchet
parents: 59808
diff changeset
  1025
      in_mset_fold_plus_iff [iff]
6320064f22bb more multiset theorems
blanchet
parents: 59808
diff changeset
  1026
      set_of_Union_mset [simp]
6320064f22bb more multiset theorems
blanchet
parents: 59808
diff changeset
  1027
      in_Union_mset_iff [iff]
6320064f22bb more multiset theorems
blanchet
parents: 59808
diff changeset
  1028
    INCOMPATIBILITY.
6320064f22bb more multiset theorems
blanchet
parents: 59808
diff changeset
  1029
60009
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
  1030
* Library/Sum_of_Squares: simplified and improved "sos" method. Always
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
  1031
use local CSDP executable, which is much faster than the NEOS server.
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
  1032
The "sos_cert" functionality is invoked as "sos" with additional
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
  1033
argument. Minor INCOMPATIBILITY.
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
  1034
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
  1035
* HOL-Decision_Procs: New counterexample generator quickcheck
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
  1036
[approximation] for inequalities of transcendental functions. Uses
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
  1037
hardware floating point arithmetic to randomly discover potential
60010
5fe58ca9cf40 tuned spelling;
wenzelm
parents: 60009
diff changeset
  1038
counterexamples. Counterexamples are certified with the "approximation"
60009
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
  1039
method. See HOL/Decision_Procs/ex/Approximation_Quickcheck_Ex.thy for
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
  1040
examples.
58990
immler
parents: 58963
diff changeset
  1041
59354
hoelzl
parents: 59308
diff changeset
  1042
* HOL-Probability: Reworked measurability prover
60010
5fe58ca9cf40 tuned spelling;
wenzelm
parents: 60009
diff changeset
  1043
  - applies destructor rules repeatedly
59354
hoelzl
parents: 59308
diff changeset
  1044
  - removed application splitting (replaced by destructor rule)
59569
0eece945fa54 tuned whitespace;
wenzelm
parents: 59564
diff changeset
  1045
  - added congruence rules to rewrite measure spaces under the sets
0eece945fa54 tuned whitespace;
wenzelm
parents: 59564
diff changeset
  1046
    projection
0eece945fa54 tuned whitespace;
wenzelm
parents: 59564
diff changeset
  1047
60009
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
  1048
* New proof method "rewrite" (in theory ~~/src/HOL/Library/Rewrite) for
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
  1049
single-step rewriting with subterm selection based on patterns.
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
  1050
58630
71cdb885b3bb simplified "sos" method;
wenzelm
parents: 58626
diff changeset
  1051
58066
96e987003a01 moved new para to right section of NEWS
blanchet
parents: 58065
diff changeset
  1052
*** ML ***
96e987003a01 moved new para to right section of NEWS
blanchet
parents: 58065
diff changeset
  1053
60009
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
  1054
* Subtle change of name space policy: undeclared entries are now
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
  1055
considered inaccessible, instead of accessible via the fully-qualified
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
  1056
internal name. This mainly affects Name_Space.intern (and derivatives),
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
  1057
which may produce an unexpected Long_Name.hidden prefix. Note that
60010
5fe58ca9cf40 tuned spelling;
wenzelm
parents: 60009
diff changeset
  1058
contemporary applications use the strict Name_Space.check (and
60009
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
  1059
derivatives) instead, which is not affected by the change. Potential
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
  1060
INCOMPATIBILITY in rare applications of Name_Space.intern.
59951
8c49daca5d9f misc tuning for release;
wenzelm
parents: 59949
diff changeset
  1061
60094
96a4765ba7d1 explicit error for Toplevel.proof_of;
wenzelm
parents: 60093
diff changeset
  1062
* Subtle change of error semantics of Toplevel.proof_of: regular user
96a4765ba7d1 explicit error for Toplevel.proof_of;
wenzelm
parents: 60093
diff changeset
  1063
ERROR instead of internal Toplevel.UNDEF.
96a4765ba7d1 explicit error for Toplevel.proof_of;
wenzelm
parents: 60093
diff changeset
  1064
59951
8c49daca5d9f misc tuning for release;
wenzelm
parents: 59949
diff changeset
  1065
* Basic combinators map, fold, fold_map, split_list, apply are available
8c49daca5d9f misc tuning for release;
wenzelm
parents: 59949
diff changeset
  1066
as parameterized antiquotations, e.g. @{map 4} for lists of quadruples.
8c49daca5d9f misc tuning for release;
wenzelm
parents: 59949
diff changeset
  1067
8c49daca5d9f misc tuning for release;
wenzelm
parents: 59949
diff changeset
  1068
* Renamed "pairself" to "apply2", in accordance to @{apply 2}.
8c49daca5d9f misc tuning for release;
wenzelm
parents: 59949
diff changeset
  1069
INCOMPATIBILITY.
8c49daca5d9f misc tuning for release;
wenzelm
parents: 59949
diff changeset
  1070
8c49daca5d9f misc tuning for release;
wenzelm
parents: 59949
diff changeset
  1071
* Former combinators NAMED_CRITICAL and CRITICAL for central critical
8c49daca5d9f misc tuning for release;
wenzelm
parents: 59949
diff changeset
  1072
sections have been discontinued, in favour of the more elementary
8c49daca5d9f misc tuning for release;
wenzelm
parents: 59949
diff changeset
  1073
Multithreading.synchronized and its high-level derivative
8c49daca5d9f misc tuning for release;
wenzelm
parents: 59949
diff changeset
  1074
Synchronized.var (which is usually sufficient in applications). Subtle
8c49daca5d9f misc tuning for release;
wenzelm
parents: 59949
diff changeset
  1075
INCOMPATIBILITY: synchronized access needs to be atomic and cannot be
8c49daca5d9f misc tuning for release;
wenzelm
parents: 59949
diff changeset
  1076
nested.
8c49daca5d9f misc tuning for release;
wenzelm
parents: 59949
diff changeset
  1077
60009
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
  1078
* Synchronized.value (ML) is actually synchronized (as in Scala): subtle
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
  1079
change of semantics with minimal potential for INCOMPATIBILITY.
59899
wenzelm
parents: 59892
diff changeset
  1080
59621
291934bac95e Thm.cterm_of and Thm.ctyp_of operate on local context;
wenzelm
parents: 59588
diff changeset
  1081
* The main operations to certify logical entities are Thm.ctyp_of and
291934bac95e Thm.cterm_of and Thm.ctyp_of operate on local context;
wenzelm
parents: 59588
diff changeset
  1082
Thm.cterm_of with a local context; old-style global theory variants are
291934bac95e Thm.cterm_of and Thm.ctyp_of operate on local context;
wenzelm
parents: 59588
diff changeset
  1083
available as Thm.global_ctyp_of and Thm.global_cterm_of.
291934bac95e Thm.cterm_of and Thm.ctyp_of operate on local context;
wenzelm
parents: 59588
diff changeset
  1084
INCOMPATIBILITY.
291934bac95e Thm.cterm_of and Thm.ctyp_of operate on local context;
wenzelm
parents: 59588
diff changeset
  1085
59582
0fbed69ff081 tuned signature -- prefer qualified names;
wenzelm
parents: 59570
diff changeset
  1086
* Elementary operations in module Thm are no longer pervasive.
0fbed69ff081 tuned signature -- prefer qualified names;
wenzelm
parents: 59570
diff changeset
  1087
INCOMPATIBILITY, need to use qualified Thm.prop_of, Thm.cterm_of,
0fbed69ff081 tuned signature -- prefer qualified names;
wenzelm
parents: 59570
diff changeset
  1088
Thm.term_of etc.
0fbed69ff081 tuned signature -- prefer qualified names;
wenzelm
parents: 59570
diff changeset
  1089
58963
26bf09b95dda proper context for assume_tac (atac remains as fall-back without context);
wenzelm
parents: 58957
diff changeset
  1090
* Proper context for various elementary tactics: assume_tac,
59498
50b60f501b05 proper context for resolve_tac, eresolve_tac, dresolve_tac, forward_tac etc.;
wenzelm
parents: 59480
diff changeset
  1091
resolve_tac, eresolve_tac, dresolve_tac, forward_tac, match_tac,
50b60f501b05 proper context for resolve_tac, eresolve_tac, dresolve_tac, forward_tac etc.;
wenzelm
parents: 59480
diff changeset
  1092
compose_tac, Splitter.split_tac etc. INCOMPATIBILITY.
58956
a816aa3ff391 proper context for compose_tac, Splitter.split_tac (relevant for unify trace options);
wenzelm
parents: 58928
diff changeset
  1093
58066
96e987003a01 moved new para to right section of NEWS
blanchet
parents: 58065
diff changeset
  1094
* Tactical PARALLEL_ALLGOALS is the most common way to refer to
96e987003a01 moved new para to right section of NEWS
blanchet
parents: 58065
diff changeset
  1095
PARALLEL_GOALS.
96e987003a01 moved new para to right section of NEWS
blanchet
parents: 58065
diff changeset
  1096
59564
fdc03c8daacc Goal.prove_multi is superseded by the fully general Goal.prove_common;
wenzelm
parents: 59557
diff changeset
  1097
* Goal.prove_multi is superseded by the fully general Goal.prove_common,
fdc03c8daacc Goal.prove_multi is superseded by the fully general Goal.prove_common;
wenzelm
parents: 59557
diff changeset
  1098
which also allows to specify a fork priority.
fdc03c8daacc Goal.prove_multi is superseded by the fully general Goal.prove_common;
wenzelm
parents: 59557
diff changeset
  1099
59936
b8ffc3dc9e24 @{command_spec} is superseded by @{command_keyword};
wenzelm
parents: 59926
diff changeset
  1100
* Antiquotation @{command_spec "COMMAND"} is superseded by
b8ffc3dc9e24 @{command_spec} is superseded by @{command_keyword};
wenzelm
parents: 59926
diff changeset
  1101
@{command_keyword COMMAND} (usually without quotes and with PIDE
b8ffc3dc9e24 @{command_spec} is superseded by @{command_keyword};
wenzelm
parents: 59926
diff changeset
  1102
markup). Minor INCOMPATIBILITY.
b8ffc3dc9e24 @{command_spec} is superseded by @{command_keyword};
wenzelm
parents: 59926
diff changeset
  1103
60009
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
  1104
* Cartouches within ML sources are turned into values of type
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
  1105
Input.source (with formal position information).
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
  1106
58066
96e987003a01 moved new para to right section of NEWS
blanchet
parents: 58065
diff changeset
  1107
58610
fffdbce036db added update_cartouches tool;
wenzelm
parents: 58604
diff changeset
  1108
*** System ***
fffdbce036db added update_cartouches tool;
wenzelm
parents: 58604
diff changeset
  1109
59951
8c49daca5d9f misc tuning for release;
wenzelm
parents: 59949
diff changeset
  1110
* The Isabelle tool "update_cartouches" changes theory files to use
8c49daca5d9f misc tuning for release;
wenzelm
parents: 59949
diff changeset
  1111
cartouches instead of old-style {* verbatim *} or `alt_string` tokens.
8c49daca5d9f misc tuning for release;
wenzelm
parents: 59949
diff changeset
  1112
60106
e0d1d9203275 allow to exclude session groups;
wenzelm
parents: 60094
diff changeset
  1113
* The Isabelle tool "build" provides new options -X, -k, -x.
59951
8c49daca5d9f misc tuning for release;
wenzelm
parents: 59949
diff changeset
  1114
8c49daca5d9f misc tuning for release;
wenzelm
parents: 59949
diff changeset
  1115
* Discontinued old-fashioned "codegen" tool. Code generation can always
8c49daca5d9f misc tuning for release;
wenzelm
parents: 59949
diff changeset
  1116
be externally triggered using an appropriate ROOT file plus a
8c49daca5d9f misc tuning for release;
wenzelm
parents: 59949
diff changeset
  1117
corresponding theory. Parametrization is possible using environment
8c49daca5d9f misc tuning for release;
wenzelm
parents: 59949
diff changeset
  1118
variables, or ML snippets in the most extreme cases. Minor
8c49daca5d9f misc tuning for release;
wenzelm
parents: 59949
diff changeset
  1119
INCOMPATIBILITY.
58842
22b87ab47d3b discontinued Proof General;
wenzelm
parents: 58801
diff changeset
  1120
59200
wenzelm
parents: 59180
diff changeset
  1121
* JVM system property "isabelle.threads" determines size of Scala thread
wenzelm
parents: 59180
diff changeset
  1122
pool, like Isabelle system option "threads" for ML.
wenzelm
parents: 59180
diff changeset
  1123
59201
702e0971d617 added system property isabelle.laf, notably for initial system dialog;
wenzelm
parents: 59200
diff changeset
  1124
* JVM system property "isabelle.laf" determines the default Swing
702e0971d617 added system property isabelle.laf, notably for initial system dialog;
wenzelm
parents: 59200
diff changeset
  1125
look-and-feel, via internal class name or symbolic name as in the jEdit
702e0971d617 added system property isabelle.laf, notably for initial system dialog;
wenzelm
parents: 59200
diff changeset
  1126
menu Global Options / Appearance.
702e0971d617 added system property isabelle.laf, notably for initial system dialog;
wenzelm
parents: 59200
diff changeset
  1127
59951
8c49daca5d9f misc tuning for release;
wenzelm
parents: 59949
diff changeset
  1128
* Support for Proof General and Isar TTY loop has been discontinued.
60009
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
  1129
Minor INCOMPATIBILITY, use standard PIDE infrastructure instead.
59891
9ce697050455 added isabelle build option -k, for fast off-line checking of theory sources;
wenzelm
parents: 59849
diff changeset
  1130
58610
fffdbce036db added update_cartouches tool;
wenzelm
parents: 58604
diff changeset
  1131
57695
987c9ceeaafd back to post-release mode -- after fork point;
wenzelm
parents: 57693
diff changeset
  1132
57452
ecad2a53755a misc updates for release;
wenzelm
parents: 57443
diff changeset
  1133
New in Isabelle2014 (August 2014)
ecad2a53755a misc updates for release;
wenzelm
parents: 57443
diff changeset
  1134
---------------------------------
54055
5bf55a713232 back to post-release mode -- after fork point;
wenzelm
parents: 54049
diff changeset
  1135
54702
3daeba5130f0 added document antiquotation @{url}, which produces formal markup for LaTeX and PIDE;
wenzelm
parents: 54688
diff changeset
  1136
*** General ***
3daeba5130f0 added document antiquotation @{url}, which produces formal markup for LaTeX and PIDE;
wenzelm
parents: 54688
diff changeset
  1137
57452
ecad2a53755a misc updates for release;
wenzelm
parents: 57443
diff changeset
  1138
* Support for official Standard ML within the Isabelle context.
ecad2a53755a misc updates for release;
wenzelm
parents: 57443
diff changeset
  1139
Command 'SML_file' reads and evaluates the given Standard ML file.
ecad2a53755a misc updates for release;
wenzelm
parents: 57443
diff changeset
  1140
Toplevel bindings are stored within the theory context; the initial
ecad2a53755a misc updates for release;
wenzelm
parents: 57443
diff changeset
  1141
environment is restricted to the Standard ML implementation of
ecad2a53755a misc updates for release;
wenzelm
parents: 57443
diff changeset
  1142
Poly/ML, without the add-ons of Isabelle/ML.  Commands 'SML_import'
ecad2a53755a misc updates for release;
wenzelm
parents: 57443
diff changeset
  1143
and 'SML_export' allow to exchange toplevel bindings between the two
ecad2a53755a misc updates for release;
wenzelm
parents: 57443
diff changeset
  1144
separate environments.  See also ~~/src/Tools/SML/Examples.thy for
ecad2a53755a misc updates for release;
wenzelm
parents: 57443
diff changeset
  1145
some examples.
56499
7e0178c84994 allow text cartouches in regular outer syntax categories "text" and "altstring";
wenzelm
parents: 56450
diff changeset
  1146
57504
5cf245c62c4c misc tuning for release;
wenzelm
parents: 57503
diff changeset
  1147
* Standard tactics and proof methods such as "clarsimp", "auto" and
5cf245c62c4c misc tuning for release;
wenzelm
parents: 57503
diff changeset
  1148
"safe" now preserve equality hypotheses "x = expr" where x is a free
5cf245c62c4c misc tuning for release;
wenzelm
parents: 57503
diff changeset
  1149
variable.  Locale assumptions and chained facts containing "x"
5cf245c62c4c misc tuning for release;
wenzelm
parents: 57503
diff changeset
  1150
continue to be useful.  The new method "hypsubst_thin" and the
5cf245c62c4c misc tuning for release;
wenzelm
parents: 57503
diff changeset
  1151
configuration option "hypsubst_thin" (within the attribute name space)
5cf245c62c4c misc tuning for release;
wenzelm
parents: 57503
diff changeset
  1152
restore the previous behavior.  INCOMPATIBILITY, especially where
5cf245c62c4c misc tuning for release;
wenzelm
parents: 57503
diff changeset
  1153
induction is done after these methods or when the names of free and
5cf245c62c4c misc tuning for release;
wenzelm
parents: 57503
diff changeset
  1154
bound variables clash.  As first approximation, old proofs may be
5cf245c62c4c misc tuning for release;
wenzelm
parents: 57503
diff changeset
  1155
repaired by "using [[hypsubst_thin = true]]" in the critical spot.
5cf245c62c4c misc tuning for release;
wenzelm
parents: 57503
diff changeset
  1156
56232
31e283f606e2 more static checking of proof methods;
wenzelm
parents: 56218
diff changeset
  1157
* More static checking of proof methods, which allows the system to
31e283f606e2 more static checking of proof methods;
wenzelm
parents: 56218
diff changeset
  1158
form a closure over the concrete syntax.  Method arguments should be
31e283f606e2 more static checking of proof methods;
wenzelm
parents: 56218
diff changeset
  1159
processed in the original proof context as far as possible, before
31e283f606e2 more static checking of proof methods;
wenzelm
parents: 56218
diff changeset
  1160
operating on the goal state.  In any case, the standard discipline for
31e283f606e2 more static checking of proof methods;
wenzelm
parents: 56218
diff changeset
  1161
subgoal-addressing needs to be observed: no subgoals or a subgoal
31e283f606e2 more static checking of proof methods;
wenzelm
parents: 56218
diff changeset
  1162
number that is out of range produces an empty result sequence, not an
31e283f606e2 more static checking of proof methods;
wenzelm
parents: 56218
diff changeset
  1163
exception.  Potential INCOMPATIBILITY for non-conformant tactical
31e283f606e2 more static checking of proof methods;
wenzelm
parents: 56218
diff changeset
  1164
proof tools.
31e283f606e2 more static checking of proof methods;
wenzelm
parents: 56218
diff changeset
  1165
57452
ecad2a53755a misc updates for release;
wenzelm
parents: 57443
diff changeset
  1166
* Lexical syntax (inner and outer) supports text cartouches with
ecad2a53755a misc updates for release;
wenzelm
parents: 57443
diff changeset
  1167
arbitrary nesting, and without escapes of quotes etc.  The Prover IDE
ecad2a53755a misc updates for release;
wenzelm
parents: 57443
diff changeset
  1168
supports input via ` (backquote).
ecad2a53755a misc updates for release;
wenzelm
parents: 57443
diff changeset
  1169
ecad2a53755a misc updates for release;
wenzelm
parents: 57443
diff changeset
  1170
* The outer syntax categories "text" (for formal comments and document
ecad2a53755a misc updates for release;
wenzelm
parents: 57443
diff changeset
  1171
markup commands) and "altstring" (for literal fact references) allow
ecad2a53755a misc updates for release;
wenzelm
parents: 57443
diff changeset
  1172
cartouches as well, in addition to the traditional mix of quotations.
ecad2a53755a misc updates for release;
wenzelm
parents: 57443
diff changeset
  1173
ecad2a53755a misc updates for release;
wenzelm
parents: 57443
diff changeset
  1174
* Syntax of document antiquotation @{rail} now uses \<newline> instead
ecad2a53755a misc updates for release;
wenzelm
parents: 57443
diff changeset
  1175
of "\\", to avoid the optical illusion of escaped backslash within
57491
9eedaafc05c8 tuned grammar and spelling (cf. 0cf15843b82f);
wenzelm
parents: 57476
diff changeset
  1176
string token.  General renovation of its syntax using text cartouches.
57452
ecad2a53755a misc updates for release;
wenzelm
parents: 57443
diff changeset
  1177
Minor INCOMPATIBILITY.
ecad2a53755a misc updates for release;
wenzelm
parents: 57443
diff changeset
  1178
ecad2a53755a misc updates for release;
wenzelm
parents: 57443
diff changeset
  1179
* Discontinued legacy_isub_isup, which was a temporary workaround for
ecad2a53755a misc updates for release;
wenzelm
parents: 57443
diff changeset
  1180
Isabelle/ML in Isabelle2013-1.  The prover process no longer accepts
ecad2a53755a misc updates for release;
wenzelm
parents: 57443
diff changeset
  1181
old identifier syntax with \<^isub> or \<^isup>.  Potential
ecad2a53755a misc updates for release;
wenzelm
parents: 57443
diff changeset
  1182
INCOMPATIBILITY.
ecad2a53755a misc updates for release;
wenzelm
parents: 57443
diff changeset
  1183
ecad2a53755a misc updates for release;
wenzelm
parents: 57443
diff changeset
  1184
* Document antiquotation @{url} produces markup for the given URL,
ecad2a53755a misc updates for release;
wenzelm
parents: 57443
diff changeset
  1185
which results in an active hyperlink within the text.
ecad2a53755a misc updates for release;
wenzelm
parents: 57443
diff changeset
  1186
ecad2a53755a misc updates for release;
wenzelm
parents: 57443
diff changeset
  1187
* Document antiquotation @{file_unchecked} is like @{file}, but does
ecad2a53755a misc updates for release;
wenzelm
parents: 57443
diff changeset
  1188
not check existence within the file-system.
ecad2a53755a misc updates for release;
wenzelm
parents: 57443
diff changeset
  1189
ecad2a53755a misc updates for release;
wenzelm
parents: 57443
diff changeset
  1190
* Updated and extended manuals: codegen, datatypes, implementation,
ecad2a53755a misc updates for release;
wenzelm
parents: 57443
diff changeset
  1191
isar-ref, jedit, system.
57423
96f970d1522b updated NEWS -- removed material that is already in the manual;
wenzelm
parents: 57418
diff changeset
  1192
54702
3daeba5130f0 added document antiquotation @{url}, which produces formal markup for LaTeX and PIDE;
wenzelm
parents: 54688
diff changeset
  1193
54533
wenzelm
parents: 54502
diff changeset
  1194
*** Prover IDE -- Isabelle/Scala/jEdit ***
wenzelm
parents: 54502
diff changeset
  1195
57650
17d7f5d96328 tuned spelling;
wenzelm
parents: 57637
diff changeset
  1196
* Improved Document panel: simplified interaction where every single
57452
ecad2a53755a misc updates for release;
wenzelm
parents: 57443
diff changeset
  1197
mouse click (re)opens document via desktop environment or as jEdit
ecad2a53755a misc updates for release;
wenzelm
parents: 57443
diff changeset
  1198
buffer.
ecad2a53755a misc updates for release;
wenzelm
parents: 57443
diff changeset
  1199
ecad2a53755a misc updates for release;
wenzelm
parents: 57443
diff changeset
  1200
* Support for Navigator plugin (with toolbar buttons), with connection
ecad2a53755a misc updates for release;
wenzelm
parents: 57443
diff changeset
  1201
to PIDE hyperlinks.
ecad2a53755a misc updates for release;
wenzelm
parents: 57443
diff changeset
  1202
ecad2a53755a misc updates for release;
wenzelm
parents: 57443
diff changeset
  1203
* Auxiliary files ('ML_file' etc.) are managed by the Prover IDE.
ecad2a53755a misc updates for release;
wenzelm
parents: 57443
diff changeset
  1204
Open text buffers take precedence over copies within the file-system.
ecad2a53755a misc updates for release;
wenzelm
parents: 57443
diff changeset
  1205
ecad2a53755a misc updates for release;
wenzelm
parents: 57443
diff changeset
  1206
* Improved support for Isabelle/ML, with jEdit mode "isabelle-ml" for
ecad2a53755a misc updates for release;
wenzelm
parents: 57443
diff changeset
  1207
auxiliary ML files.
57423
96f970d1522b updated NEWS -- removed material that is already in the manual;
wenzelm
parents: 57418
diff changeset
  1208
96f970d1522b updated NEWS -- removed material that is already in the manual;
wenzelm
parents: 57418
diff changeset
  1209
* Improved syntactic and semantic completion mechanism, with simple
96f970d1522b updated NEWS -- removed material that is already in the manual;
wenzelm
parents: 57418
diff changeset
  1210
templates, completion language context, name-space completion,
96f970d1522b updated NEWS -- removed material that is already in the manual;
wenzelm
parents: 57418
diff changeset
  1211
file-name completion, spell-checker completion.
96f970d1522b updated NEWS -- removed material that is already in the manual;
wenzelm
parents: 57418
diff changeset
  1212
96f970d1522b updated NEWS -- removed material that is already in the manual;
wenzelm
parents: 57418
diff changeset
  1213
* Refined GUI popup for completion: more robust key/mouse event
96f970d1522b updated NEWS -- removed material that is already in the manual;
wenzelm
parents: 57418
diff changeset
  1214
handling and propagation to enclosing text area -- avoid loosing
96f970d1522b updated NEWS -- removed material that is already in the manual;
wenzelm
parents: 57418
diff changeset
  1215
keystrokes with slow / remote graphics displays.
96f970d1522b updated NEWS -- removed material that is already in the manual;
wenzelm
parents: 57418
diff changeset
  1216
57833
2c2bae3da1c2 completion popup supports both ENTER and TAB (default);
wenzelm
parents: 57826
diff changeset
  1217
* Completion popup supports both ENTER and TAB (default) to select an
2c2bae3da1c2 completion popup supports both ENTER and TAB (default);
wenzelm
parents: 57826
diff changeset
  1218
item, depending on Isabelle options.
2c2bae3da1c2 completion popup supports both ENTER and TAB (default);
wenzelm
parents: 57826
diff changeset
  1219
57423
96f970d1522b updated NEWS -- removed material that is already in the manual;
wenzelm
parents: 57418
diff changeset
  1220
* Refined insertion of completion items wrt. jEdit text: multiple
96f970d1522b updated NEWS -- removed material that is already in the manual;
wenzelm
parents: 57418
diff changeset
  1221
selections, rectangular selections, rectangular selection as "tall
96f970d1522b updated NEWS -- removed material that is already in the manual;
wenzelm
parents: 57418
diff changeset
  1222
caret".
56342
075397022503 cumulative NEWS;
wenzelm
parents: 56303
diff changeset
  1223
56580
wenzelm
parents: 56554
diff changeset
  1224
* Integrated spell-checker for document text, comments etc. with
57423
96f970d1522b updated NEWS -- removed material that is already in the manual;
wenzelm
parents: 57418
diff changeset
  1225
completion popup and context-menu.
56554
wenzelm
parents: 56533
diff changeset
  1226
56879
ee2b61f37ad9 renamed "Find" to "Query", with more general operations;
wenzelm
parents: 56851
diff changeset
  1227
* More general "Query" panel supersedes "Find" panel, with GUI access
ee2b61f37ad9 renamed "Find" to "Query", with more general operations;
wenzelm
parents: 56851
diff changeset
  1228
to commands 'find_theorems' and 'find_consts', as well as print
ee2b61f37ad9 renamed "Find" to "Query", with more general operations;
wenzelm
parents: 56851
diff changeset
  1229
operations for the context.  Minor incompatibility in keyboard
ee2b61f37ad9 renamed "Find" to "Query", with more general operations;
wenzelm
parents: 56851
diff changeset
  1230
shortcuts etc.: replace action isabelle-find by isabelle-query.
56761
wenzelm
parents: 56652
diff changeset
  1231
56901
wenzelm
parents: 56889
diff changeset
  1232
* Search field for all output panels ("Output", "Query", "Info" etc.)
wenzelm
parents: 56889
diff changeset
  1233
to highlight text via regular expression.
wenzelm
parents: 56889
diff changeset
  1234
54881
dff57132cf18 added system option "jedit_print_mode";
wenzelm
parents: 54864
diff changeset
  1235
* Option "jedit_print_mode" (see also "Plugin Options / Isabelle /
dff57132cf18 added system option "jedit_print_mode";
wenzelm
parents: 54864
diff changeset
  1236
General") allows to specify additional print modes for the prover
dff57132cf18 added system option "jedit_print_mode";
wenzelm
parents: 54864
diff changeset
  1237
process, without requiring old-fashioned command-line invocation of
dff57132cf18 added system option "jedit_print_mode";
wenzelm
parents: 54864
diff changeset
  1238
"isabelle jedit -m MODE".
dff57132cf18 added system option "jedit_print_mode";
wenzelm
parents: 54864
diff changeset
  1239
56505
wenzelm
parents: 56499
diff changeset
  1240
* More support for remote files (e.g. http) using standard Java
wenzelm
parents: 56499
diff changeset
  1241
networking operations instead of jEdit virtual file-systems.
wenzelm
parents: 56499
diff changeset
  1242
57822
9ea92df3631a some actual workaround to remove document nodes;
wenzelm
parents: 57693
diff changeset
  1243
* Empty editors buffers that are no longer required (e.g.\ via theory
9ea92df3631a some actual workaround to remove document nodes;
wenzelm
parents: 57693
diff changeset
  1244
imports) are automatically removed from the document model.
9ea92df3631a some actual workaround to remove document nodes;
wenzelm
parents: 57693
diff changeset
  1245
57869
9665f79a7181 improved monitor panel;
wenzelm
parents: 57856
diff changeset
  1246
* Improved monitor panel.
9665f79a7181 improved monitor panel;
wenzelm
parents: 57856
diff changeset
  1247
56838
wenzelm
parents: 56815
diff changeset
  1248
* Improved Console/Scala plugin: more uniform scala.Console output,
wenzelm
parents: 56815
diff changeset
  1249
more robust treatment of threads and interrupts.
wenzelm
parents: 56815
diff changeset
  1250
56939
wenzelm
parents: 56927
diff changeset
  1251
* Improved management of dockable windows: clarified keyboard focus
wenzelm
parents: 56927
diff changeset
  1252
and window placement wrt. main editor view; optional menu item to
wenzelm
parents: 56927
diff changeset
  1253
"Detach" a copy where this makes sense.
wenzelm
parents: 56927
diff changeset
  1254
57452
ecad2a53755a misc updates for release;
wenzelm
parents: 57443
diff changeset
  1255
* New Simplifier Trace panel provides an interactive view of the
57591
8c095aef6769 clarified "simp_trace_new" and corresponding isar-ref section;
wenzelm
parents: 57532
diff changeset
  1256
simplification process, enabled by the "simp_trace_new" attribute
57452
ecad2a53755a misc updates for release;
wenzelm
parents: 57443
diff changeset
  1257
within the context.
ecad2a53755a misc updates for release;
wenzelm
parents: 57443
diff changeset
  1258
ecad2a53755a misc updates for release;
wenzelm
parents: 57443
diff changeset
  1259
55001
wenzelm
parents: 54893
diff changeset
  1260
*** Pure ***
wenzelm
parents: 54893
diff changeset
  1261
57504
5cf245c62c4c misc tuning for release;
wenzelm
parents: 57503
diff changeset
  1262
* Low-level type-class commands 'classes', 'classrel', 'arities' have
5cf245c62c4c misc tuning for release;
wenzelm
parents: 57503
diff changeset
  1263
been discontinued to avoid the danger of non-trivial axiomatization
5cf245c62c4c misc tuning for release;
wenzelm
parents: 57503
diff changeset
  1264
that is not immediately visible.  INCOMPATIBILITY, use regular
5cf245c62c4c misc tuning for release;
wenzelm
parents: 57503
diff changeset
  1265
'instance' command with proof.  The required OFCLASS(...) theorem
5cf245c62c4c misc tuning for release;
wenzelm
parents: 57503
diff changeset
  1266
might be postulated via 'axiomatization' beforehand, or the proof
5cf245c62c4c misc tuning for release;
wenzelm
parents: 57503
diff changeset
  1267
finished trivially if the underlying class definition is made vacuous
5cf245c62c4c misc tuning for release;
wenzelm
parents: 57503
diff changeset
  1268
(without any assumptions).  See also Isabelle/ML operations
5cf245c62c4c misc tuning for release;
wenzelm
parents: 57503
diff changeset
  1269
Axclass.class_axiomatization, Axclass.classrel_axiomatization,
5cf245c62c4c misc tuning for release;
wenzelm
parents: 57503
diff changeset
  1270
Axclass.arity_axiomatization.
5cf245c62c4c misc tuning for release;
wenzelm
parents: 57503
diff changeset
  1271
56245
84fc7dfa3cd4 more qualified names;
wenzelm
parents: 56232
diff changeset
  1272
* Basic constants of Pure use more conventional names and are always
84fc7dfa3cd4 more qualified names;
wenzelm
parents: 56232
diff changeset
  1273
qualified.  Rare INCOMPATIBILITY, but with potentially serious
84fc7dfa3cd4 more qualified names;
wenzelm
parents: 56232
diff changeset
  1274
consequences, notably for tools in Isabelle/ML.  The following
84fc7dfa3cd4 more qualified names;
wenzelm
parents: 56232
diff changeset
  1275
renaming needs to be applied:
84fc7dfa3cd4 more qualified names;
wenzelm
parents: 56232
diff changeset
  1276
84fc7dfa3cd4 more qualified names;
wenzelm
parents: 56232
diff changeset
  1277
  ==             ~>  Pure.eq
84fc7dfa3cd4 more qualified names;
wenzelm
parents: 56232
diff changeset
  1278
  ==>            ~>  Pure.imp
84fc7dfa3cd4 more qualified names;
wenzelm
parents: 56232
diff changeset
  1279
  all            ~>  Pure.all
84fc7dfa3cd4 more qualified names;
wenzelm
parents: 56232
diff changeset
  1280
  TYPE           ~>  Pure.type
84fc7dfa3cd4 more qualified names;
wenzelm
parents: 56232
diff changeset
  1281
  dummy_pattern  ~>  Pure.dummy_pattern
84fc7dfa3cd4 more qualified names;
wenzelm
parents: 56232
diff changeset
  1282
84fc7dfa3cd4 more qualified names;
wenzelm
parents: 56232
diff changeset
  1283
Systematic porting works by using the following theory setup on a
84fc7dfa3cd4 more qualified names;
wenzelm
parents: 56232
diff changeset
  1284
*previous* Isabelle version to introduce the new name accesses for the
84fc7dfa3cd4 more qualified names;
wenzelm
parents: 56232
diff changeset
  1285
old constants:
84fc7dfa3cd4 more qualified names;
wenzelm
parents: 56232
diff changeset
  1286
84fc7dfa3cd4 more qualified names;
wenzelm
parents: 56232
diff changeset
  1287
setup {*
84fc7dfa3cd4 more qualified names;
wenzelm
parents: 56232
diff changeset
  1288
  fn thy => thy
84fc7dfa3cd4 more qualified names;
wenzelm
parents: 56232
diff changeset
  1289
    |> Sign.root_path
84fc7dfa3cd4 more qualified names;
wenzelm
parents: 56232
diff changeset
  1290
    |> Sign.const_alias (Binding.qualify true "Pure" @{binding eq}) "=="
84fc7dfa3cd4 more qualified names;
wenzelm
parents: 56232
diff changeset
  1291
    |> Sign.const_alias (Binding.qualify true "Pure" @{binding imp}) "==>"
84fc7dfa3cd4 more qualified names;
wenzelm
parents: 56232
diff changeset
  1292
    |> Sign.const_alias (Binding.qualify true "Pure" @{binding all}) "all"
84fc7dfa3cd4 more qualified names;
wenzelm
parents: 56232
diff changeset
  1293
    |> Sign.restore_naming thy
84fc7dfa3cd4 more qualified names;
wenzelm
parents: 56232
diff changeset
  1294
*}
84fc7dfa3cd4 more qualified names;
wenzelm
parents: 56232
diff changeset
  1295
84fc7dfa3cd4 more qualified names;
wenzelm
parents: 56232
diff changeset
  1296
Thus ML antiquotations like @{const_name Pure.eq} may be used already.
84fc7dfa3cd4 more qualified names;
wenzelm
parents: 56232
diff changeset
  1297
Later the application is moved to the current Isabelle version, and
84fc7dfa3cd4 more qualified names;
wenzelm
parents: 56232
diff changeset
  1298
the auxiliary aliases are deleted.
84fc7dfa3cd4 more qualified names;
wenzelm
parents: 56232
diff changeset
  1299
55143
04448228381d explicit eigen-context for attributes "where", "of", and corresponding read_instantiate, instantiate_tac;
wenzelm
parents: 55139
diff changeset
  1300
* Attributes "where" and "of" allow an optional context of local
04448228381d explicit eigen-context for attributes "where", "of", and corresponding read_instantiate, instantiate_tac;
wenzelm
parents: 55139
diff changeset
  1301
variables ('for' declaration): these variables become schematic in the
04448228381d explicit eigen-context for attributes "where", "of", and corresponding read_instantiate, instantiate_tac;
wenzelm
parents: 55139
diff changeset
  1302
instantiated theorem.
04448228381d explicit eigen-context for attributes "where", "of", and corresponding read_instantiate, instantiate_tac;
wenzelm
parents: 55139
diff changeset
  1303
55152
a56099a6447a discontinued obsolete attribute "standard";
wenzelm
parents: 55143
diff changeset
  1304
* Obsolete attribute "standard" has been discontinued (legacy since
a56099a6447a discontinued obsolete attribute "standard";
wenzelm
parents: 55143
diff changeset
  1305
Isabelle2012).  Potential INCOMPATIBILITY, use explicit 'for' context
a56099a6447a discontinued obsolete attribute "standard";
wenzelm
parents: 55143
diff changeset
  1306
where instantiations with schematic variables are intended (for
a56099a6447a discontinued obsolete attribute "standard";
wenzelm
parents: 55143
diff changeset
  1307
declaration commands like 'lemmas' or attributes like "of").  The
a56099a6447a discontinued obsolete attribute "standard";
wenzelm
parents: 55143
diff changeset
  1308
following temporary definition may help to port old applications:
a56099a6447a discontinued obsolete attribute "standard";
wenzelm
parents: 55143
diff changeset
  1309
a56099a6447a discontinued obsolete attribute "standard";
wenzelm
parents: 55143
diff changeset
  1310
  attribute_setup standard =
a56099a6447a discontinued obsolete attribute "standard";
wenzelm
parents: 55143
diff changeset
  1311
    "Scan.succeed (Thm.rule_attribute (K Drule.export_without_context))"
a56099a6447a discontinued obsolete attribute "standard";
wenzelm
parents: 55143
diff changeset
  1312
55001
wenzelm
parents: 54893
diff changeset
  1313
* More thorough check of proof context for goal statements and
55006
wenzelm
parents: 55001
diff changeset
  1314
attributed fact expressions (concerning background theory, declared
wenzelm
parents: 55001
diff changeset
  1315
hyps).  Potential INCOMPATIBILITY, tools need to observe standard
wenzelm
parents: 55001
diff changeset
  1316
context discipline.  See also Assumption.add_assumes and the more
wenzelm
parents: 55001
diff changeset
  1317
primitive Thm.assume_hyps.
55001
wenzelm
parents: 54893
diff changeset
  1318
55108
0b7a0c1fdf7e inner syntax token language allows regular quoted strings;
wenzelm
parents: 55049
diff changeset
  1319
* Inner syntax token language allows regular quoted strings "..."
0b7a0c1fdf7e inner syntax token language allows regular quoted strings;
wenzelm
parents: 55049
diff changeset
  1320
(only makes sense in practice, if outer syntax is delimited
57452
ecad2a53755a misc updates for release;
wenzelm
parents: 57443
diff changeset
  1321
differently, e.g. via cartouches).
ecad2a53755a misc updates for release;
wenzelm
parents: 57443
diff changeset
  1322
57504
5cf245c62c4c misc tuning for release;
wenzelm
parents: 57503
diff changeset
  1323
* Command 'print_term_bindings' supersedes 'print_binds' for clarity,
5cf245c62c4c misc tuning for release;
wenzelm
parents: 57503
diff changeset
  1324
but the latter is retained some time as Proof General legacy.
5cf245c62c4c misc tuning for release;
wenzelm
parents: 57503
diff changeset
  1325
57452
ecad2a53755a misc updates for release;
wenzelm
parents: 57443
diff changeset
  1326
* Code generator preprocessor: explicit control of simp tracing on a
ecad2a53755a misc updates for release;
wenzelm
parents: 57443
diff changeset
  1327
per-constant basis.  See attribute "code_preproc".
57430
020cea57eaa4 tracing facilities for the code generator preprocessor
haftmann
parents: 57423
diff changeset
  1328
55001
wenzelm
parents: 54893
diff changeset
  1329
54227
63b441f49645 moving generic lemmas out of theory parity, disregarding some unused auxiliary lemmas;
haftmann
parents: 54055
diff changeset
  1330
*** HOL ***
63b441f49645 moving generic lemmas out of theory parity, disregarding some unused auxiliary lemmas;
haftmann
parents: 54055
diff changeset
  1331
57504
5cf245c62c4c misc tuning for release;
wenzelm
parents: 57503
diff changeset
  1332
* Code generator: enforce case of identifiers only for strict target
5cf245c62c4c misc tuning for release;
wenzelm
parents: 57503
diff changeset
  1333
language requirements.  INCOMPATIBILITY.
5cf245c62c4c misc tuning for release;
wenzelm
parents: 57503
diff changeset
  1334
5cf245c62c4c misc tuning for release;
wenzelm
parents: 57503
diff changeset
  1335
* Code generator: explicit proof contexts in many ML interfaces.
5cf245c62c4c misc tuning for release;
wenzelm
parents: 57503
diff changeset
  1336
INCOMPATIBILITY.
5cf245c62c4c misc tuning for release;
wenzelm
parents: 57503
diff changeset
  1337
5cf245c62c4c misc tuning for release;
wenzelm
parents: 57503
diff changeset
  1338
* Code generator: minimize exported identifiers by default.  Minor
5cf245c62c4c misc tuning for release;
wenzelm
parents: 57503
diff changeset
  1339
INCOMPATIBILITY.
5cf245c62c4c misc tuning for release;
wenzelm
parents: 57503
diff changeset
  1340
5cf245c62c4c misc tuning for release;
wenzelm
parents: 57503
diff changeset
  1341
* Code generation for SML and OCaml: dropped arcane "no_signatures"
5cf245c62c4c misc tuning for release;
wenzelm
parents: 57503
diff changeset
  1342
option.  Minor INCOMPATIBILITY.
5cf245c62c4c misc tuning for release;
wenzelm
parents: 57503
diff changeset
  1343
5cf245c62c4c misc tuning for release;
wenzelm
parents: 57503
diff changeset
  1344
* "declare [[code abort: ...]]" replaces "code_abort ...".
5cf245c62c4c misc tuning for release;
wenzelm
parents: 57503
diff changeset
  1345
INCOMPATIBILITY.
5cf245c62c4c misc tuning for release;
wenzelm
parents: 57503
diff changeset
  1346
5cf245c62c4c misc tuning for release;
wenzelm
parents: 57503
diff changeset
  1347
* "declare [[code drop: ...]]" drops all code equations associated
5cf245c62c4c misc tuning for release;
wenzelm
parents: 57503
diff changeset
  1348
with the given constants.
5cf245c62c4c misc tuning for release;
wenzelm
parents: 57503
diff changeset
  1349
5cf245c62c4c misc tuning for release;
wenzelm
parents: 57503
diff changeset
  1350
* Code generations are provided for make, fields, extend and truncate
5cf245c62c4c misc tuning for release;
wenzelm
parents: 57503
diff changeset
  1351
operations on records.
57437
0baf08c075b9 qualified String.explode and String.implode
haftmann
parents: 57431
diff changeset
  1352
57452
ecad2a53755a misc updates for release;
wenzelm
parents: 57443
diff changeset
  1353
* Command and antiquotation "value" are now hardcoded against nbe and
ecad2a53755a misc updates for release;
wenzelm
parents: 57443
diff changeset
  1354
ML.  Minor INCOMPATIBILITY.
ecad2a53755a misc updates for release;
wenzelm
parents: 57443
diff changeset
  1355
57504
5cf245c62c4c misc tuning for release;
wenzelm
parents: 57503
diff changeset
  1356
* Renamed command 'enriched_type' to 'functor'. INCOMPATIBILITY.
5cf245c62c4c misc tuning for release;
wenzelm
parents: 57503
diff changeset
  1357
5cf245c62c4c misc tuning for release;
wenzelm
parents: 57503
diff changeset
  1358
* The symbol "\<newline>" may be used within char or string literals
5cf245c62c4c misc tuning for release;
wenzelm
parents: 57503
diff changeset
  1359
to represent (Char Nibble0 NibbleA), i.e. ASCII newline.
5cf245c62c4c misc tuning for release;
wenzelm
parents: 57503
diff changeset
  1360
5cf245c62c4c misc tuning for release;
wenzelm
parents: 57503
diff changeset
  1361
* Qualified String.implode and String.explode.  INCOMPATIBILITY.
56923
c062543d380e prefer separate command for approximation
haftmann
parents: 56901
diff changeset
  1362
57452
ecad2a53755a misc updates for release;
wenzelm
parents: 57443
diff changeset
  1363
* Simplifier: Enhanced solver of preconditions of rewrite rules can
ecad2a53755a misc updates for release;
wenzelm
parents: 57443
diff changeset
  1364
now deal with conjunctions.  For help with converting proofs, the old
ecad2a53755a misc updates for release;
wenzelm
parents: 57443
diff changeset
  1365
behaviour of the simplifier can be restored like this: declare/using
ecad2a53755a misc updates for release;
wenzelm
parents: 57443
diff changeset
  1366
[[simp_legacy_precond]].  This configuration option will disappear
ecad2a53755a misc updates for release;
wenzelm
parents: 57443
diff changeset
  1367
again in the future.  INCOMPATIBILITY.
56073
29e308b56d23 enhanced simplifier solver for preconditions of rewrite rule, can now deal with conjunctions
nipkow
parents: 56072
diff changeset
  1368
55139
4d899933a51a NEWS for 31afce809794;
wenzelm
parents: 55122
diff changeset
  1369
* Simproc "finite_Collect" is no longer enabled by default, due to
4d899933a51a NEWS for 31afce809794;
wenzelm
parents: 55122
diff changeset
  1370
spurious crashes and other surprises.  Potential INCOMPATIBILITY.
4d899933a51a NEWS for 31afce809794;
wenzelm
parents: 55122
diff changeset
  1371
57452
ecad2a53755a misc updates for release;
wenzelm
parents: 57443
diff changeset
  1372
* Moved new (co)datatype package and its dependencies from session
ecad2a53755a misc updates for release;
wenzelm
parents: 57443
diff changeset
  1373
  "HOL-BNF" to "HOL".  The commands 'bnf', 'wrap_free_constructors',
ecad2a53755a misc updates for release;
wenzelm
parents: 57443
diff changeset
  1374
  'datatype_new', 'codatatype', 'primcorec', 'primcorecursive' are now
ecad2a53755a misc updates for release;
wenzelm
parents: 57443
diff changeset
  1375
  part of theory "Main".
ecad2a53755a misc updates for release;
wenzelm
parents: 57443
diff changeset
  1376
55098
01869d711567 updated NEWS
blanchet
parents: 55049
diff changeset
  1377
  Theory renamings:
01869d711567 updated NEWS
blanchet
parents: 55049
diff changeset
  1378
    FunDef.thy ~> Fun_Def.thy (and Fun_Def_Base.thy)
01869d711567 updated NEWS
blanchet
parents: 55049
diff changeset
  1379
    Library/Wfrec.thy ~> Wfrec.thy
01869d711567 updated NEWS
blanchet
parents: 55049
diff changeset
  1380
    Library/Zorn.thy ~> Zorn.thy
01869d711567 updated NEWS
blanchet
parents: 55049
diff changeset
  1381
    Cardinals/Order_Relation.thy ~> Order_Relation.thy
01869d711567 updated NEWS
blanchet
parents: 55049
diff changeset
  1382
    Library/Order_Union.thy ~> Cardinals/Order_Union.thy
01869d711567 updated NEWS
blanchet
parents: 55049
diff changeset
  1383
    Cardinals/Cardinal_Arithmetic_Base.thy ~> BNF_Cardinal_Arithmetic.thy
01869d711567 updated NEWS
blanchet
parents: 55049
diff changeset
  1384
    Cardinals/Cardinal_Order_Relation_Base.thy ~> BNF_Cardinal_Order_Relation.thy
01869d711567 updated NEWS
blanchet
parents: 55049
diff changeset
  1385
    Cardinals/Constructions_on_Wellorders_Base.thy ~> BNF_Constructions_on_Wellorders.thy
01869d711567 updated NEWS
blanchet
parents: 55049
diff changeset
  1386
    Cardinals/Wellorder_Embedding_Base.thy ~> BNF_Wellorder_Embedding.thy
01869d711567 updated NEWS
blanchet
parents: 55049
diff changeset
  1387
    Cardinals/Wellorder_Relation_Base.thy ~> BNF_Wellorder_Relation.thy
01869d711567 updated NEWS
blanchet
parents: 55049
diff changeset
  1388
    BNF/Ctr_Sugar.thy ~> Ctr_Sugar.thy
01869d711567 updated NEWS
blanchet
parents: 55049
diff changeset
  1389
    BNF/Basic_BNFs.thy ~> Basic_BNFs.thy
01869d711567 updated NEWS
blanchet
parents: 55049
diff changeset
  1390
    BNF/BNF_Comp.thy ~> BNF_Comp.thy
01869d711567 updated NEWS
blanchet
parents: 55049
diff changeset
  1391
    BNF/BNF_Def.thy ~> BNF_Def.thy
01869d711567 updated NEWS
blanchet
parents: 55049
diff changeset
  1392
    BNF/BNF_FP_Base.thy ~> BNF_FP_Base.thy
01869d711567 updated NEWS
blanchet
parents: 55049
diff changeset
  1393
    BNF/BNF_GFP.thy ~> BNF_GFP.thy
01869d711567 updated NEWS
blanchet
parents: 55049
diff changeset
  1394
    BNF/BNF_LFP.thy ~> BNF_LFP.thy
01869d711567 updated NEWS
blanchet
parents: 55049
diff changeset
  1395
    BNF/BNF_Util.thy ~> BNF_Util.thy
01869d711567 updated NEWS
blanchet
parents: 55049
diff changeset
  1396
    BNF/Coinduction.thy ~> Coinduction.thy
01869d711567 updated NEWS
blanchet
parents: 55049
diff changeset
  1397
    BNF/More_BNFs.thy ~> Library/More_BNFs.thy
01869d711567 updated NEWS
blanchet
parents: 55049
diff changeset
  1398
    BNF/Countable_Type.thy ~> Library/Countable_Set_Type.thy
01869d711567 updated NEWS
blanchet
parents: 55049
diff changeset
  1399
    BNF/Examples/* ~> BNF_Examples/*
57452
ecad2a53755a misc updates for release;
wenzelm
parents: 57443
diff changeset
  1400
55098
01869d711567 updated NEWS
blanchet
parents: 55049
diff changeset
  1401
  New theories:
01869d711567 updated NEWS
blanchet
parents: 55049
diff changeset
  1402
    Wellorder_Extension.thy (split from Zorn.thy)
01869d711567 updated NEWS
blanchet
parents: 55049
diff changeset
  1403
    Library/Cardinal_Notations.thy