NEWS
author wenzelm
Thu, 31 Dec 2015 21:06:09 +0100
changeset 62016 740c70a21523
parent 62014 446fcbadc6bf
child 62017 038ee85c95e4
permissions -rw-r--r--
misc updates for release;
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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Isabelle NEWS -- history of user-relevant changes
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=================================================
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60006
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(Note: Isabelle/jEdit shows a tree-view of this file in Sidekick.)
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New in Isabelle2016 (February 2015)
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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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61958
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* Former "xsymbols" syntax with Isabelle symbols is used by default,
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without any special print mode. Important ASCII replacement syntax
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remains available under print mode "ASCII", but less important syntax
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has been removed (see below).
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61964
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* Support for more arrow symbols, with rendering in LaTeX and
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Isabelle fonts: \<Lleftarrow> \<Rrightarrow> \<longlongleftarrow> \<longlongrightarrow> \<longlonglongleftarrow> \<longlonglongrightarrow>
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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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61960
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* Additional abbreviations for syntactic completion may be specified in
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$ISABELLE_HOME/etc/abbrevs and $ISABELLE_HOME_USER/etc/abbrevs.
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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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61803
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* The State panel manages explicit proof state output, with dynamic
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auto-update according to cursor movement. Alternatively, the jEdit
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action "isabelle.update-state" (shortcut S+ENTER) triggers manual
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update.
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* The Output panel no longer shows proof state output by default, to
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avoid GUI overcrowding. INCOMPATIBILITY, use the State panel instead or
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enable option "editor_output_state".
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61803
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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. The width of the
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column is scaled according to the main text area font, for improved
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visibility.
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* The main text area no longer changes its color hue in outdated
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situations. The text overview column takes over the role to indicate
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unfinished edits in the PIDE pipeline. This avoids flashing text display
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due to ad-hoc updates by auxiliary GUI components, such as the State
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panel.
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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 an
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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>.   @{theory_text [display]} supports option "indent".
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* @{verbatim [display]} supports option "indent".
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* Antiquotation @{doc ENTRY} provides a reference to the given
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documentation, with a hyperlink in the Prover IDE.
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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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61473
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wenzelm
parents: 61471
diff changeset
   160
* Document antiquotations @{emph} and @{bold} output LaTeX source
61653
71da80a379c6 support short form for \<^theory_text>;
wenzelm
parents: 61629
diff changeset
   161
recursively, adding appropriate text style markup. These may be used in
71da80a379c6 support short form for \<^theory_text>;
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diff changeset
   162
the short form \<^emph>\<open>...\<close> and \<^bold>\<open>...\<close>.
61473
34d1913f0b20 clarified control antiquotations: decode control symbol to get name;
wenzelm
parents: 61471
diff changeset
   163
61571
9c50eb3bff50 document antiquotation @{footnote};
wenzelm
parents: 61567
diff changeset
   164
* Document antiquotation @{footnote} outputs LaTeX source recursively,
61653
71da80a379c6 support short form for \<^theory_text>;
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diff changeset
   165
marked as \footnote{}. This may be used in the short form \<^footnote>\<open>...\<close>.
61571
9c50eb3bff50 document antiquotation @{footnote};
wenzelm
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diff changeset
   166
61405
d2ce32c5793a some control symbols for markup and formatting;
wenzelm
parents: 61384
diff changeset
   167
60406
12cc54fac9b0 allow for_fixes for 'have', 'show' etc.;
wenzelm
parents: 60404
diff changeset
   168
*** Isar ***
12cc54fac9b0 allow for_fixes for 'have', 'show' etc.;
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parents: 60404
diff changeset
   169
12cc54fac9b0 allow for_fixes for 'have', 'show' etc.;
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diff changeset
   170
* Command 'obtain' binds term abbreviations (via 'is' patterns) in the
12cc54fac9b0 allow for_fixes for 'have', 'show' etc.;
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diff changeset
   171
proof body as well, abstracted over relevant parameters.
12cc54fac9b0 allow for_fixes for 'have', 'show' etc.;
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diff changeset
   172
60477
051b200f7578 improved treatment of Element.Obtains via Expression.prepare_stmt;
wenzelm
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diff changeset
   173
* Improved type-inference for theorem statement 'obtains': separate
051b200f7578 improved treatment of Element.Obtains via Expression.prepare_stmt;
wenzelm
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diff changeset
   174
parameter scope for of each clause.
051b200f7578 improved treatment of Element.Obtains via Expression.prepare_stmt;
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diff changeset
   175
60408
1fd46ced2fa8 more uniform treatment of auto bindings vs. explicit user bindings;
wenzelm
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diff changeset
   176
* Term abbreviations via 'is' patterns also work for schematic
1fd46ced2fa8 more uniform treatment of auto bindings vs. explicit user bindings;
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diff changeset
   177
statements: result is abstracted over unknowns.
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   178
60414
f25f2f2ba48c support for "if prems" in local goal statements;
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   179
* Local goals ('have', 'show', 'hence', 'thus') allow structured
61733
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   180
rule statements like fixes/assumes/shows in theorem specifications, but
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diff changeset
   181
the notation is postfix with keywords 'if' (or 'when') and 'for'. For
60555
51a6997b1384 support 'when' statement, which corresponds to 'presume';
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diff changeset
   182
example:
60414
f25f2f2ba48c support for "if prems" in local goal statements;
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diff changeset
   183
f25f2f2ba48c support for "if prems" in local goal statements;
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   184
  have result: "C x y"
f25f2f2ba48c support for "if prems" in local goal statements;
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   185
    if "A x" and "B y"
f25f2f2ba48c support for "if prems" in local goal statements;
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   186
    for x :: 'a and y :: 'a
f25f2f2ba48c support for "if prems" in local goal statements;
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diff changeset
   187
    <proof>
f25f2f2ba48c support for "if prems" in local goal statements;
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parents: 60408
diff changeset
   188
60449
229bad93377e renamed "prems" to "that";
wenzelm
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diff changeset
   189
The local assumptions are bound to the name "that". The result is
229bad93377e renamed "prems" to "that";
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   190
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
   191
corresponds to a raw proof block like this:
f25f2f2ba48c support for "if prems" in local goal statements;
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diff changeset
   192
f25f2f2ba48c support for "if prems" in local goal statements;
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   193
  {
f25f2f2ba48c support for "if prems" in local goal statements;
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diff changeset
   194
    fix x :: 'a and y :: 'a
60449
229bad93377e renamed "prems" to "that";
wenzelm
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diff changeset
   195
    assume that: "A x" "B y"
60414
f25f2f2ba48c support for "if prems" in local goal statements;
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diff changeset
   196
    have "C x y" <proof>
f25f2f2ba48c support for "if prems" in local goal statements;
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diff changeset
   197
  }
f25f2f2ba48c support for "if prems" in local goal statements;
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diff changeset
   198
  note result = this
60406
12cc54fac9b0 allow for_fixes for 'have', 'show' etc.;
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   199
60555
51a6997b1384 support 'when' statement, which corresponds to 'presume';
wenzelm
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diff changeset
   200
The keyword 'when' may be used instead of 'if', to indicate 'presume'
51a6997b1384 support 'when' statement, which corresponds to 'presume';
wenzelm
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diff changeset
   201
instead of 'assume' above.
51a6997b1384 support 'when' statement, which corresponds to 'presume';
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   202
61733
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diff changeset
   203
* Assumptions ('assume', 'presume') allow structured rule statements
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diff changeset
   204
using 'if' and 'for', similar to 'have' etc. above. For example:
61658
5dce70aecbfc more documentation;
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diff changeset
   205
5dce70aecbfc more documentation;
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diff changeset
   206
  assume result: "C x y"
5dce70aecbfc more documentation;
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parents: 61653
diff changeset
   207
    if "A x" and "B y"
5dce70aecbfc more documentation;
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diff changeset
   208
    for x :: 'a and y :: 'a
5dce70aecbfc more documentation;
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diff changeset
   209
5dce70aecbfc more documentation;
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   210
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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parents: 61653
diff changeset
   211
result as usual: "A ?x \<Longrightarrow> B ?y \<Longrightarrow> C ?x ?y".
5dce70aecbfc more documentation;
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diff changeset
   212
5dce70aecbfc more documentation;
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diff changeset
   213
Vacuous quantification in assumptions is omitted, i.e. a for-context
5dce70aecbfc more documentation;
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diff changeset
   214
only effects propositions according to actual use of variables. For
5dce70aecbfc more documentation;
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parents: 61653
diff changeset
   215
example:
5dce70aecbfc more documentation;
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parents: 61653
diff changeset
   216
5dce70aecbfc more documentation;
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parents: 61653
diff changeset
   217
  assume "A x" and "B y" for x and y
5dce70aecbfc more documentation;
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parents: 61653
diff changeset
   218
5dce70aecbfc more documentation;
wenzelm
parents: 61653
diff changeset
   219
is equivalent to:
5dce70aecbfc more documentation;
wenzelm
parents: 61653
diff changeset
   220
5dce70aecbfc more documentation;
wenzelm
parents: 61653
diff changeset
   221
  assume "\<And>x. A x" and "\<And>y. B y"
5dce70aecbfc more documentation;
wenzelm
parents: 61653
diff changeset
   222
60595
804dfdc82835 premises in 'show' are treated like 'assume';
wenzelm
parents: 60584
diff changeset
   223
* The meaning of 'show' with Pure rule statements has changed: premises
804dfdc82835 premises in 'show' are treated like 'assume';
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parents: 60584
diff changeset
   224
are treated in the sense of 'assume', instead of 'presume'. This means,
804dfdc82835 premises in 'show' are treated like 'assume';
wenzelm
parents: 60584
diff changeset
   225
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
parents: 60584
diff changeset
   226
804dfdc82835 premises in 'show' are treated like 'assume';
wenzelm
parents: 60584
diff changeset
   227
  show "\<And>x. A x \<Longrightarrow> B x \<Longrightarrow> C x"
804dfdc82835 premises in 'show' are treated like 'assume';
wenzelm
parents: 60584
diff changeset
   228
804dfdc82835 premises in 'show' are treated like 'assume';
wenzelm
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diff changeset
   229
or:
804dfdc82835 premises in 'show' are treated like 'assume';
wenzelm
parents: 60584
diff changeset
   230
804dfdc82835 premises in 'show' are treated like 'assume';
wenzelm
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diff changeset
   231
  show "C x" if "A x" "B x" for x
804dfdc82835 premises in 'show' are treated like 'assume';
wenzelm
parents: 60584
diff changeset
   232
804dfdc82835 premises in 'show' are treated like 'assume';
wenzelm
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diff changeset
   233
Rare INCOMPATIBILITY, the old behaviour may be recovered as follows:
804dfdc82835 premises in 'show' are treated like 'assume';
wenzelm
parents: 60584
diff changeset
   234
804dfdc82835 premises in 'show' are treated like 'assume';
wenzelm
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diff changeset
   235
  show "C x" when "A x" "B x" for x
804dfdc82835 premises in 'show' are treated like 'assume';
wenzelm
parents: 60584
diff changeset
   236
60406
12cc54fac9b0 allow for_fixes for 'have', 'show' etc.;
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parents: 60404
diff changeset
   237
* New command 'supply' supports fact definitions during goal refinement
12cc54fac9b0 allow for_fixes for 'have', 'show' etc.;
wenzelm
parents: 60404
diff changeset
   238
('apply' scripts).
12cc54fac9b0 allow for_fixes for 'have', 'show' etc.;
wenzelm
parents: 60404
diff changeset
   239
60459
2761a2249c83 more on 'consider' and related concepts;
wenzelm
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diff changeset
   240
* New command 'consider' states rules for generalized elimination and
2761a2249c83 more on 'consider' and related concepts;
wenzelm
parents: 60455
diff changeset
   241
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
   242
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
   243
of the local context elements yet.
2761a2249c83 more on 'consider' and related concepts;
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diff changeset
   244
60455
0c4077939278 implicit rule for method "cases";
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parents: 60449
diff changeset
   245
* Proof method "cases" allows to specify the rule as first entry of
0c4077939278 implicit rule for method "cases";
wenzelm
parents: 60449
diff changeset
   246
chained facts.  This is particularly useful with 'consider':
0c4077939278 implicit rule for method "cases";
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parents: 60449
diff changeset
   247
0c4077939278 implicit rule for method "cases";
wenzelm
parents: 60449
diff changeset
   248
  consider (a) A | (b) B | (c) C <proof>
0c4077939278 implicit rule for method "cases";
wenzelm
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diff changeset
   249
  then have something
0c4077939278 implicit rule for method "cases";
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diff changeset
   250
  proof cases
0c4077939278 implicit rule for method "cases";
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parents: 60449
diff changeset
   251
    case a
0c4077939278 implicit rule for method "cases";
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diff changeset
   252
    then show ?thesis <proof>
0c4077939278 implicit rule for method "cases";
wenzelm
parents: 60449
diff changeset
   253
  next
0c4077939278 implicit rule for method "cases";
wenzelm
parents: 60449
diff changeset
   254
    case b
0c4077939278 implicit rule for method "cases";
wenzelm
parents: 60449
diff changeset
   255
    then show ?thesis <proof>
0c4077939278 implicit rule for method "cases";
wenzelm
parents: 60449
diff changeset
   256
  next
0c4077939278 implicit rule for method "cases";
wenzelm
parents: 60449
diff changeset
   257
    case c
0c4077939278 implicit rule for method "cases";
wenzelm
parents: 60449
diff changeset
   258
    then show ?thesis <proof>
0c4077939278 implicit rule for method "cases";
wenzelm
parents: 60449
diff changeset
   259
  qed
0c4077939278 implicit rule for method "cases";
wenzelm
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diff changeset
   260
60565
b7ee41f72add clarified 'case' command;
wenzelm
parents: 60555
diff changeset
   261
* Command 'case' allows fact name and attribute specification like this:
b7ee41f72add clarified 'case' command;
wenzelm
parents: 60555
diff changeset
   262
b7ee41f72add clarified 'case' command;
wenzelm
parents: 60555
diff changeset
   263
  case a: (c xs)
b7ee41f72add clarified 'case' command;
wenzelm
parents: 60555
diff changeset
   264
  case a [attributes]: (c xs)
b7ee41f72add clarified 'case' command;
wenzelm
parents: 60555
diff changeset
   265
b7ee41f72add clarified 'case' command;
wenzelm
parents: 60555
diff changeset
   266
Facts that are introduced by invoking the case context are uniformly
b7ee41f72add clarified 'case' command;
wenzelm
parents: 60555
diff changeset
   267
qualified by "a"; the same name is used for the cumulative fact. The old
b7ee41f72add clarified 'case' command;
wenzelm
parents: 60555
diff changeset
   268
form "case (c xs) [attributes]" is no longer supported. Rare
b7ee41f72add clarified 'case' command;
wenzelm
parents: 60555
diff changeset
   269
INCOMPATIBILITY, need to adapt uses of case facts in exotic situations,
b7ee41f72add clarified 'case' command;
wenzelm
parents: 60555
diff changeset
   270
and always put attributes in front.
b7ee41f72add clarified 'case' command;
wenzelm
parents: 60555
diff changeset
   271
60618
4c79543cc376 renamed "default" to "standard", to make semantically clear what it is;
wenzelm
parents: 60617
diff changeset
   272
* 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
   273
"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
   274
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
   275
'..' 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
   276
60631
441fdbfbb2d3 documentation for 'subgoal' command;
wenzelm
parents: 60622
diff changeset
   277
* Command 'subgoal' allows to impose some structure on backward
441fdbfbb2d3 documentation for 'subgoal' command;
wenzelm
parents: 60622
diff changeset
   278
refinements, to avoid proof scripts degenerating into long of 'apply'
441fdbfbb2d3 documentation for 'subgoal' command;
wenzelm
parents: 60622
diff changeset
   279
sequences. Further explanations and examples are given in the isar-ref
441fdbfbb2d3 documentation for 'subgoal' command;
wenzelm
parents: 60622
diff changeset
   280
manual.
441fdbfbb2d3 documentation for 'subgoal' command;
wenzelm
parents: 60622
diff changeset
   281
61166
5976fe402824 renamed method "goals" to "goal_cases" to emphasize its meaning;
wenzelm
parents: 61158
diff changeset
   282
* 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
   283
the context; the conclusion is bound to variable ?case in each case. For
5976fe402824 renamed method "goals" to "goal_cases" to emphasize its meaning;
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diff changeset
   284
example:
60617
wenzelm
parents: 60610
diff changeset
   285
wenzelm
parents: 60610
diff changeset
   286
lemma "\<And>x. A x \<Longrightarrow> B x \<Longrightarrow> C x"
60622
wenzelm
parents: 60618
diff changeset
   287
  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;
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diff changeset
   288
proof goal_cases
60622
wenzelm
parents: 60618
diff changeset
   289
  case (1 x)
wenzelm
parents: 60618
diff changeset
   290
  then show ?case using \<open>A x\<close> \<open>B x\<close> sorry
wenzelm
parents: 60618
diff changeset
   291
next
wenzelm
parents: 60618
diff changeset
   292
  case (2 y z)
wenzelm
parents: 60618
diff changeset
   293
  then show ?case using \<open>U y\<close> \<open>V z\<close> sorry
wenzelm
parents: 60618
diff changeset
   294
qed
wenzelm
parents: 60618
diff changeset
   295
wenzelm
parents: 60618
diff changeset
   296
lemma "\<And>x. A x \<Longrightarrow> B x \<Longrightarrow> C x"
wenzelm
parents: 60618
diff changeset
   297
  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
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diff changeset
   298
proof goal_cases
60617
wenzelm
parents: 60610
diff changeset
   299
  case prems: 1
wenzelm
parents: 60610
diff changeset
   300
  then show ?case using prems sorry
wenzelm
parents: 60610
diff changeset
   301
next
wenzelm
parents: 60610
diff changeset
   302
  case prems: 2
wenzelm
parents: 60610
diff changeset
   303
  then show ?case using prems sorry
wenzelm
parents: 60610
diff changeset
   304
qed
60578
c708dafe2220 added method "goals" for proper subgoal cases;
wenzelm
parents: 60565
diff changeset
   305
60581
d2fbc021a44d implicit goal cases are legacy;
wenzelm
parents: 60578
diff changeset
   306
* The undocumented feature of implicit cases goal1, goal2, goal3, etc.
60617
wenzelm
parents: 60610
diff changeset
   307
is marked as legacy, and will be removed eventually. The proof method
wenzelm
parents: 60610
diff changeset
   308
"goals" achieves a similar effect within regular Isar; often it can be
wenzelm
parents: 60610
diff changeset
   309
done more adequately by other means (e.g. 'consider').
60581
d2fbc021a44d implicit goal cases are legacy;
wenzelm
parents: 60578
diff changeset
   310
60551
2b8342b0d98c clarified nesting of Isar goal structure;
wenzelm
parents: 60525
diff changeset
   311
* Nesting of Isar goal structure has been clarified: the context after
2b8342b0d98c clarified nesting of Isar goal structure;
wenzelm
parents: 60525
diff changeset
   312
the initial backwards refinement is retained for the whole proof, within
2b8342b0d98c clarified nesting of Isar goal structure;
wenzelm
parents: 60525
diff changeset
   313
all its context sections (as indicated via 'next'). This is e.g.
2b8342b0d98c clarified nesting of Isar goal structure;
wenzelm
parents: 60525
diff changeset
   314
relevant for 'using', 'including', 'supply':
2b8342b0d98c clarified nesting of Isar goal structure;
wenzelm
parents: 60525
diff changeset
   315
2b8342b0d98c clarified nesting of Isar goal structure;
wenzelm
parents: 60525
diff changeset
   316
  have "A \<and> A" if a: A for A
2b8342b0d98c clarified nesting of Isar goal structure;
wenzelm
parents: 60525
diff changeset
   317
    supply [simp] = a
2b8342b0d98c clarified nesting of Isar goal structure;
wenzelm
parents: 60525
diff changeset
   318
  proof
2b8342b0d98c clarified nesting of Isar goal structure;
wenzelm
parents: 60525
diff changeset
   319
    show A by simp
2b8342b0d98c clarified nesting of Isar goal structure;
wenzelm
parents: 60525
diff changeset
   320
  next
2b8342b0d98c clarified nesting of Isar goal structure;
wenzelm
parents: 60525
diff changeset
   321
    show A by simp
2b8342b0d98c clarified nesting of Isar goal structure;
wenzelm
parents: 60525
diff changeset
   322
  qed
2b8342b0d98c clarified nesting of Isar goal structure;
wenzelm
parents: 60525
diff changeset
   323
60554
c0e1c121c7c0 added method "sleep";
wenzelm
parents: 60551
diff changeset
   324
* Method "sleep" succeeds after a real-time delay (in seconds). This is
c0e1c121c7c0 added method "sleep";
wenzelm
parents: 60551
diff changeset
   325
occasionally useful for demonstration and testing purposes.
c0e1c121c7c0 added method "sleep";
wenzelm
parents: 60551
diff changeset
   326
60406
12cc54fac9b0 allow for_fixes for 'have', 'show' etc.;
wenzelm
parents: 60404
diff changeset
   327
60331
f215fd466e30 discontinued legacy;
wenzelm
parents: 60310
diff changeset
   328
*** Pure ***
f215fd466e30 discontinued legacy;
wenzelm
parents: 60310
diff changeset
   329
61606
6d5213bd9709 uniform mandatory qualifier for all locale expressions, including 'statespace' parent;
wenzelm
parents: 61604
diff changeset
   330
* Qualifiers in locale expressions default to mandatory ('!') regardless
6d5213bd9709 uniform mandatory qualifier for all locale expressions, including 'statespace' parent;
wenzelm
parents: 61604
diff changeset
   331
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
   332
optional ('?'). The old synatx '!' has been discontinued.
6d5213bd9709 uniform mandatory qualifier for all locale expressions, including 'statespace' parent;
wenzelm
parents: 61604
diff changeset
   333
INCOMPATIBILITY, remove '!' and add '?' as required.
61565
352c73a689da Qualifiers in locale expressions default to mandatory regardless of the command.
ballarin
parents: 61551
diff changeset
   334
61566
c3d6e570ccef Keyword 'rewrites' identifies rewrite morphisms.
ballarin
parents: 61565
diff changeset
   335
* Keyword 'rewrites' identifies rewrite morphisms in interpretation
61606
6d5213bd9709 uniform mandatory qualifier for all locale expressions, including 'statespace' parent;
wenzelm
parents: 61604
diff changeset
   336
commands.  Previously, the keyword was 'where'.  INCOMPATIBILITY.
61566
c3d6e570ccef Keyword 'rewrites' identifies rewrite morphisms.
ballarin
parents: 61565
diff changeset
   337
61701
e89cfc004f18 Refine the supression of abbreviations for morphisms that are not identities.
ballarin
parents: 61694
diff changeset
   338
* More gentle suppression of syntax along locale morphisms while
e89cfc004f18 Refine the supression of abbreviations for morphisms that are not identities.
ballarin
parents: 61694
diff changeset
   339
printing terms.  Previously 'abbreviation' and 'notation' declarations
e89cfc004f18 Refine the supression of abbreviations for morphisms that are not identities.
ballarin
parents: 61694
diff changeset
   340
would be suppressed for morphisms except term identity.  Now
e89cfc004f18 Refine the supression of abbreviations for morphisms that are not identities.
ballarin
parents: 61694
diff changeset
   341
'abbreviation' is also kept for morphims that only change the involved
e89cfc004f18 Refine the supression of abbreviations for morphisms that are not identities.
ballarin
parents: 61694
diff changeset
   342
parameters, and only 'notation' is suppressed.  This can be of great
e89cfc004f18 Refine the supression of abbreviations for morphisms that are not identities.
ballarin
parents: 61694
diff changeset
   343
help when working with complex locale hierarchies, because proof
e89cfc004f18 Refine the supression of abbreviations for morphisms that are not identities.
ballarin
parents: 61694
diff changeset
   344
states are displayed much more succinctly.  It also means that only
e89cfc004f18 Refine the supression of abbreviations for morphisms that are not identities.
ballarin
parents: 61694
diff changeset
   345
notation needs to be redeclared if desired, as illustrated by this
e89cfc004f18 Refine the supression of abbreviations for morphisms that are not identities.
ballarin
parents: 61694
diff changeset
   346
example:
e89cfc004f18 Refine the supression of abbreviations for morphisms that are not identities.
ballarin
parents: 61694
diff changeset
   347
e89cfc004f18 Refine the supression of abbreviations for morphisms that are not identities.
ballarin
parents: 61694
diff changeset
   348
  locale struct = fixes composition :: "'a => 'a => 'a" (infixl "\<cdot>" 65)
e89cfc004f18 Refine the supression of abbreviations for morphisms that are not identities.
ballarin
parents: 61694
diff changeset
   349
  begin
e89cfc004f18 Refine the supression of abbreviations for morphisms that are not identities.
ballarin
parents: 61694
diff changeset
   350
    definition derived (infixl "\<odot>" 65) where ...
e89cfc004f18 Refine the supression of abbreviations for morphisms that are not identities.
ballarin
parents: 61694
diff changeset
   351
  end
e89cfc004f18 Refine the supression of abbreviations for morphisms that are not identities.
ballarin
parents: 61694
diff changeset
   352
e89cfc004f18 Refine the supression of abbreviations for morphisms that are not identities.
ballarin
parents: 61694
diff changeset
   353
  locale morphism =
e89cfc004f18 Refine the supression of abbreviations for morphisms that are not identities.
ballarin
parents: 61694
diff changeset
   354
    left: struct composition + right: struct composition'
e89cfc004f18 Refine the supression of abbreviations for morphisms that are not identities.
ballarin
parents: 61694
diff changeset
   355
    for composition (infix "\<cdot>" 65) and composition' (infix "\<cdot>''" 65)
e89cfc004f18 Refine the supression of abbreviations for morphisms that are not identities.
ballarin
parents: 61694
diff changeset
   356
  begin
e89cfc004f18 Refine the supression of abbreviations for morphisms that are not identities.
ballarin
parents: 61694
diff changeset
   357
    notation right.derived ("\<odot>''")
e89cfc004f18 Refine the supression of abbreviations for morphisms that are not identities.
ballarin
parents: 61694
diff changeset
   358
  end
e89cfc004f18 Refine the supression of abbreviations for morphisms that are not identities.
ballarin
parents: 61694
diff changeset
   359
61895
e44d5b953f16 tuned spelling;
wenzelm
parents: 61892
diff changeset
   360
* Command 'global_interpretation' issues interpretations into global
e44d5b953f16 tuned spelling;
wenzelm
parents: 61892
diff changeset
   361
theories, with optional rewrite definitions following keyword 'defines'.
e44d5b953f16 tuned spelling;
wenzelm
parents: 61892
diff changeset
   362
e44d5b953f16 tuned spelling;
wenzelm
parents: 61892
diff changeset
   363
* Command 'sublocale' accepts optional rewrite definitions after keyword
61675
haftmann
parents: 61673
diff changeset
   364
'defines'.
haftmann
parents: 61673
diff changeset
   365
61895
e44d5b953f16 tuned spelling;
wenzelm
parents: 61892
diff changeset
   366
* Command 'permanent_interpretation' has been discontinued. Use
e44d5b953f16 tuned spelling;
wenzelm
parents: 61892
diff changeset
   367
'global_interpretation' or 'sublocale' instead. INCOMPATIBILITY.
61670
301e0b4ecd45 coalesce permanent_interpretation.ML with interpretation.ML
haftmann
parents: 61660
diff changeset
   368
61252
c165f0472d57 separate command 'print_definitions';
wenzelm
parents: 61218
diff changeset
   369
* Command 'print_definitions' prints dependencies of definitional
c165f0472d57 separate command 'print_definitions';
wenzelm
parents: 61218
diff changeset
   370
specifications. This functionality used to be part of 'print_theory'.
c165f0472d57 separate command 'print_definitions';
wenzelm
parents: 61218
diff changeset
   371
60489
bfd9b7302a82 vacuous fact `TERM x`;
wenzelm
parents: 60479
diff changeset
   372
* The vacuous fact "TERM x" may be established "by fact" or as `TERM x`
bfd9b7302a82 vacuous fact `TERM x`;
wenzelm
parents: 60479
diff changeset
   373
as well, not just "by this" or "." as before.
bfd9b7302a82 vacuous fact `TERM x`;
wenzelm
parents: 60479
diff changeset
   374
60331
f215fd466e30 discontinued legacy;
wenzelm
parents: 60310
diff changeset
   375
* Configuration option rule_insts_schematic has been discontinued
f215fd466e30 discontinued legacy;
wenzelm
parents: 60310
diff changeset
   376
(intermediate legacy feature in Isabelle2015).  INCOMPATIBILITY.
f215fd466e30 discontinued legacy;
wenzelm
parents: 60310
diff changeset
   377
60347
7d64ad9910e2 explicit argument expansion of uncheck rules;
haftmann
parents: 60331
diff changeset
   378
* Abbreviations in type classes now carry proper sort constraint.
7d64ad9910e2 explicit argument expansion of uncheck rules;
haftmann
parents: 60331
diff changeset
   379
Rare INCOMPATIBILITY in situations where the previous misbehaviour
61228
haftmann
parents: 61226
diff changeset
   380
has been exploited.
60347
7d64ad9910e2 explicit argument expansion of uncheck rules;
haftmann
parents: 60331
diff changeset
   381
7d64ad9910e2 explicit argument expansion of uncheck rules;
haftmann
parents: 60331
diff changeset
   382
* Refinement of user-space type system in type classes: pseudo-local
7d64ad9910e2 explicit argument expansion of uncheck rules;
haftmann
parents: 60331
diff changeset
   383
operations behave more similar to abbreviations.  Potential
7d64ad9910e2 explicit argument expansion of uncheck rules;
haftmann
parents: 60331
diff changeset
   384
INCOMPATIBILITY in exotic situations.
7d64ad9910e2 explicit argument expansion of uncheck rules;
haftmann
parents: 60331
diff changeset
   385
7d64ad9910e2 explicit argument expansion of uncheck rules;
haftmann
parents: 60331
diff changeset
   386
60171
b3be7677461e no more simp_legacy_precond
nipkow
parents: 60138
diff changeset
   387
*** HOL ***
b3be7677461e no more simp_legacy_precond
nipkow
parents: 60138
diff changeset
   388
61424
c3658c18b7bc prod_case as canonical name for product type eliminator
haftmann
parents: 61405
diff changeset
   389
* 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
   390
uniformly, discontinuing any input aliasses.  Very popular theorem aliasses
c3658c18b7bc prod_case as canonical name for product type eliminator
haftmann
parents: 61405
diff changeset
   391
have been retained.
c3658c18b7bc prod_case as canonical name for product type eliminator
haftmann
parents: 61405
diff changeset
   392
Consolidated facts:
c3658c18b7bc prod_case as canonical name for product type eliminator
haftmann
parents: 61405
diff changeset
   393
  PairE ~> prod.exhaust
c3658c18b7bc prod_case as canonical name for product type eliminator
haftmann
parents: 61405
diff changeset
   394
  Pair_eq ~> prod.inject
c3658c18b7bc prod_case as canonical name for product type eliminator
haftmann
parents: 61405
diff changeset
   395
  pair_collapse ~> prod.collapse
c3658c18b7bc prod_case as canonical name for product type eliminator
haftmann
parents: 61405
diff changeset
   396
  Pair_fst_snd_eq ~> prod_eq_iff
c3658c18b7bc prod_case as canonical name for product type eliminator
haftmann
parents: 61405
diff changeset
   397
  split_twice ~> prod.case_distrib
c3658c18b7bc prod_case as canonical name for product type eliminator
haftmann
parents: 61405
diff changeset
   398
  split_weak_cong ~> prod.case_cong_weak
c3658c18b7bc prod_case as canonical name for product type eliminator
haftmann
parents: 61405
diff changeset
   399
  split_split ~> prod.split
c3658c18b7bc prod_case as canonical name for product type eliminator
haftmann
parents: 61405
diff changeset
   400
  split_split_asm ~> prod.split_asm
c3658c18b7bc prod_case as canonical name for product type eliminator
haftmann
parents: 61405
diff changeset
   401
  splitI ~> case_prodI
c3658c18b7bc prod_case as canonical name for product type eliminator
haftmann
parents: 61405
diff changeset
   402
  splitD ~> case_prodD
c3658c18b7bc prod_case as canonical name for product type eliminator
haftmann
parents: 61405
diff changeset
   403
  splitI2 ~> case_prodI2
c3658c18b7bc prod_case as canonical name for product type eliminator
haftmann
parents: 61405
diff changeset
   404
  splitI2' ~> case_prodI2'
c3658c18b7bc prod_case as canonical name for product type eliminator
haftmann
parents: 61405
diff changeset
   405
  splitE ~> case_prodE
c3658c18b7bc prod_case as canonical name for product type eliminator
haftmann
parents: 61405
diff changeset
   406
  splitE' ~> case_prodE'
c3658c18b7bc prod_case as canonical name for product type eliminator
haftmann
parents: 61405
diff changeset
   407
  split_pair ~> case_prod_Pair
c3658c18b7bc prod_case as canonical name for product type eliminator
haftmann
parents: 61405
diff changeset
   408
  split_eta ~> case_prod_eta
c3658c18b7bc prod_case as canonical name for product type eliminator
haftmann
parents: 61405
diff changeset
   409
  split_comp ~> case_prod_comp
c3658c18b7bc prod_case as canonical name for product type eliminator
haftmann
parents: 61405
diff changeset
   410
  mem_splitI ~> mem_case_prodI
c3658c18b7bc prod_case as canonical name for product type eliminator
haftmann
parents: 61405
diff changeset
   411
  mem_splitI2 ~> mem_case_prodI2
c3658c18b7bc prod_case as canonical name for product type eliminator
haftmann
parents: 61405
diff changeset
   412
  mem_splitE ~> mem_case_prodE
c3658c18b7bc prod_case as canonical name for product type eliminator
haftmann
parents: 61405
diff changeset
   413
  The_split ~> The_case_prod
c3658c18b7bc prod_case as canonical name for product type eliminator
haftmann
parents: 61405
diff changeset
   414
  cond_split_eta ~> cond_case_prod_eta
c3658c18b7bc prod_case as canonical name for product type eliminator
haftmann
parents: 61405
diff changeset
   415
  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
   416
  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
   417
  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
   418
  Collect_split_Grp_eqD ~> Collect_case_prod_Grp_eqD
c3658c18b7bc prod_case as canonical name for product type eliminator
haftmann
parents: 61405
diff changeset
   419
  Collect_split_Grp_inD ~> Collect_case_prod_Grp_in
c3658c18b7bc prod_case as canonical name for product type eliminator
haftmann
parents: 61405
diff changeset
   420
  Domain_Collect_split ~> Domain_Collect_case_prod
c3658c18b7bc prod_case as canonical name for product type eliminator
haftmann
parents: 61405
diff changeset
   421
  Image_Collect_split ~> Image_Collect_case_prod
c3658c18b7bc prod_case as canonical name for product type eliminator
haftmann
parents: 61405
diff changeset
   422
  Range_Collect_split ~> Range_Collect_case_prod
c3658c18b7bc prod_case as canonical name for product type eliminator
haftmann
parents: 61405
diff changeset
   423
  Eps_split ~> Eps_case_prod
c3658c18b7bc prod_case as canonical name for product type eliminator
haftmann
parents: 61405
diff changeset
   424
  Eps_split_eq ~> Eps_case_prod_eq
c3658c18b7bc prod_case as canonical name for product type eliminator
haftmann
parents: 61405
diff changeset
   425
  split_rsp ~> case_prod_rsp
c3658c18b7bc prod_case as canonical name for product type eliminator
haftmann
parents: 61405
diff changeset
   426
  curry_split ~> curry_case_prod
c3658c18b7bc prod_case as canonical name for product type eliminator
haftmann
parents: 61405
diff changeset
   427
  split_curry ~> case_prod_curry
c3658c18b7bc prod_case as canonical name for product type eliminator
haftmann
parents: 61405
diff changeset
   428
Changes in structure HOLogic:
c3658c18b7bc prod_case as canonical name for product type eliminator
haftmann
parents: 61405
diff changeset
   429
  split_const ~> case_prod_const
c3658c18b7bc prod_case as canonical name for product type eliminator
haftmann
parents: 61405
diff changeset
   430
  mk_split ~> mk_case_prod
c3658c18b7bc prod_case as canonical name for product type eliminator
haftmann
parents: 61405
diff changeset
   431
  mk_psplits ~> mk_ptupleabs
c3658c18b7bc prod_case as canonical name for product type eliminator
haftmann
parents: 61405
diff changeset
   432
  strip_psplits ~> strip_ptupleabs
c3658c18b7bc prod_case as canonical name for product type eliminator
haftmann
parents: 61405
diff changeset
   433
INCOMPATIBILITY.
c3658c18b7bc prod_case as canonical name for product type eliminator
haftmann
parents: 61405
diff changeset
   434
61308
bb0596c7f921 avoid useless empty case_names;
wenzelm
parents: 61294
diff changeset
   435
* Commands 'inductive' and 'inductive_set' work better when names for
bb0596c7f921 avoid useless empty case_names;
wenzelm
parents: 61294
diff changeset
   436
intro rules are omitted: the "cases" and "induct" rules no longer
bb0596c7f921 avoid useless empty case_names;
wenzelm
parents: 61294
diff changeset
   437
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
   438
numbered cases in proofs, without requiring method "goal_cases".
bb0596c7f921 avoid useless empty case_names;
wenzelm
parents: 61294
diff changeset
   439
61269
64a5bce1f498 documentation for "Semantic subtype definitions";
wenzelm
parents: 61268
diff changeset
   440
* The 'typedef' command has been upgraded from a partially checked
64a5bce1f498 documentation for "Semantic subtype definitions";
wenzelm
parents: 61268
diff changeset
   441
"axiomatization", to a full definitional specification that takes the
64a5bce1f498 documentation for "Semantic subtype definitions";
wenzelm
parents: 61268
diff changeset
   442
global collection of overloaded constant / type definitions into
64a5bce1f498 documentation for "Semantic subtype definitions";
wenzelm
parents: 61268
diff changeset
   443
account. Type definitions with open dependencies on overloaded
64a5bce1f498 documentation for "Semantic subtype definitions";
wenzelm
parents: 61268
diff changeset
   444
definitions need to be specified as "typedef (overloaded)". This
64a5bce1f498 documentation for "Semantic subtype definitions";
wenzelm
parents: 61268
diff changeset
   445
provides extra robustness in theory construction. Rare INCOMPATIBILITY.
64a5bce1f498 documentation for "Semantic subtype definitions";
wenzelm
parents: 61268
diff changeset
   446
61118
wenzelm
parents: 61074
diff changeset
   447
* Qualification of various formal entities in the libraries is done more
wenzelm
parents: 61074
diff changeset
   448
uniformly via "context begin qualified definition ... end" instead of
wenzelm
parents: 61074
diff changeset
   449
old-style "hide_const (open) ...". Consequently, both the defined
wenzelm
parents: 61074
diff changeset
   450
constant and its defining fact become qualified, e.g. Option.is_none and
wenzelm
parents: 61074
diff changeset
   451
Option.is_none_def. Occasional INCOMPATIBILITY in applications.
wenzelm
parents: 61074
diff changeset
   452
61694
6571c78c9667 Removed some legacy theorems; minor adjustments to simplification rules; new material on homotopic paths
paulson <lp15@cam.ac.uk>
parents: 61685
diff changeset
   453
* The coercions to type 'real' have been reorganised. The function 'real'
6571c78c9667 Removed some legacy theorems; minor adjustments to simplification rules; new material on homotopic paths
paulson <lp15@cam.ac.uk>
parents: 61685
diff changeset
   454
is no longer overloaded, but has type 'nat => real' and abbreviates
6571c78c9667 Removed some legacy theorems; minor adjustments to simplification rules; new material on homotopic paths
paulson <lp15@cam.ac.uk>
parents: 61685
diff changeset
   455
of_nat for that type. Also 'real_of_int :: int => real' abbreviates
6571c78c9667 Removed some legacy theorems; minor adjustments to simplification rules; new material on homotopic paths
paulson <lp15@cam.ac.uk>
parents: 61685
diff changeset
   456
of_int for that type. Other overloaded instances of 'real' have been
6571c78c9667 Removed some legacy theorems; minor adjustments to simplification rules; new material on homotopic paths
paulson <lp15@cam.ac.uk>
parents: 61685
diff changeset
   457
replaced by 'real_of_ereal' and 'real_of_float'.
6571c78c9667 Removed some legacy theorems; minor adjustments to simplification rules; new material on homotopic paths
paulson <lp15@cam.ac.uk>
parents: 61685
diff changeset
   458
Consolidated facts (among others):
6571c78c9667 Removed some legacy theorems; minor adjustments to simplification rules; new material on homotopic paths
paulson <lp15@cam.ac.uk>
parents: 61685
diff changeset
   459
  real_of_nat_le_iff -> of_nat_le_iff
6571c78c9667 Removed some legacy theorems; minor adjustments to simplification rules; new material on homotopic paths
paulson <lp15@cam.ac.uk>
parents: 61685
diff changeset
   460
  real_of_nat_numeral of_nat_numeral
6571c78c9667 Removed some legacy theorems; minor adjustments to simplification rules; new material on homotopic paths
paulson <lp15@cam.ac.uk>
parents: 61685
diff changeset
   461
  real_of_int_zero of_int_0
6571c78c9667 Removed some legacy theorems; minor adjustments to simplification rules; new material on homotopic paths
paulson <lp15@cam.ac.uk>
parents: 61685
diff changeset
   462
  real_of_nat_zero of_nat_0
6571c78c9667 Removed some legacy theorems; minor adjustments to simplification rules; new material on homotopic paths
paulson <lp15@cam.ac.uk>
parents: 61685
diff changeset
   463
  real_of_one of_int_1
6571c78c9667 Removed some legacy theorems; minor adjustments to simplification rules; new material on homotopic paths
paulson <lp15@cam.ac.uk>
parents: 61685
diff changeset
   464
  real_of_int_add of_int_add
6571c78c9667 Removed some legacy theorems; minor adjustments to simplification rules; new material on homotopic paths
paulson <lp15@cam.ac.uk>
parents: 61685
diff changeset
   465
  real_of_nat_add of_nat_add
6571c78c9667 Removed some legacy theorems; minor adjustments to simplification rules; new material on homotopic paths
paulson <lp15@cam.ac.uk>
parents: 61685
diff changeset
   466
  real_of_int_diff of_int_diff
6571c78c9667 Removed some legacy theorems; minor adjustments to simplification rules; new material on homotopic paths
paulson <lp15@cam.ac.uk>
parents: 61685
diff changeset
   467
  real_of_nat_diff of_nat_diff
6571c78c9667 Removed some legacy theorems; minor adjustments to simplification rules; new material on homotopic paths
paulson <lp15@cam.ac.uk>
parents: 61685
diff changeset
   468
  floor_subtract floor_diff_of_int
6571c78c9667 Removed some legacy theorems; minor adjustments to simplification rules; new material on homotopic paths
paulson <lp15@cam.ac.uk>
parents: 61685
diff changeset
   469
  real_of_int_inject of_int_eq_iff
6571c78c9667 Removed some legacy theorems; minor adjustments to simplification rules; new material on homotopic paths
paulson <lp15@cam.ac.uk>
parents: 61685
diff changeset
   470
  real_of_int_gt_zero_cancel_iff of_int_0_less_iff
6571c78c9667 Removed some legacy theorems; minor adjustments to simplification rules; new material on homotopic paths
paulson <lp15@cam.ac.uk>
parents: 61685
diff changeset
   471
  real_of_int_ge_zero_cancel_iff of_int_0_le_iff
6571c78c9667 Removed some legacy theorems; minor adjustments to simplification rules; new material on homotopic paths
paulson <lp15@cam.ac.uk>
parents: 61685
diff changeset
   472
  real_of_nat_ge_zero of_nat_0_le_iff
6571c78c9667 Removed some legacy theorems; minor adjustments to simplification rules; new material on homotopic paths
paulson <lp15@cam.ac.uk>
parents: 61685
diff changeset
   473
  real_of_int_ceiling_ge le_of_int_ceiling
6571c78c9667 Removed some legacy theorems; minor adjustments to simplification rules; new material on homotopic paths
paulson <lp15@cam.ac.uk>
parents: 61685
diff changeset
   474
  ceiling_less_eq ceiling_less_iff
6571c78c9667 Removed some legacy theorems; minor adjustments to simplification rules; new material on homotopic paths
paulson <lp15@cam.ac.uk>
parents: 61685
diff changeset
   475
  ceiling_le_eq ceiling_le_iff
6571c78c9667 Removed some legacy theorems; minor adjustments to simplification rules; new material on homotopic paths
paulson <lp15@cam.ac.uk>
parents: 61685
diff changeset
   476
  less_floor_eq less_floor_iff
6571c78c9667 Removed some legacy theorems; minor adjustments to simplification rules; new material on homotopic paths
paulson <lp15@cam.ac.uk>
parents: 61685
diff changeset
   477
  floor_less_eq floor_less_iff
6571c78c9667 Removed some legacy theorems; minor adjustments to simplification rules; new material on homotopic paths
paulson <lp15@cam.ac.uk>
parents: 61685
diff changeset
   478
  floor_divide_eq_div floor_divide_of_int_eq
6571c78c9667 Removed some legacy theorems; minor adjustments to simplification rules; new material on homotopic paths
paulson <lp15@cam.ac.uk>
parents: 61685
diff changeset
   479
  real_of_int_zero_cancel of_nat_eq_0_iff
6571c78c9667 Removed some legacy theorems; minor adjustments to simplification rules; new material on homotopic paths
paulson <lp15@cam.ac.uk>
parents: 61685
diff changeset
   480
  ceiling_real_of_int ceiling_of_int
6571c78c9667 Removed some legacy theorems; minor adjustments to simplification rules; new material on homotopic paths
paulson <lp15@cam.ac.uk>
parents: 61685
diff changeset
   481
INCOMPATIBILITY.
6571c78c9667 Removed some legacy theorems; minor adjustments to simplification rules; new material on homotopic paths
paulson <lp15@cam.ac.uk>
parents: 61685
diff changeset
   482
61069
aefe89038dd2 prefer symbols;
wenzelm
parents: 61043
diff changeset
   483
* Some old and rarely used ASCII replacement syntax has been removed.
aefe89038dd2 prefer symbols;
wenzelm
parents: 61043
diff changeset
   484
INCOMPATIBILITY, standard syntax with symbols should be used instead.
aefe89038dd2 prefer symbols;
wenzelm
parents: 61043
diff changeset
   485
The subsequent commands help to reproduce the old forms, e.g. to
aefe89038dd2 prefer symbols;
wenzelm
parents: 61043
diff changeset
   486
simplify porting old theories:
aefe89038dd2 prefer symbols;
wenzelm
parents: 61043
diff changeset
   487
61941
31f2105521ee discontinued ASCII replacement syntax <->;
wenzelm
parents: 61922
diff changeset
   488
  notation iff  (infixr "<->" 25)
31f2105521ee discontinued ASCII replacement syntax <->;
wenzelm
parents: 61922
diff changeset
   489
61943
7fba644ed827 discontinued ASCII replacement syntax <*>;
wenzelm
parents: 61941
diff changeset
   490
  notation Times  (infixr "<*>" 80)
7fba644ed827 discontinued ASCII replacement syntax <*>;
wenzelm
parents: 61941
diff changeset
   491
61069
aefe89038dd2 prefer symbols;
wenzelm
parents: 61043
diff changeset
   492
  type_notation Map.map  (infixr "~=>" 0)
aefe89038dd2 prefer symbols;
wenzelm
parents: 61043
diff changeset
   493
  notation Map.map_comp  (infixl "o'_m" 55)
aefe89038dd2 prefer symbols;
wenzelm
parents: 61043
diff changeset
   494
61384
9f5145281888 prefer symbols;
wenzelm
parents: 61380
diff changeset
   495
  type_notation FinFun.finfun ("(_ =>f /_)" [22, 21] 21)
9f5145281888 prefer symbols;
wenzelm
parents: 61380
diff changeset
   496
9f5145281888 prefer symbols;
wenzelm
parents: 61380
diff changeset
   497
  notation FuncSet.funcset  (infixr "->" 60)
9f5145281888 prefer symbols;
wenzelm
parents: 61380
diff changeset
   498
  notation FuncSet.extensional_funcset  (infixr "->\<^sub>E" 60)
9f5145281888 prefer symbols;
wenzelm
parents: 61380
diff changeset
   499
9f5145281888 prefer symbols;
wenzelm
parents: 61380
diff changeset
   500
  notation Omega_Words_Fun.conc (infixr "conc" 65)
9f5145281888 prefer symbols;
wenzelm
parents: 61380
diff changeset
   501
9f5145281888 prefer symbols;
wenzelm
parents: 61380
diff changeset
   502
  notation Preorder.equiv ("op ~~")
9f5145281888 prefer symbols;
wenzelm
parents: 61380
diff changeset
   503
    and Preorder.equiv ("(_/ ~~ _)" [51, 51] 50)
9f5145281888 prefer symbols;
wenzelm
parents: 61380
diff changeset
   504
61973
0c7e865fa7cb more symbols;
wenzelm
parents: 61971
diff changeset
   505
  notation (in topological_space) tendsto (infixr "--->" 55)
61969
e01015e49041 more symbols;
wenzelm
parents: 61964
diff changeset
   506
  notation (in topological_space) LIMSEQ ("((_)/ ----> (_))" [60, 60] 60)
61976
3a27957ac658 more symbols;
wenzelm
parents: 61973
diff changeset
   507
  notation LIM ("((_)/ -- (_)/ --> (_))" [60, 0, 60] 60)
61969
e01015e49041 more symbols;
wenzelm
parents: 61964
diff changeset
   508
61982
3af5a06577c7 more symbols;
wenzelm
parents: 61976
diff changeset
   509
  notation NSA.approx (infixl "@=" 50)
61970
6226261144d7 more symbols;
wenzelm
parents: 61969
diff changeset
   510
  notation NSLIMSEQ ("((_)/ ----NS> (_))" [60, 60] 60)
61971
720fa884656e more symbols;
wenzelm
parents: 61970
diff changeset
   511
  notation NSLIM ("((_)/ -- (_)/ --NS> (_))" [60, 0, 60] 60)
61970
6226261144d7 more symbols;
wenzelm
parents: 61969
diff changeset
   512
61143
5f898411ce87 eliminated \<Colon> from syntax of constraints;
wenzelm
parents: 61135
diff changeset
   513
* The alternative notation "\<Colon>" for type and sort constraints has been
5f898411ce87 eliminated \<Colon> from syntax of constraints;
wenzelm
parents: 61135
diff changeset
   514
removed: in LaTeX document output it looks the same as "::".
5f898411ce87 eliminated \<Colon> from syntax of constraints;
wenzelm
parents: 61135
diff changeset
   515
INCOMPATIBILITY, use plain "::" instead.
5f898411ce87 eliminated \<Colon> from syntax of constraints;
wenzelm
parents: 61135
diff changeset
   516
60841
144523e0678e eliminated clone;
wenzelm
parents: 60809
diff changeset
   517
* Theory Map: lemma map_of_is_SomeD was a clone of map_of_SomeD and has
144523e0678e eliminated clone;
wenzelm
parents: 60809
diff changeset
   518
been removed. INCOMPATIBILITY.
144523e0678e eliminated clone;
wenzelm
parents: 60809
diff changeset
   519
60712
3ba16d28449d Quickcheck setup for finite sets
Lars Hupel <lars.hupel@mytum.de>
parents: 60707
diff changeset
   520
* Quickcheck setup for finite sets.
3ba16d28449d Quickcheck setup for finite sets
Lars Hupel <lars.hupel@mytum.de>
parents: 60707
diff changeset
   521
60171
b3be7677461e no more simp_legacy_precond
nipkow
parents: 60138
diff changeset
   522
* Discontinued simp_legacy_precond. Potential INCOMPATIBILITY.
60138
b11401808dac back to post-release mode -- after fork point;
wenzelm
parents: 60119
diff changeset
   523
60306
6b7c64ab8bd2 made Auto Sledgehammer behave more like the real thing
blanchet
parents: 60301
diff changeset
   524
* Sledgehammer:
61318
6a5a188ab3e7 speed up MaSh
blanchet
parents: 61317
diff changeset
   525
  - The MaSh relevance filter has been sped up.
60306
6b7c64ab8bd2 made Auto Sledgehammer behave more like the real thing
blanchet
parents: 60301
diff changeset
   526
  - 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
   527
    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
   528
  - Auto Sledgehammer now minimizes and preplays the results.
61030
aeb578badc1c robust handling of Vampire 4 proofs
blanchet
parents: 61029
diff changeset
   529
  - Handle Vampire 4.0 proof output without raising exception.
61043
0810068379d8 eliminated obsolete environment variable
blanchet
parents: 61030
diff changeset
   530
  - Eliminated "MASH" environment variable. Use the "MaSh" option in
0810068379d8 eliminated obsolete environment variable
blanchet
parents: 61030
diff changeset
   531
    Isabelle/jEdit instead. INCOMPATIBILITY.
61317
b089c00f4db0 updated docs and NEWS
blanchet
parents: 61308
diff changeset
   532
  - Eliminated obsolete "blocking" option and related subcommands.
60306
6b7c64ab8bd2 made Auto Sledgehammer behave more like the real thing
blanchet
parents: 60301
diff changeset
   533
60310
932221b62e89 removed model checks from Nitpick
blanchet
parents: 60306
diff changeset
   534
* Nitpick:
61325
1cfc476198c9 avoid too aggressive optimization of 'finite' predicate
blanchet
parents: 61324
diff changeset
   535
  - 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
   536
  - Fixed soundness bug in "destroy_constrs" optimization.
60310
932221b62e89 removed model checks from Nitpick
blanchet
parents: 60306
diff changeset
   537
  - Removed "check_potential" and "check_genuine" options.
61317
b089c00f4db0 updated docs and NEWS
blanchet
parents: 61308
diff changeset
   538
  - Eliminated obsolete "blocking" option.
60310
932221b62e89 removed model checks from Nitpick
blanchet
parents: 60306
diff changeset
   539
61345
blanchet
parents: 61338
diff changeset
   540
* New (co)datatype package:
blanchet
parents: 61338
diff changeset
   541
  - New commands "lift_bnf" and "copy_bnf" for lifting (copying) a BNF
blanchet
parents: 61338
diff changeset
   542
    structure on the raw type to an abstract type defined using typedef.
blanchet
parents: 61338
diff changeset
   543
  - Always generate "case_transfer" theorem.
61551
078c9fd2e052 don't pollute local theory with needless names
blanchet
parents: 61550
diff changeset
   544
  - 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
   545
    being defined.
078c9fd2e052 don't pollute local theory with needless names
blanchet
parents: 61550
diff changeset
   546
  - Avoid various internal name clashes (e.g., 'datatype f = f').
60920
97c20589a0db NEWS, CONTRIBUTORS, documentation for lift_bnf
traytel
parents: 60868
diff changeset
   547
61370
kuncar
parents: 61345
diff changeset
   548
* 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
   549
  - new methods for interactive debugging of 'transfer' and
61370
kuncar
parents: 61345
diff changeset
   550
    'transfer_prover': 'transfer_start', 'transfer_step', 'transfer_end',
kuncar
parents: 61345
diff changeset
   551
    'transfer_prover_start' and 'transfer_prover_end'.
kuncar
parents: 61345
diff changeset
   552
60868
dd18c33c001e direct bootstrap of integer division from natural division
haftmann
parents: 60841
diff changeset
   553
* Division on integers is bootstrapped directly from division on
dd18c33c001e direct bootstrap of integer division from natural division
haftmann
parents: 60841
diff changeset
   554
naturals and uses generic numeral algorithm for computations.
dd18c33c001e direct bootstrap of integer division from natural division
haftmann
parents: 60841
diff changeset
   555
Slight INCOMPATIBILITY, simproc numeral_divmod replaces and generalizes
dd18c33c001e direct bootstrap of integer division from natural division
haftmann
parents: 60841
diff changeset
   556
former simprocs binary_int_div and binary_int_mod
dd18c33c001e direct bootstrap of integer division from natural division
haftmann
parents: 60841
diff changeset
   557
60516
0826b7025d07 generalized some theorems about integral domains and moved to HOL theories
haftmann
parents: 60515
diff changeset
   558
* 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
   559
INCOMPATIBILITY.
0826b7025d07 generalized some theorems about integral domains and moved to HOL theories
haftmann
parents: 60515
diff changeset
   560
60688
01488b559910 avoid explicit definition of the relation of associated elements in a ring -- prefer explicit normalization instead
haftmann
parents: 60642
diff changeset
   561
* 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
   562
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
   563
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
   564
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
   565
01488b559910 avoid explicit definition of the relation of associated elements in a ring -- prefer explicit normalization instead
haftmann
parents: 60642
diff changeset
   566
* 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
   567
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
   568
(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
   569
01488b559910 avoid explicit definition of the relation of associated elements in a ring -- prefer explicit normalization instead
haftmann
parents: 60642
diff changeset
   570
* 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
   571
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
   572
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
   573
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
   574
60429
d3d1e185cd63 uniform _ div _ as infix syntax for ring division
haftmann
parents: 60418
diff changeset
   575
* 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
   576
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
   577
Rings.divide, with infix syntax (_ div _).  Infix syntax (_ / _)
d3d1e185cd63 uniform _ div _ as infix syntax for ring division
haftmann
parents: 60418
diff changeset
   578
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
   579
INCOMPATIBILITY,  instantiations must refer to Rings.divide rather
60429
d3d1e185cd63 uniform _ div _ as infix syntax for ring division
haftmann
parents: 60418
diff changeset
   580
than the former separate constants, hence infix syntax (_ / _) is usually
d3d1e185cd63 uniform _ div _ as infix syntax for ring division
haftmann
parents: 60418
diff changeset
   581
not available during instantiation.
60352
d46de31a50c4 separate class for division operator, with particular syntax added in more specific classes
haftmann
parents: 60347
diff changeset
   582
61629
90f54d9e63f2 cancel complementary terms as arguments to sup/inf in boolean algebras
Andreas Lochbihler
parents: 61623
diff changeset
   583
* 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
   584
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
   585
simplifies to "top". INCOMPATIBILITY.
90f54d9e63f2 cancel complementary terms as arguments to sup/inf in boolean algebras
Andreas Lochbihler
parents: 61623
diff changeset
   586
60397
f8a513fedb31 Renaming multiset operators < ~> <#,...
Mathias Fleury <Mathias.Fleury@mpi-inf.mpg.de>
parents: 60390
diff changeset
   587
* Library/Multiset:
f8a513fedb31 Renaming multiset operators < ~> <#,...
Mathias Fleury <Mathias.Fleury@mpi-inf.mpg.de>
parents: 60390
diff changeset
   588
  - Renamed multiset inclusion operators:
f8a513fedb31 Renaming multiset operators < ~> <#,...
Mathias Fleury <Mathias.Fleury@mpi-inf.mpg.de>
parents: 60390
diff changeset
   589
      < ~> <#
f8a513fedb31 Renaming multiset operators < ~> <#,...
Mathias Fleury <Mathias.Fleury@mpi-inf.mpg.de>
parents: 60390
diff changeset
   590
      \<subset> ~> \<subset>#
f8a513fedb31 Renaming multiset operators < ~> <#,...
Mathias Fleury <Mathias.Fleury@mpi-inf.mpg.de>
parents: 60390
diff changeset
   591
      <= ~> <=#
f8a513fedb31 Renaming multiset operators < ~> <#,...
Mathias Fleury <Mathias.Fleury@mpi-inf.mpg.de>
parents: 60390
diff changeset
   592
      \<le> ~> \<le>#
f8a513fedb31 Renaming multiset operators < ~> <#,...
Mathias Fleury <Mathias.Fleury@mpi-inf.mpg.de>
parents: 60390
diff changeset
   593
      \<subseteq> ~> \<subseteq>#
f8a513fedb31 Renaming multiset operators < ~> <#,...
Mathias Fleury <Mathias.Fleury@mpi-inf.mpg.de>
parents: 60390
diff changeset
   594
    INCOMPATIBILITY.
f8a513fedb31 Renaming multiset operators < ~> <#,...
Mathias Fleury <Mathias.Fleury@mpi-inf.mpg.de>
parents: 60390
diff changeset
   595
  - "'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
   596
    "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
   597
    "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
   598
    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
   599
    are now available through the "subset_mset" interpretation
f8a513fedb31 Renaming multiset operators < ~> <#,...
Mathias Fleury <Mathias.Fleury@mpi-inf.mpg.de>
parents: 60390
diff changeset
   600
    (e.g. add_mono ~> subset_mset.add_mono).
f8a513fedb31 Renaming multiset operators < ~> <#,...
Mathias Fleury <Mathias.Fleury@mpi-inf.mpg.de>
parents: 60390
diff changeset
   601
    INCOMPATIBILITY.
60497
nipkow
parents: 60489
diff changeset
   602
  - Renamed conversions:
60515
484559628038 renamed multiset_of -> mset
nipkow
parents: 60514
diff changeset
   603
      multiset_of ~> mset
484559628038 renamed multiset_of -> mset
nipkow
parents: 60514
diff changeset
   604
      multiset_of_set ~> mset_set
60497
nipkow
parents: 60489
diff changeset
   605
      set_of ~> set_mset
nipkow
parents: 60489
diff changeset
   606
    INCOMPATIBILITY
60398
Mathias Fleury <Mathias.Fleury@mpi-inf.mpg.de>
parents: 60397
diff changeset
   607
  - Renamed lemmas:
Mathias Fleury <Mathias.Fleury@mpi-inf.mpg.de>
parents: 60397
diff changeset
   608
      mset_le_def ~> subseteq_mset_def
Mathias Fleury <Mathias.Fleury@mpi-inf.mpg.de>
parents: 60397
diff changeset
   609
      mset_less_def ~> subset_mset_def
60400
fleury <Mathias.Fleury@mpi-inf.mpg.de>
parents: 60398
diff changeset
   610
      less_eq_multiset.rep_eq ~> subseteq_mset_def
fleury <Mathias.Fleury@mpi-inf.mpg.de>
parents: 60398
diff changeset
   611
    INCOMPATIBILITY
fleury <Mathias.Fleury@mpi-inf.mpg.de>
parents: 60398
diff changeset
   612
  - Removed lemmas generated by lift_definition:
fleury <Mathias.Fleury@mpi-inf.mpg.de>
parents: 60398
diff changeset
   613
    less_eq_multiset.abs_eq, less_eq_multiset.rsp less_eq_multiset.transfer
fleury <Mathias.Fleury@mpi-inf.mpg.de>
parents: 60398
diff changeset
   614
    less_eq_multiset_def
fleury <Mathias.Fleury@mpi-inf.mpg.de>
parents: 60398
diff changeset
   615
    INCOMPATIBILITY
60006
wenzelm
parents: 59998
diff changeset
   616
61766
507b39df1a57 add formalisation of Bourbaki-Witt fixpoint theorem
Andreas Lochbihler
parents: 61748
diff changeset
   617
* Library/Bourbaki_Witt_Fixpoint: Added formalisation of the Bourbaki-Witt
507b39df1a57 add formalisation of Bourbaki-Witt fixpoint theorem
Andreas Lochbihler
parents: 61748
diff changeset
   618
fixpoint theorem for increasing functions in chain-complete partial
507b39df1a57 add formalisation of Bourbaki-Witt fixpoint theorem
Andreas Lochbihler
parents: 61748
diff changeset
   619
orders.
507b39df1a57 add formalisation of Bourbaki-Witt fixpoint theorem
Andreas Lochbihler
parents: 61748
diff changeset
   620
61848
9250e546ab23 New complex analysis material
paulson <lp15@cam.ac.uk>
parents: 61841
diff changeset
   621
* Multivariate_Analysis/Cauchy_Integral_Thm: Contour integrals (= complex path integrals),
61907
f0c894ab18c9 Liouville theorem, Fundamental Theorem of Algebra, etc.
paulson <lp15@cam.ac.uk>
parents: 61895
diff changeset
   622
Cauchy's integral theorem, winding numbers and Cauchy's integral formula, Liouville theorem,
f0c894ab18c9 Liouville theorem, Fundamental Theorem of Algebra, etc.
paulson <lp15@cam.ac.uk>
parents: 61895
diff changeset
   623
Fundamental Theorem of Algebra. 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
   624
61807
paulson <lp15@cam.ac.uk>
parents: 61803
diff changeset
   625
* Multivariate_Analysis: Added topological concepts such as connected components,
paulson <lp15@cam.ac.uk>
parents: 61803
diff changeset
   626
homotopic paths 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
   627
60523
be2d9f5ddc76 discontinued unused 'defer_recdef';
wenzelm
parents: 60514
diff changeset
   628
* Theory Library/Old_Recdef: discontinued obsolete 'defer_recdef'
be2d9f5ddc76 discontinued unused 'defer_recdef';
wenzelm
parents: 60514
diff changeset
   629
command. Minor INCOMPATIBILITY, use 'function' instead.
be2d9f5ddc76 discontinued unused 'defer_recdef';
wenzelm
parents: 60514
diff changeset
   630
61681
ca53150406c9 option "inductive_defs" controls exposure of def and mono facts;
wenzelm
parents: 61660
diff changeset
   631
* Inductive definitions ('inductive', 'coinductive', etc.) expose
ca53150406c9 option "inductive_defs" controls exposure of def and mono facts;
wenzelm
parents: 61660
diff changeset
   632
low-level facts of the internal construction only if the option
ca53150406c9 option "inductive_defs" controls exposure of def and mono facts;
wenzelm
parents: 61660
diff changeset
   633
"inductive_defs" is enabled. This refers to the internal predicate
ca53150406c9 option "inductive_defs" controls exposure of def and mono facts;
wenzelm
parents: 61660
diff changeset
   634
definition and its monotonicity result. Rare INCOMPATIBILITY.
ca53150406c9 option "inductive_defs" controls exposure of def and mono facts;
wenzelm
parents: 61660
diff changeset
   635
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
   636
* Recursive function definitions ('fun', 'function', 'partial_function')
61681
ca53150406c9 option "inductive_defs" controls exposure of def and mono facts;
wenzelm
parents: 61660
diff changeset
   637
expose low-level facts of the internal construction only if the option
ca53150406c9 option "inductive_defs" controls exposure of def and mono facts;
wenzelm
parents: 61660
diff changeset
   638
"function_defs" is enabled. Rare INCOMPATIBILITY.
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
   639
61685
nipkow
parents: 61682
diff changeset
   640
* Data_Structures: new and growing session of standard data structures.
nipkow
parents: 61682
diff changeset
   641
61119
7beed856816c removed obsolete theory Legacy_Mrec;
wenzelm
parents: 61118
diff changeset
   642
* Imperative_HOL: obsolete theory Legacy_Mrec has been removed.
7beed856816c removed obsolete theory Legacy_Mrec;
wenzelm
parents: 61118
diff changeset
   643
61606
6d5213bd9709 uniform mandatory qualifier for all locale expressions, including 'statespace' parent;
wenzelm
parents: 61604
diff changeset
   644
* 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
   645
'a.
6d5213bd9709 uniform mandatory qualifier for all locale expressions, including 'statespace' parent;
wenzelm
parents: 61604
diff changeset
   646
6d5213bd9709 uniform mandatory qualifier for all locale expressions, including 'statespace' parent;
wenzelm
parents: 61604
diff changeset
   647
* HOL-Statespace: command 'statespace' uses mandatory qualifier for
6d5213bd9709 uniform mandatory qualifier for all locale expressions, including 'statespace' parent;
wenzelm
parents: 61604
diff changeset
   648
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
   649
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
   650
60479
db238135f386 tuned whitespace;
wenzelm
parents: 60477
diff changeset
   651
60793
bbcd4ab6d26e eliminated atac, rtac, etac, dtac, ftac;
wenzelm
parents: 60712
diff changeset
   652
*** ML ***
bbcd4ab6d26e eliminated atac, rtac, etac, dtac, ftac;
wenzelm
parents: 60712
diff changeset
   653
61922
wenzelm
parents: 61907
diff changeset
   654
* Pretty printing of Poly/ML compiler output in Isabelle has been
wenzelm
parents: 61907
diff changeset
   655
improved: proper treatment of break offsets and blocks with consistent
wenzelm
parents: 61907
diff changeset
   656
breaks.
wenzelm
parents: 61907
diff changeset
   657
61841
4d3527b94f2a more general types Proof.method / context_tactic;
wenzelm
parents: 61823
diff changeset
   658
* Isar proof methods are based on a slightly more general type
4d3527b94f2a more general types Proof.method / context_tactic;
wenzelm
parents: 61823
diff changeset
   659
context_tactic, which allows to change the proof context dynamically
4d3527b94f2a more general types Proof.method / context_tactic;
wenzelm
parents: 61823
diff changeset
   660
(e.g. to update cases) and indicate explicit Seq.Error results. Former
4d3527b94f2a more general types Proof.method / context_tactic;
wenzelm
parents: 61823
diff changeset
   661
METHOD_CASES is superseded by CONTEXT_METHOD; further combinators are
4d3527b94f2a more general types Proof.method / context_tactic;
wenzelm
parents: 61823
diff changeset
   662
provided in src/Pure/Isar/method.ML for convenience. INCOMPATIBILITY.
4d3527b94f2a more general types Proof.method / context_tactic;
wenzelm
parents: 61823
diff changeset
   663
61597
53e32a9b66b8 added @{undefined} with somewhat undefined symbol;
wenzelm
parents: 61595
diff changeset
   664
* Antiquotation @{undefined} or \<^undefined> inlines (raise Match).
53e32a9b66b8 added @{undefined} with somewhat undefined symbol;
wenzelm
parents: 61595
diff changeset
   665
61268
abe08fb15a12 moved remaining display.ML to more_thm.ML;
wenzelm
parents: 61252
diff changeset
   666
* The auxiliary module Pure/display.ML has been eliminated. Its
abe08fb15a12 moved remaining display.ML to more_thm.ML;
wenzelm
parents: 61252
diff changeset
   667
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
   668
called Thm.pretty_thm, Thm.string_of_thm etc. INCOMPATIBILITY.
abe08fb15a12 moved remaining display.ML to more_thm.ML;
wenzelm
parents: 61252
diff changeset
   669
61144
5e94dfead1c2 simplified simproc programming interfaces;
wenzelm
parents: 61143
diff changeset
   670
* Simproc programming interfaces have been simplified:
5e94dfead1c2 simplified simproc programming interfaces;
wenzelm
parents: 61143
diff changeset
   671
Simplifier.make_simproc and Simplifier.define_simproc supersede various
5e94dfead1c2 simplified simproc programming interfaces;
wenzelm
parents: 61143
diff changeset
   672
forms of Simplifier.mk_simproc, Simplifier.simproc_global etc. Note that
5e94dfead1c2 simplified simproc programming interfaces;
wenzelm
parents: 61143
diff changeset
   673
term patterns for the left-hand sides are specified with implicitly
5e94dfead1c2 simplified simproc programming interfaces;
wenzelm
parents: 61143
diff changeset
   674
fixed variables, like top-level theorem statements. INCOMPATIBILITY.
5e94dfead1c2 simplified simproc programming interfaces;
wenzelm
parents: 61143
diff changeset
   675
60802
wenzelm
parents: 60793
diff changeset
   676
* Instantiation rules have been re-organized as follows:
wenzelm
parents: 60793
diff changeset
   677
wenzelm
parents: 60793
diff changeset
   678
  Thm.instantiate  (*low-level instantiation with named arguments*)
wenzelm
parents: 60793
diff changeset
   679
  Thm.instantiate' (*version with positional arguments*)
wenzelm
parents: 60793
diff changeset
   680
wenzelm
parents: 60793
diff changeset
   681
  Drule.infer_instantiate  (*instantiation with type inference*)
wenzelm
parents: 60793
diff changeset
   682
  Drule.infer_instantiate'  (*version with positional arguments*)
wenzelm
parents: 60793
diff changeset
   683
wenzelm
parents: 60793
diff changeset
   684
The LHS only requires variable specifications, instead of full terms.
wenzelm
parents: 60793
diff changeset
   685
Old cterm_instantiate is superseded by infer_instantiate.
wenzelm
parents: 60793
diff changeset
   686
INCOMPATIBILITY, need to re-adjust some ML names and types accordingly.
wenzelm
parents: 60793
diff changeset
   687
60793
bbcd4ab6d26e eliminated atac, rtac, etac, dtac, ftac;
wenzelm
parents: 60712
diff changeset
   688
* Old tactic shorthands atac, rtac, etac, dtac, ftac have been
bbcd4ab6d26e eliminated atac, rtac, etac, dtac, ftac;
wenzelm
parents: 60712
diff changeset
   689
discontinued. INCOMPATIBILITY, use regular assume_tac, resolve_tac etc.
bbcd4ab6d26e eliminated atac, rtac, etac, dtac, ftac;
wenzelm
parents: 60712
diff changeset
   690
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
   691
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
   692
* 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
   693
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
   694
60707
e96b7be56d44 SUBPROOF and Subgoal.FOCUS combinators use anonymous quasi-bound variables (like the Simplifier);
wenzelm
parents: 60688
diff changeset
   695
* 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
   696
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
   697
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
   698
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
   699
the proof context discipline.
e96b7be56d44 SUBPROOF and Subgoal.FOCUS combinators use anonymous quasi-bound variables (like the Simplifier);
wenzelm
parents: 60688
diff changeset
   700
61885
acdfc76a6c33 more explicit ML profiling, with official Isabelle output;
wenzelm
parents: 61848
diff changeset
   701
* The following combinators for low-level profiling of the ML runtime
acdfc76a6c33 more explicit ML profiling, with official Isabelle output;
wenzelm
parents: 61848
diff changeset
   702
system are available:
acdfc76a6c33 more explicit ML profiling, with official Isabelle output;
wenzelm
parents: 61848
diff changeset
   703
acdfc76a6c33 more explicit ML profiling, with official Isabelle output;
wenzelm
parents: 61848
diff changeset
   704
  profile_time          (*CPU time*)
acdfc76a6c33 more explicit ML profiling, with official Isabelle output;
wenzelm
parents: 61848
diff changeset
   705
  profile_time_thread   (*CPU time on this thread*)
acdfc76a6c33 more explicit ML profiling, with official Isabelle output;
wenzelm
parents: 61848
diff changeset
   706
  profile_allocations   (*overall heap allocations*)
acdfc76a6c33 more explicit ML profiling, with official Isabelle output;
wenzelm
parents: 61848
diff changeset
   707
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
   708
60983
ff4a67c65084 updated to polyml-5.5.3-20150820, with native x86-windows support;
wenzelm
parents: 60922
diff changeset
   709
*** System ***
ff4a67c65084 updated to polyml-5.5.3-20150820, with native x86-windows support;
wenzelm
parents: 60922
diff changeset
   710
61958
0a5dd617a88c isabelle console: print mode "ASCII";
wenzelm
parents: 61955
diff changeset
   711
* Command-line tool "isabelle console" enables print mode "ASCII".
0a5dd617a88c isabelle console: print mode "ASCII";
wenzelm
parents: 61955
diff changeset
   712
61602
a2f0f659a3c2 added option timeout_scale;
wenzelm
parents: 61600
diff changeset
   713
* Global session timeout is multiplied by timeout_scale factor. This
a2f0f659a3c2 added option timeout_scale;
wenzelm
parents: 61600
diff changeset
   714
allows to adjust large-scale tests (e.g. AFP) to overall hardware
a2f0f659a3c2 added option timeout_scale;
wenzelm
parents: 61600
diff changeset
   715
performance.
a2f0f659a3c2 added option timeout_scale;
wenzelm
parents: 61600
diff changeset
   716
61174
74eddfef841e replacement character for spaces;
wenzelm
parents: 61173
diff changeset
   717
* Property values in etc/symbols may contain spaces, if written with the
74eddfef841e replacement character for spaces;
wenzelm
parents: 61173
diff changeset
   718
replacement character "␣" (Unicode point 0x2324).  For example:
74eddfef841e replacement character for spaces;
wenzelm
parents: 61173
diff changeset
   719
61602
a2f0f659a3c2 added option timeout_scale;
wenzelm
parents: 61600
diff changeset
   720
    \<star>  code: 0x0022c6  group: operator  font: Deja␣Vu␣Sans␣Mono
61174
74eddfef841e replacement character for spaces;
wenzelm
parents: 61173
diff changeset
   721
61216
4ca490f09ec6 added isabelle update_then;
wenzelm
parents: 61215
diff changeset
   722
* Command-line tool "isabelle update_then" expands old Isar command
4ca490f09ec6 added isabelle update_then;
wenzelm
parents: 61215
diff changeset
   723
conflations:
4ca490f09ec6 added isabelle update_then;
wenzelm
parents: 61215
diff changeset
   724
4ca490f09ec6 added isabelle update_then;
wenzelm
parents: 61215
diff changeset
   725
    hence  ~>  then have
4ca490f09ec6 added isabelle update_then;
wenzelm
parents: 61215
diff changeset
   726
    thus   ~>  then show
4ca490f09ec6 added isabelle update_then;
wenzelm
parents: 61215
diff changeset
   727
4ca490f09ec6 added isabelle update_then;
wenzelm
parents: 61215
diff changeset
   728
This syntax is more orthogonal and improves readability and
4ca490f09ec6 added isabelle update_then;
wenzelm
parents: 61215
diff changeset
   729
maintainability of proofs.
4ca490f09ec6 added isabelle update_then;
wenzelm
parents: 61215
diff changeset
   730
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
   731
* 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
   732
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
   733
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
   734
61796
wenzelm
parents: 61766
diff changeset
   735
* Poly/ML 5.6 runs natively on x86-windows and x86_64-windows, which
wenzelm
parents: 61766
diff changeset
   736
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
   737
60995
5176de8f90db updated to jdk-8u60, with support for x86_64-windows;
wenzelm
parents: 60986
diff changeset
   738
* 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
   739
space.
5176de8f90db updated to jdk-8u60, with support for x86_64-windows;
wenzelm
parents: 60986
diff changeset
   740
61135
8f7d802b7a71 clarified Java runtime options (NB: ISABELLE_JAVA_PLATFORM is determined later via component);
wenzelm
parents: 61134
diff changeset
   741
* 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
   742
platforms as follows.
8f7d802b7a71 clarified Java runtime options (NB: ISABELLE_JAVA_PLATFORM is determined later via component);
wenzelm
parents: 61134
diff changeset
   743
8f7d802b7a71 clarified Java runtime options (NB: ISABELLE_JAVA_PLATFORM is determined later via component);
wenzelm
parents: 61134
diff changeset
   744
  - 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
   745
    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
   746
8f7d802b7a71 clarified Java runtime options (NB: ISABELLE_JAVA_PLATFORM is determined later via component);
wenzelm
parents: 61134
diff changeset
   747
  - isabelle jedit: settings
8f7d802b7a71 clarified Java runtime options (NB: ISABELLE_JAVA_PLATFORM is determined later via component);
wenzelm
parents: 61134
diff changeset
   748
    JEDIT_JAVA_SYSTEM_OPTIONS
8f7d802b7a71 clarified Java runtime options (NB: ISABELLE_JAVA_PLATFORM is determined later via component);
wenzelm
parents: 61134
diff changeset
   749
    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
   750
8f7d802b7a71 clarified Java runtime options (NB: ISABELLE_JAVA_PLATFORM is determined later via component);
wenzelm
parents: 61134
diff changeset
   751
  - isabelle build: settings
8f7d802b7a71 clarified Java runtime options (NB: ISABELLE_JAVA_PLATFORM is determined later via component);
wenzelm
parents: 61134
diff changeset
   752
    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
   753
61294
2d3d26e9b191 renamed jvmpath to platform_path;
wenzelm
parents: 61270
diff changeset
   754
* Bash shell function "jvmpath" has been renamed to "platform_path": it
2d3d26e9b191 renamed jvmpath to platform_path;
wenzelm
parents: 61270
diff changeset
   755
is relevant both for Poly/ML and JVM processes.
2d3d26e9b191 renamed jvmpath to platform_path;
wenzelm
parents: 61270
diff changeset
   756
61567
wenzelm
parents: 61566
diff changeset
   757
* Heap images are 10-15% smaller due to less wasteful persistent theory
wenzelm
parents: 61566
diff changeset
   758
content (using ML type theory_id instead of theory);
wenzelm
parents: 61566
diff changeset
   759
60983
ff4a67c65084 updated to polyml-5.5.3-20150820, with native x86-windows support;
wenzelm
parents: 60922
diff changeset
   760
60479
db238135f386 tuned whitespace;
wenzelm
parents: 60477
diff changeset
   761
60009
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
   762
New in Isabelle2015 (May 2015)
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
   763
------------------------------
57695
987c9ceeaafd back to post-release mode -- after fork point;
wenzelm
parents: 57693
diff changeset
   764
57941
57200bdc2aa7 localized command 'method_setup' and 'attribute_setup';
wenzelm
parents: 57882
diff changeset
   765
*** General ***
57200bdc2aa7 localized command 'method_setup' and 'attribute_setup';
wenzelm
parents: 57882
diff changeset
   766
59939
7d46aa03696e support for 'restricted' modifier: only qualified accesses outside the local scope;
wenzelm
parents: 59936
diff changeset
   767
* 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
   768
'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
   769
as provided by some "context begin ... end" block. For example:
59926
003dbac78546 some explanation of 'private';
wenzelm
parents: 59903
diff changeset
   770
003dbac78546 some explanation of 'private';
wenzelm
parents: 59903
diff changeset
   771
  context
003dbac78546 some explanation of 'private';
wenzelm
parents: 59903
diff changeset
   772
  begin
003dbac78546 some explanation of 'private';
wenzelm
parents: 59903
diff changeset
   773
003dbac78546 some explanation of 'private';
wenzelm
parents: 59903
diff changeset
   774
  private definition ...
003dbac78546 some explanation of 'private';
wenzelm
parents: 59903
diff changeset
   775
  private lemma ...
003dbac78546 some explanation of 'private';
wenzelm
parents: 59903
diff changeset
   776
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
   777
  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
   778
  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
   779
59926
003dbac78546 some explanation of 'private';
wenzelm
parents: 59903
diff changeset
   780
  lemma ...
003dbac78546 some explanation of 'private';
wenzelm
parents: 59903
diff changeset
   781
  theorem ...
003dbac78546 some explanation of 'private';
wenzelm
parents: 59903
diff changeset
   782
003dbac78546 some explanation of 'private';
wenzelm
parents: 59903
diff changeset
   783
  end
003dbac78546 some explanation of 'private';
wenzelm
parents: 59903
diff changeset
   784
59901
840d03805755 added command 'experiment';
wenzelm
parents: 59899
diff changeset
   785
* Command 'experiment' opens an anonymous locale context with private
840d03805755 added command 'experiment';
wenzelm
parents: 59899
diff changeset
   786
naming policy.
840d03805755 added command 'experiment';
wenzelm
parents: 59899
diff changeset
   787
59951
8c49daca5d9f misc tuning for release;
wenzelm
parents: 59949
diff changeset
   788
* Command 'notepad' requires proper nesting of begin/end and its proof
8c49daca5d9f misc tuning for release;
wenzelm
parents: 59949
diff changeset
   789
structure in the body: 'oops' is no longer supported here. Minor
8c49daca5d9f misc tuning for release;
wenzelm
parents: 59949
diff changeset
   790
INCOMPATIBILITY, use 'sorry' instead.
8c49daca5d9f misc tuning for release;
wenzelm
parents: 59949
diff changeset
   791
8c49daca5d9f misc tuning for release;
wenzelm
parents: 59949
diff changeset
   792
* Command 'named_theorems' declares a dynamic fact within the context,
8c49daca5d9f misc tuning for release;
wenzelm
parents: 59949
diff changeset
   793
together with an attribute to maintain the content incrementally. This
8c49daca5d9f misc tuning for release;
wenzelm
parents: 59949
diff changeset
   794
supersedes functor Named_Thms in Isabelle/ML, but with a subtle change
8c49daca5d9f misc tuning for release;
wenzelm
parents: 59949
diff changeset
   795
of semantics due to external visual order vs. internal reverse order.
8c49daca5d9f misc tuning for release;
wenzelm
parents: 59949
diff changeset
   796
8c49daca5d9f misc tuning for release;
wenzelm
parents: 59949
diff changeset
   797
* 'find_theorems': search patterns which are abstractions are
8c49daca5d9f misc tuning for release;
wenzelm
parents: 59949
diff changeset
   798
schematically expanded before search. Search results match the naive
8c49daca5d9f misc tuning for release;
wenzelm
parents: 59949
diff changeset
   799
expectation more closely, particularly wrt. abbreviations.
8c49daca5d9f misc tuning for release;
wenzelm
parents: 59949
diff changeset
   800
INCOMPATIBILITY.
59648
wenzelm
parents: 59621
diff changeset
   801
59569
0eece945fa54 tuned whitespace;
wenzelm
parents: 59564
diff changeset
   802
* Commands 'method_setup' and 'attribute_setup' now work within a local
0eece945fa54 tuned whitespace;
wenzelm
parents: 59564
diff changeset
   803
theory context.
57941
57200bdc2aa7 localized command 'method_setup' and 'attribute_setup';
wenzelm
parents: 57882
diff changeset
   804
58928
23d0ffd48006 plain value Keywords.keywords, which might be used outside theory for bootstrap purposes;
wenzelm
parents: 58872
diff changeset
   805
* Outer syntax commands are managed authentically within the theory
59569
0eece945fa54 tuned whitespace;
wenzelm
parents: 59564
diff changeset
   806
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
   807
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
   808
60115
wenzelm
parents: 60114
diff changeset
   809
* Historical command-line terminator ";" is no longer accepted (and
wenzelm
parents: 60114
diff changeset
   810
already used differently in Isar). Minor INCOMPATIBILITY, use "isabelle
wenzelm
parents: 60114
diff changeset
   811
update_semicolons" to remove obsolete semicolons from old theory
wenzelm
parents: 60114
diff changeset
   812
sources.
wenzelm
parents: 60114
diff changeset
   813
59951
8c49daca5d9f misc tuning for release;
wenzelm
parents: 59949
diff changeset
   814
* Structural composition of proof methods (meth1; meth2) in Isar
8c49daca5d9f misc tuning for release;
wenzelm
parents: 59949
diff changeset
   815
corresponds to (tac1 THEN_ALL_NEW tac2) in ML.
59105
haftmann
parents: 59058
diff changeset
   816
60119
54bea620e54f added Eisbach, using version 3752768caa17 of its Bitbucket repository;
wenzelm
parents: 60115
diff changeset
   817
* 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
   818
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
   819
method provides basic fact/term matching in addition to
54bea620e54f added Eisbach, using version 3752768caa17 of its Bitbucket repository;
wenzelm
parents: 60115
diff changeset
   820
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
   821
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
   822
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
   823
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
   824
57941
57200bdc2aa7 localized command 'method_setup' and 'attribute_setup';
wenzelm
parents: 57882
diff changeset
   825
58524
f805b366a497 context menu for bibtex entries;
wenzelm
parents: 58421
diff changeset
   826
*** Prover IDE -- Isabelle/Scala/jEdit ***
f805b366a497 context menu for bibtex entries;
wenzelm
parents: 58421
diff changeset
   827
59569
0eece945fa54 tuned whitespace;
wenzelm
parents: 59564
diff changeset
   828
* Improved folding mode "isabelle" based on Isar syntax. Alternatively,
0eece945fa54 tuned whitespace;
wenzelm
parents: 59564
diff changeset
   829
the "sidekick" mode may be used for document structure.
0eece945fa54 tuned whitespace;
wenzelm
parents: 59564
diff changeset
   830
0eece945fa54 tuned whitespace;
wenzelm
parents: 59564
diff changeset
   831
* Extended bracket matching based on Isar language structure. System
0eece945fa54 tuned whitespace;
wenzelm
parents: 59564
diff changeset
   832
option jedit_structure_limit determines maximum number of lines to scan
0eece945fa54 tuned whitespace;
wenzelm
parents: 59564
diff changeset
   833
in the buffer.
58758
wenzelm
parents: 58716
diff changeset
   834
58540
wenzelm
parents: 58526
diff changeset
   835
* Support for BibTeX files: context menu, context-sensitive token
wenzelm
parents: 58526
diff changeset
   836
marker, SideKick parser.
58524
f805b366a497 context menu for bibtex entries;
wenzelm
parents: 58421
diff changeset
   837
58551
wenzelm
parents: 58541
diff changeset
   838
* Document antiquotation @{cite} provides formal markup, which is
60265
wenzelm
parents: 60261
diff changeset
   839
interpreted semi-formally based on .bib files that happen to be open in
wenzelm
parents: 60261
diff changeset
   840
the editor (hyperlinks, completion etc.).
58551
wenzelm
parents: 58541
diff changeset
   841
58785
e7d2b46520e0 clarified default;
wenzelm
parents: 58776
diff changeset
   842
* Less waste of vertical space via negative line spacing (see Global
e7d2b46520e0 clarified default;
wenzelm
parents: 58776
diff changeset
   843
Options / Text Area).
e7d2b46520e0 clarified default;
wenzelm
parents: 58776
diff changeset
   844
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
   845
* 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
   846
display of 'thy_deps', 'class_deps' etc.
60009
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
   847
60115
wenzelm
parents: 60114
diff changeset
   848
* The commands 'thy_deps' and 'class_deps' allow optional bounds to
wenzelm
parents: 60114
diff changeset
   849
restrict the visualized hierarchy.
60093
c48d536231fe clarified thy_deps;
wenzelm
parents: 60089
diff changeset
   850
60072
wenzelm
parents: 60025
diff changeset
   851
* Improved scheduling for asynchronous print commands (e.g. provers
wenzelm
parents: 60025
diff changeset
   852
managed by the Sledgehammer panel) wrt. ongoing document processing.
wenzelm
parents: 60025
diff changeset
   853
58524
f805b366a497 context menu for bibtex entries;
wenzelm
parents: 58421
diff changeset
   854
59951
8c49daca5d9f misc tuning for release;
wenzelm
parents: 59949
diff changeset
   855
*** Document preparation ***
8c49daca5d9f misc tuning for release;
wenzelm
parents: 59949
diff changeset
   856
8c49daca5d9f misc tuning for release;
wenzelm
parents: 59949
diff changeset
   857
* Document markup commands 'chapter', 'section', 'subsection',
8c49daca5d9f misc tuning for release;
wenzelm
parents: 59949
diff changeset
   858
'subsubsection', 'text', 'txt', 'text_raw' work uniformly in any
8c49daca5d9f misc tuning for release;
wenzelm
parents: 59949
diff changeset
   859
context, even before the initial 'theory' command. Obsolete proof
8c49daca5d9f misc tuning for release;
wenzelm
parents: 59949
diff changeset
   860
commands 'sect', 'subsect', 'subsubsect', 'txt_raw' have been
8c49daca5d9f misc tuning for release;
wenzelm
parents: 59949
diff changeset
   861
discontinued, use 'section', 'subsection', 'subsubsection', 'text_raw'
8c49daca5d9f misc tuning for release;
wenzelm
parents: 59949
diff changeset
   862
instead. The old 'header' command is still retained for some time, but
8c49daca5d9f misc tuning for release;
wenzelm
parents: 59949
diff changeset
   863
should be replaced by 'chapter', 'section' etc. (using "isabelle
8c49daca5d9f misc tuning for release;
wenzelm
parents: 59949
diff changeset
   864
update_header"). Minor INCOMPATIBILITY.
8c49daca5d9f misc tuning for release;
wenzelm
parents: 59949
diff changeset
   865
60009
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
   866
* Official support for "tt" style variants, via \isatt{...} or
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
   867
\begin{isabellett}...\end{isabellett}. The somewhat fragile \verb or
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
   868
verbatim environment of LaTeX is no longer used. This allows @{ML} etc.
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
   869
as argument to other macros (such as footnotes).
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
   870
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
   871
* Document antiquotation @{verbatim} prints ASCII text literally in "tt"
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
   872
style.
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
   873
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
   874
* Discontinued obsolete option "document_graph": session_graph.pdf is
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
   875
produced unconditionally for HTML browser_info and PDF-LaTeX document.
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
   876
59951
8c49daca5d9f misc tuning for release;
wenzelm
parents: 59949
diff changeset
   877
* Diagnostic commands and document markup commands within a proof do not
8c49daca5d9f misc tuning for release;
wenzelm
parents: 59949
diff changeset
   878
affect the command tag for output. Thus commands like 'thm' are subject
8c49daca5d9f misc tuning for release;
wenzelm
parents: 59949
diff changeset
   879
to proof document structure, and no longer "stick out" accidentally.
8c49daca5d9f misc tuning for release;
wenzelm
parents: 59949
diff changeset
   880
Commands 'text' and 'txt' merely differ in the LaTeX style, not their
8c49daca5d9f misc tuning for release;
wenzelm
parents: 59949
diff changeset
   881
tags. Potential INCOMPATIBILITY in exotic situations.
8c49daca5d9f misc tuning for release;
wenzelm
parents: 59949
diff changeset
   882
8c49daca5d9f misc tuning for release;
wenzelm
parents: 59949
diff changeset
   883
* System option "pretty_margin" is superseded by "thy_output_margin",
8c49daca5d9f misc tuning for release;
wenzelm
parents: 59949
diff changeset
   884
which is also accessible via document antiquotation option "margin".
8c49daca5d9f misc tuning for release;
wenzelm
parents: 59949
diff changeset
   885
Only the margin for document output may be changed, but not the global
8c49daca5d9f misc tuning for release;
wenzelm
parents: 59949
diff changeset
   886
pretty printing: that is 76 for plain console output, and adapted
8c49daca5d9f misc tuning for release;
wenzelm
parents: 59949
diff changeset
   887
dynamically in GUI front-ends. Implementations of document
8c49daca5d9f misc tuning for release;
wenzelm
parents: 59949
diff changeset
   888
antiquotations need to observe the margin explicitly according to
8c49daca5d9f misc tuning for release;
wenzelm
parents: 59949
diff changeset
   889
Thy_Output.string_of_margin. Minor INCOMPATIBILITY.
8c49daca5d9f misc tuning for release;
wenzelm
parents: 59949
diff changeset
   890
60299
5ae2a2e74c93 clarified NEWS: document_files are officially required since Isabelle2014, but the absence was tolerated as legacy feature;
wenzelm
parents: 60288
diff changeset
   891
* 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
   892
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
   893
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
   894
INCOMPATIBILITY.
5ae2a2e74c93 clarified NEWS: document_files are officially required since Isabelle2014, but the absence was tolerated as legacy feature;
wenzelm
parents: 60288
diff changeset
   895
59951
8c49daca5d9f misc tuning for release;
wenzelm
parents: 59949
diff changeset
   896
58202
be1d10595b7b restrictive options for class dependencies
haftmann
parents: 58192
diff changeset
   897
*** Pure ***
be1d10595b7b restrictive options for class dependencies
haftmann
parents: 58192
diff changeset
   898
59835
97872c658a44 rule_insts_schematic is considered legacy and false by default;
wenzelm
parents: 59815
diff changeset
   899
* 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
   900
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
   901
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
   902
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
   903
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
   904
of schematic variables outside the context. Minor INCOMPATIBILITY,
97872c658a44 rule_insts_schematic is considered legacy and false by default;
wenzelm
parents: 59815
diff changeset
   905
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
   906
variable declarations or dummy patterns instead.
97872c658a44 rule_insts_schematic is considered legacy and false by default;
wenzelm
parents: 59815
diff changeset
   907
60009
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
   908
* Explicit instantiation via attributes "where", "of", and proof methods
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
   909
"rule_tac" with derivatives like "subgoal_tac" etc. admit dummy patterns
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
   910
("_") that stand for anonymous local variables.
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
   911
59951
8c49daca5d9f misc tuning for release;
wenzelm
parents: 59949
diff changeset
   912
* Generated schematic variables in standard format of exported facts are
8c49daca5d9f misc tuning for release;
wenzelm
parents: 59949
diff changeset
   913
incremented to avoid material in the proof context. Rare
8c49daca5d9f misc tuning for release;
wenzelm
parents: 59949
diff changeset
   914
INCOMPATIBILITY, explicit instantiation sometimes needs to refer to
8c49daca5d9f misc tuning for release;
wenzelm
parents: 59949
diff changeset
   915
different index.
8c49daca5d9f misc tuning for release;
wenzelm
parents: 59949
diff changeset
   916
60010
5fe58ca9cf40 tuned spelling;
wenzelm
parents: 60009
diff changeset
   917
* Lexical separation of signed and unsigned numerals: categories "num"
5fe58ca9cf40 tuned spelling;
wenzelm
parents: 60009
diff changeset
   918
and "float" are unsigned. INCOMPATIBILITY: subtle change in precedence
5fe58ca9cf40 tuned spelling;
wenzelm
parents: 60009
diff changeset
   919
of numeral signs, particularly in expressions involving infix syntax
5fe58ca9cf40 tuned spelling;
wenzelm
parents: 60009
diff changeset
   920
like "(- 1) ^ n".
58410
6d46ad54a2ab explicit separation of signed and unsigned numerals using existing lexical categories num and xnum
haftmann
parents: 58373
diff changeset
   921
58421
37cbbd8eb460 discontinued old "xnum" token category;
wenzelm
parents: 58410
diff changeset
   922
* Old inner token category "xnum" has been discontinued.  Potential
37cbbd8eb460 discontinued old "xnum" token category;
wenzelm
parents: 58410
diff changeset
   923
INCOMPATIBILITY for exotic syntax: may use mixfix grammar with "num"
37cbbd8eb460 discontinued old "xnum" token category;
wenzelm
parents: 58410
diff changeset
   924
token category instead.
37cbbd8eb460 discontinued old "xnum" token category;
wenzelm
parents: 58410
diff changeset
   925
58202
be1d10595b7b restrictive options for class dependencies
haftmann
parents: 58192
diff changeset
   926
57737
72d4c00064af updated NEWS
blanchet
parents: 57695
diff changeset
   927
*** HOL ***
72d4c00064af updated NEWS
blanchet
parents: 57695
diff changeset
   928
57983
6edc3529bb4e reordered some (co)datatype property names for more consistency
blanchet
parents: 57946
diff changeset
   929
* New (co)datatype package:
58373
4bdd00a76e54 updated NEWS
blanchet
parents: 58368
diff changeset
   930
  - The 'datatype_new' command has been renamed 'datatype'. The old
4bdd00a76e54 updated NEWS
blanchet
parents: 58368
diff changeset
   931
    command of that name is now called 'old_datatype' and is provided
4bdd00a76e54 updated NEWS
blanchet
parents: 58368
diff changeset
   932
    by "~~/src/HOL/Library/Old_Datatype.thy". See
4bdd00a76e54 updated NEWS
blanchet
parents: 58368
diff changeset
   933
    'isabelle doc datatypes' for information on porting.
4bdd00a76e54 updated NEWS
blanchet
parents: 58368
diff changeset
   934
    INCOMPATIBILITY.
57983
6edc3529bb4e reordered some (co)datatype property names for more consistency
blanchet
parents: 57946
diff changeset
   935
  - Renamed theorems:
6edc3529bb4e reordered some (co)datatype property names for more consistency
blanchet
parents: 57946
diff changeset
   936
      disc_corec ~> corec_disc
6edc3529bb4e reordered some (co)datatype property names for more consistency
blanchet
parents: 57946
diff changeset
   937
      disc_corec_iff ~> corec_disc_iff
6edc3529bb4e reordered some (co)datatype property names for more consistency
blanchet
parents: 57946
diff changeset
   938
      disc_exclude ~> distinct_disc
6edc3529bb4e reordered some (co)datatype property names for more consistency
blanchet
parents: 57946
diff changeset
   939
      disc_exhaust ~> exhaust_disc
6edc3529bb4e reordered some (co)datatype property names for more consistency
blanchet
parents: 57946
diff changeset
   940
      disc_map_iff ~> map_disc_iff
6edc3529bb4e reordered some (co)datatype property names for more consistency
blanchet
parents: 57946
diff changeset
   941
      sel_corec ~> corec_sel
6edc3529bb4e reordered some (co)datatype property names for more consistency
blanchet
parents: 57946
diff changeset
   942
      sel_exhaust ~> exhaust_sel
6edc3529bb4e reordered some (co)datatype property names for more consistency
blanchet
parents: 57946
diff changeset
   943
      sel_map ~> map_sel
6edc3529bb4e reordered some (co)datatype property names for more consistency
blanchet
parents: 57946
diff changeset
   944
      sel_set ~> set_sel
6edc3529bb4e reordered some (co)datatype property names for more consistency
blanchet
parents: 57946
diff changeset
   945
      sel_split ~> split_sel
6edc3529bb4e reordered some (co)datatype property names for more consistency
blanchet
parents: 57946
diff changeset
   946
      sel_split_asm ~> split_sel_asm
6edc3529bb4e reordered some (co)datatype property names for more consistency
blanchet
parents: 57946
diff changeset
   947
      strong_coinduct ~> coinduct_strong
6edc3529bb4e reordered some (co)datatype property names for more consistency
blanchet
parents: 57946
diff changeset
   948
      weak_case_cong ~> case_cong_weak
6edc3529bb4e reordered some (co)datatype property names for more consistency
blanchet
parents: 57946
diff changeset
   949
    INCOMPATIBILITY.
58192
d0dffec0da2b updated docs
blanchet
parents: 58100
diff changeset
   950
  - The "no_code" option to "free_constructors", "datatype_new", and
d0dffec0da2b updated docs
blanchet
parents: 58100
diff changeset
   951
    "codatatype" has been renamed "plugins del: code".
d0dffec0da2b updated docs
blanchet
parents: 58100
diff changeset
   952
    INCOMPATIBILITY.
58044
b5cdfb352814 removed not so interesting 'set_empty'
blanchet
parents: 58010
diff changeset
   953
  - The rules "set_empty" have been removed. They are easy
b5cdfb352814 removed not so interesting 'set_empty'
blanchet
parents: 58010
diff changeset
   954
    consequences of other set rules "by auto".
b5cdfb352814 removed not so interesting 'set_empty'
blanchet
parents: 58010
diff changeset
   955
    INCOMPATIBILITY.
b5cdfb352814 removed not so interesting 'set_empty'
blanchet
parents: 58010
diff changeset
   956
  - The rule "set_cases" is now registered with the "[cases set]"
57990
90d941a477bd documented slight incompatibility in NEWS
blanchet
parents: 57983
diff changeset
   957
    attribute. This can influence the behavior of the "cases" proof
90d941a477bd documented slight incompatibility in NEWS
blanchet
parents: 57983
diff changeset
   958
    method when more than one case rule is applicable (e.g., an
90d941a477bd documented slight incompatibility in NEWS
blanchet
parents: 57983
diff changeset
   959
    assumption is of the form "w : set ws" and the method "cases w"
90d941a477bd documented slight incompatibility in NEWS
blanchet
parents: 57983
diff changeset
   960
    is invoked). The solution is to specify the case rule explicitly
90d941a477bd documented slight incompatibility in NEWS
blanchet
parents: 57983
diff changeset
   961
    (e.g. "cases w rule: widget.exhaust").
90d941a477bd documented slight incompatibility in NEWS
blanchet
parents: 57983
diff changeset
   962
    INCOMPATIBILITY.
59675
55eb8932d539 documented renamed theories
blanchet
parents: 59661
diff changeset
   963
  - Renamed theories:
55eb8932d539 documented renamed theories
blanchet
parents: 59661
diff changeset
   964
      BNF_Comp ~> BNF_Composition
55eb8932d539 documented renamed theories
blanchet
parents: 59661
diff changeset
   965
      BNF_FP_Base ~> BNF_Fixpoint_Base
55eb8932d539 documented renamed theories
blanchet
parents: 59661
diff changeset
   966
      BNF_GFP ~> BNF_Greatest_Fixpoint
55eb8932d539 documented renamed theories
blanchet
parents: 59661
diff changeset
   967
      BNF_LFP ~> BNF_Least_Fixpoint
55eb8932d539 documented renamed theories
blanchet
parents: 59661
diff changeset
   968
      BNF_Constructions_on_Wellorders ~> BNF_Wellorder_Constructions
55eb8932d539 documented renamed theories
blanchet
parents: 59661
diff changeset
   969
      Cardinals/Constructions_on_Wellorders ~> Cardinals/Wellorder_Constructions
55eb8932d539 documented renamed theories
blanchet
parents: 59661
diff changeset
   970
    INCOMPATIBILITY.
60114
caf2637a28a9 tuned for release;
wenzelm
parents: 60111
diff changeset
   971
  - Lifting and Transfer setup for basic HOL types sum and prod (also
caf2637a28a9 tuned for release;
wenzelm
parents: 60111
diff changeset
   972
    option) is now performed by the BNF package. Theories Lifting_Sum,
caf2637a28a9 tuned for release;
wenzelm
parents: 60111
diff changeset
   973
    Lifting_Product and Lifting_Option from Main became obsolete and
caf2637a28a9 tuned for release;
wenzelm
parents: 60111
diff changeset
   974
    were removed. Changed definitions of the relators rel_prod and
caf2637a28a9 tuned for release;
wenzelm
parents: 60111
diff changeset
   975
    rel_sum (using inductive).
60111
3eaa39b3a0b7 (low importance) NEWS
traytel
parents: 60106
diff changeset
   976
    INCOMPATIBILITY: use rel_prod.simps and rel_sum.simps instead
60114
caf2637a28a9 tuned for release;
wenzelm
parents: 60111
diff changeset
   977
    of rel_prod_def and rel_sum_def.
caf2637a28a9 tuned for release;
wenzelm
parents: 60111
diff changeset
   978
    Minor INCOMPATIBILITY: (rarely used by name) transfer theorem names
caf2637a28a9 tuned for release;
wenzelm
parents: 60111
diff changeset
   979
    changed (e.g. map_prod_transfer ~> prod.map_transfer).
60261
wenzelm
parents: 60258
diff changeset
   980
  - Parametricity theorems for map functions, relators, set functions,
wenzelm
parents: 60258
diff changeset
   981
    constructors, case combinators, discriminators, selectors and
wenzelm
parents: 60258
diff changeset
   982
    (co)recursors are automatically proved and registered as transfer
wenzelm
parents: 60258
diff changeset
   983
    rules.
57983
6edc3529bb4e reordered some (co)datatype property names for more consistency
blanchet
parents: 57946
diff changeset
   984
6edc3529bb4e reordered some (co)datatype property names for more consistency
blanchet
parents: 57946
diff changeset
   985
* Old datatype package:
58310
91ea607a34d8 updated news
blanchet
parents: 58247
diff changeset
   986
  - The old 'datatype' command has been renamed 'old_datatype', and
58373
4bdd00a76e54 updated NEWS
blanchet
parents: 58368
diff changeset
   987
    'rep_datatype' has been renamed 'old_rep_datatype'. They are
4bdd00a76e54 updated NEWS
blanchet
parents: 58368
diff changeset
   988
    provided by "~~/src/HOL/Library/Old_Datatype.thy". See
58310
91ea607a34d8 updated news
blanchet
parents: 58247
diff changeset
   989
    'isabelle doc datatypes' for information on porting.
58373
4bdd00a76e54 updated NEWS
blanchet
parents: 58368
diff changeset
   990
    INCOMPATIBILITY.
57983
6edc3529bb4e reordered some (co)datatype property names for more consistency
blanchet
parents: 57946
diff changeset
   991
  - Renamed theorems:
6edc3529bb4e reordered some (co)datatype property names for more consistency
blanchet
parents: 57946
diff changeset
   992
      weak_case_cong ~> case_cong_weak
6edc3529bb4e reordered some (co)datatype property names for more consistency
blanchet
parents: 57946
diff changeset
   993
    INCOMPATIBILITY.
58373
4bdd00a76e54 updated NEWS
blanchet
parents: 58368
diff changeset
   994
  - Renamed theory:
4bdd00a76e54 updated NEWS
blanchet
parents: 58368
diff changeset
   995
      ~~/src/HOL/Datatype.thy ~> ~~/src/HOL/Library/Old_Datatype.thy
4bdd00a76e54 updated NEWS
blanchet
parents: 58368
diff changeset
   996
    INCOMPATIBILITY.
57983
6edc3529bb4e reordered some (co)datatype property names for more consistency
blanchet
parents: 57946
diff changeset
   997
59039
32145985352a updated NEWS
blanchet
parents: 58999
diff changeset
   998
* Nitpick:
60010
5fe58ca9cf40 tuned spelling;
wenzelm
parents: 60009
diff changeset
   999
  - Fixed soundness bug related to the strict and non-strict subset
59039
32145985352a updated NEWS
blanchet
parents: 58999
diff changeset
  1000
    operations.
32145985352a updated NEWS
blanchet
parents: 58999
diff changeset
  1001
57737
72d4c00064af updated NEWS
blanchet
parents: 57695
diff changeset
  1002
* Sledgehammer:
59511
ef65605a7d9c updated NEWS
blanchet
parents: 59498
diff changeset
  1003
  - CVC4 is now included with Isabelle instead of CVC3 and run by
ef65605a7d9c updated NEWS
blanchet
parents: 59498
diff changeset
  1004
    default.
59965
7199ad93b744 Z3 news
blanchet
parents: 59958
diff changeset
  1005
  - Z3 is now always enabled by default, now that it is fully open
7199ad93b744 Z3 news
blanchet
parents: 59958
diff changeset
  1006
    source. The "z3_non_commercial" option is discontinued.
57737
72d4c00064af updated NEWS
blanchet
parents: 57695
diff changeset
  1007
  - Minimization is now always enabled by default.
60010
5fe58ca9cf40 tuned spelling;
wenzelm
parents: 60009
diff changeset
  1008
    Removed sub-command:
57737
72d4c00064af updated NEWS
blanchet
parents: 57695
diff changeset
  1009
      min
59967
2fcf41a626f7 tuned wording
blanchet
parents: 59965
diff changeset
  1010
  - Proof reconstruction, both one-liners and Isar, has been
59039
32145985352a updated NEWS
blanchet
parents: 58999
diff changeset
  1011
    dramatically improved.
32145985352a updated NEWS
blanchet
parents: 58999
diff changeset
  1012
  - Improved support for CVC4 and veriT.
57737
72d4c00064af updated NEWS
blanchet
parents: 57695
diff changeset
  1013
58062
f4d8987656b9 updated NEWS
blanchet
parents: 58060
diff changeset
  1014
* Old and new SMT modules:
58067
a7a0af643499 tuned terminology
blanchet
parents: 58066
diff changeset
  1015
  - The old 'smt' method has been renamed 'old_smt' and moved to
59569
0eece945fa54 tuned whitespace;
wenzelm
parents: 59564
diff changeset
  1016
    'src/HOL/Library/Old_SMT.thy'. It is provided for compatibility,
0eece945fa54 tuned whitespace;
wenzelm
parents: 59564
diff changeset
  1017
    until applications have been ported to use the new 'smt' method. For
0eece945fa54 tuned whitespace;
wenzelm
parents: 59564
diff changeset
  1018
    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
  1019
    be installed, and the environment variable "OLD_Z3_SOLVER" must
0eece945fa54 tuned whitespace;
wenzelm
parents: 59564
diff changeset
  1020
    point to it.
58062
f4d8987656b9 updated NEWS
blanchet
parents: 58060
diff changeset
  1021
    INCOMPATIBILITY.
58067
a7a0af643499 tuned terminology
blanchet
parents: 58066
diff changeset
  1022
  - The 'smt2' method has been renamed 'smt'.
58060
835b5443b978 updated NEWS
blanchet
parents: 58044
diff changeset
  1023
    INCOMPATIBILITY.
59569
0eece945fa54 tuned whitespace;
wenzelm
parents: 59564
diff changeset
  1024
  - New option 'smt_reconstruction_step_timeout' to limit the
0eece945fa54 tuned whitespace;
wenzelm
parents: 59564
diff changeset
  1025
    reconstruction time of Z3 proof steps in the new 'smt' method.
59216
436b7b0c94f6 updated NEWS
boehmes
parents: 59180
diff changeset
  1026
  - New option 'smt_statistics' to display statistics of the new 'smt'
436b7b0c94f6 updated NEWS
boehmes
parents: 59180
diff changeset
  1027
    method, especially runtime statistics of Z3 proof reconstruction.
58060
835b5443b978 updated NEWS
blanchet
parents: 58044
diff changeset
  1028
60261
wenzelm
parents: 60258
diff changeset
  1029
* Lifting: command 'lift_definition' allows to execute lifted constants
wenzelm
parents: 60258
diff changeset
  1030
that have as a return type a datatype containing a subtype. This
wenzelm
parents: 60258
diff changeset
  1031
overcomes long-time limitations in the area of code generation and
wenzelm
parents: 60258
diff changeset
  1032
lifting, and avoids tedious workarounds.
60258
kuncar
parents: 60119
diff changeset
  1033
60009
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
  1034
* Command and antiquotation "value" provide different evaluation slots
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
  1035
(again), where the previous strategy (NBE after ML) serves as default.
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
  1036
Minor INCOMPATIBILITY.
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
  1037
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
  1038
* Add NO_MATCH-simproc, allows to check for syntactic non-equality.
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
  1039
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
  1040
* field_simps: Use NO_MATCH-simproc for distribution rules, to avoid
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
  1041
non-termination in case of distributing a division. With this change
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
  1042
field_simps is in some cases slightly less powerful, if it fails try to
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
  1043
add algebra_simps, or use divide_simps. Minor INCOMPATIBILITY.
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
  1044
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
  1045
* Separate class no_zero_divisors has been given up in favour of fully
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
  1046
algebraic semiring_no_zero_divisors. INCOMPATIBILITY.
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
  1047
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
  1048
* Class linordered_semidom really requires no zero divisors.
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
  1049
INCOMPATIBILITY.
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
  1050
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
  1051
* Classes division_ring, field and linordered_field always demand
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
  1052
"inverse 0 = 0". Given up separate classes division_ring_inverse_zero,
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
  1053
field_inverse_zero and linordered_field_inverse_zero. INCOMPATIBILITY.
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
  1054
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
  1055
* Classes cancel_ab_semigroup_add / cancel_monoid_add specify explicit
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
  1056
additive inverse operation. INCOMPATIBILITY.
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
  1057
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
  1058
* Complex powers and square roots. The functions "ln" and "powr" are now
60025
wenzelm
parents: 60020
diff changeset
  1059
overloaded for types real and complex, and 0 powr y = 0 by definition.
wenzelm
parents: 60020
diff changeset
  1060
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
  1061
60009
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
  1062
* The functions "sin" and "cos" are now defined for any type of sort
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
  1063
"{real_normed_algebra_1,banach}" type, so in particular on "real" and
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
  1064
"complex" uniformly. Minor INCOMPATIBILITY: type constraints may be
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
  1065
needed.
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
  1066
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
  1067
* New library of properties of the complex transcendental functions sin,
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
  1068
cos, tan, exp, Ln, Arctan, Arcsin, Arccos. Ported from HOL Light.
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
  1069
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
  1070
* The factorial function, "fact", now has type "nat => 'a" (of a sort
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
  1071
that admits numeric types including nat, int, real and complex.
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
  1072
INCOMPATIBILITY: an expression such as "fact 3 = 6" may require a type
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
  1073
constraint, and the combination "real (fact k)" is likely to be
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
  1074
unsatisfactory. If a type conversion is still necessary, then use
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
  1075
"of_nat (fact k)" or "real_of_nat (fact k)".
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
  1076
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
  1077
* Removed functions "natfloor" and "natceiling", use "nat o floor" and
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
  1078
"nat o ceiling" instead. A few of the lemmas have been retained and
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
  1079
adapted: in their names "natfloor"/"natceiling" has been replaced by
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
  1080
"nat_floor"/"nat_ceiling".
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
  1081
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
  1082
* Qualified some duplicated fact names required for boostrapping the
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
  1083
type class hierarchy:
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
  1084
  ab_add_uminus_conv_diff ~> diff_conv_add_uminus
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
  1085
  field_inverse_zero ~> inverse_zero
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
  1086
  field_divide_inverse ~> divide_inverse
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
  1087
  field_inverse ~> left_inverse
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
  1088
Minor INCOMPATIBILITY.
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
  1089
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
  1090
* Eliminated fact duplicates:
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
  1091
  mult_less_imp_less_right ~> mult_right_less_imp_less
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
  1092
  mult_less_imp_less_left ~> mult_left_less_imp_less
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
  1093
Minor INCOMPATIBILITY.
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
  1094
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
  1095
* Fact consolidation: even_less_0_iff is subsumed by
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
  1096
double_add_less_zero_iff_single_add_less_zero (simp by default anyway).
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
  1097
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
  1098
* Generalized and consolidated some theorems concerning divsibility:
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
  1099
  dvd_reduce ~> dvd_add_triv_right_iff
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
  1100
  dvd_plus_eq_right ~> dvd_add_right_iff
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
  1101
  dvd_plus_eq_left ~> dvd_add_left_iff
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
  1102
Minor INCOMPATIBILITY.
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
  1103
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
  1104
* "even" and "odd" are mere abbreviations for "2 dvd _" and "~ 2 dvd _"
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
  1105
and part of theory Main.
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
  1106
  even_def ~> even_iff_mod_2_eq_zero
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
  1107
INCOMPATIBILITY.
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
  1108
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
  1109
* Lemma name consolidation: divide_Numeral1 ~> divide_numeral_1. Minor
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
  1110
INCOMPATIBILITY.
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
  1111
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
  1112
* Bootstrap of listsum as special case of abstract product over lists.
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
  1113
Fact rename:
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
  1114
    listsum_def ~> listsum.eq_foldr
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
  1115
INCOMPATIBILITY.
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
  1116
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
  1117
* Product over lists via constant "listprod".
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
  1118
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
  1119
* Theory List: renamed drop_Suc_conv_tl and nth_drop' to
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
  1120
Cons_nth_drop_Suc.
58247
98d0f85d247f enamed drop_Suc_conv_tl and nth_drop' to Cons_nth_drop_Suc
nipkow
parents: 58202
diff changeset
  1121
58626
6c473ed0ac70 move Code_Test to HOL/Library;
Andreas Lochbihler
parents: 58610
diff changeset
  1122
* New infrastructure for compiling, running, evaluating and testing
59569
0eece945fa54 tuned whitespace;
wenzelm
parents: 59564
diff changeset
  1123
generated code in target languages in HOL/Library/Code_Test. See
0eece945fa54 tuned whitespace;
wenzelm
parents: 59564
diff changeset
  1124
HOL/Codegenerator_Test/Code_Test* for examples.
58008
aa72531f972f added PARALLEL_ALLGOALS convenience;
wenzelm
parents: 57946
diff changeset
  1125
60009
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
  1126
* Library/Multiset:
59813
6320064f22bb more multiset theorems
blanchet
parents: 59808
diff changeset
  1127
  - Introduced "replicate_mset" operation.
6320064f22bb more multiset theorems
blanchet
parents: 59808
diff changeset
  1128
  - Introduced alternative characterizations of the multiset ordering in
6320064f22bb more multiset theorems
blanchet
parents: 59808
diff changeset
  1129
    "Library/Multiset_Order".
59958
4538d41e8e54 renamed multiset ordering to free up nice <# etc. symbols for the standard subset
blanchet
parents: 59951
diff changeset
  1130
  - Renamed multiset ordering:
4538d41e8e54 renamed multiset ordering to free up nice <# etc. symbols for the standard subset
blanchet
parents: 59951
diff changeset
  1131
      <# ~> #<#
4538d41e8e54 renamed multiset ordering to free up nice <# etc. symbols for the standard subset
blanchet
parents: 59951
diff changeset
  1132
      <=# ~> #<=#
4538d41e8e54 renamed multiset ordering to free up nice <# etc. symbols for the standard subset
blanchet
parents: 59951
diff changeset
  1133
      \<subset># ~> #\<subset>#
4538d41e8e54 renamed multiset ordering to free up nice <# etc. symbols for the standard subset
blanchet
parents: 59951
diff changeset
  1134
      \<subseteq># ~> #\<subseteq>#
4538d41e8e54 renamed multiset ordering to free up nice <# etc. symbols for the standard subset
blanchet
parents: 59951
diff changeset
  1135
    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
  1136
  - 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
  1137
      <#, \<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
  1138
      <=#, \<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
  1139
    INCOMPATIBILITY.
59813
6320064f22bb more multiset theorems
blanchet
parents: 59808
diff changeset
  1140
  - Renamed
6320064f22bb more multiset theorems
blanchet
parents: 59808
diff changeset
  1141
      in_multiset_of ~> in_multiset_in_set
59998
c54d36be22ef renamed Multiset.fold -> fold_mset, Multiset.filter -> filter_mset
nipkow
parents: 59991
diff changeset
  1142
      Multiset.fold ~> fold_mset
c54d36be22ef renamed Multiset.fold -> fold_mset, Multiset.filter -> filter_mset
nipkow
parents: 59991
diff changeset
  1143
      Multiset.filter ~> filter_mset
59813
6320064f22bb more multiset theorems
blanchet
parents: 59808
diff changeset
  1144
    INCOMPATIBILITY.
59949
fc4c896c8e74 Removed mcard because it is equal to size
nipkow
parents: 59939
diff changeset
  1145
  - Removed mcard, is equal to size.
59813
6320064f22bb more multiset theorems
blanchet
parents: 59808
diff changeset
  1146
  - Added attributes:
6320064f22bb more multiset theorems
blanchet
parents: 59808
diff changeset
  1147
      image_mset.id [simp]
6320064f22bb more multiset theorems
blanchet
parents: 59808
diff changeset
  1148
      image_mset_id [simp]
6320064f22bb more multiset theorems
blanchet
parents: 59808
diff changeset
  1149
      elem_multiset_of_set [simp, intro]
6320064f22bb more multiset theorems
blanchet
parents: 59808
diff changeset
  1150
      comp_fun_commute_plus_mset [simp]
6320064f22bb more multiset theorems
blanchet
parents: 59808
diff changeset
  1151
      comp_fun_commute.fold_mset_insert [OF comp_fun_commute_plus_mset, simp]
6320064f22bb more multiset theorems
blanchet
parents: 59808
diff changeset
  1152
      in_mset_fold_plus_iff [iff]
6320064f22bb more multiset theorems
blanchet
parents: 59808
diff changeset
  1153
      set_of_Union_mset [simp]
6320064f22bb more multiset theorems
blanchet
parents: 59808
diff changeset
  1154
      in_Union_mset_iff [iff]
6320064f22bb more multiset theorems
blanchet
parents: 59808
diff changeset
  1155
    INCOMPATIBILITY.
6320064f22bb more multiset theorems
blanchet
parents: 59808
diff changeset
  1156
60009
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
  1157
* Library/Sum_of_Squares: simplified and improved "sos" method. Always
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
  1158
use local CSDP executable, which is much faster than the NEOS server.
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
  1159
The "sos_cert" functionality is invoked as "sos" with additional
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
  1160
argument. Minor INCOMPATIBILITY.
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
  1161
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
  1162
* HOL-Decision_Procs: New counterexample generator quickcheck
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
  1163
[approximation] for inequalities of transcendental functions. Uses
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
  1164
hardware floating point arithmetic to randomly discover potential
60010
5fe58ca9cf40 tuned spelling;
wenzelm
parents: 60009
diff changeset
  1165
counterexamples. Counterexamples are certified with the "approximation"
60009
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
  1166
method. See HOL/Decision_Procs/ex/Approximation_Quickcheck_Ex.thy for
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
  1167
examples.
58990
immler
parents: 58963
diff changeset
  1168
59354
hoelzl
parents: 59308
diff changeset
  1169
* HOL-Probability: Reworked measurability prover
60010
5fe58ca9cf40 tuned spelling;
wenzelm
parents: 60009
diff changeset
  1170
  - applies destructor rules repeatedly
59354
hoelzl
parents: 59308
diff changeset
  1171
  - removed application splitting (replaced by destructor rule)
59569
0eece945fa54 tuned whitespace;
wenzelm
parents: 59564
diff changeset
  1172
  - added congruence rules to rewrite measure spaces under the sets
0eece945fa54 tuned whitespace;
wenzelm
parents: 59564
diff changeset
  1173
    projection
0eece945fa54 tuned whitespace;
wenzelm
parents: 59564
diff changeset
  1174
60009
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
  1175
* New proof method "rewrite" (in theory ~~/src/HOL/Library/Rewrite) for
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
  1176
single-step rewriting with subterm selection based on patterns.
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
  1177
58630
71cdb885b3bb simplified "sos" method;
wenzelm
parents: 58626
diff changeset
  1178
58066
96e987003a01 moved new para to right section of NEWS
blanchet
parents: 58065
diff changeset
  1179
*** ML ***
96e987003a01 moved new para to right section of NEWS
blanchet
parents: 58065
diff changeset
  1180
60009
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
  1181
* Subtle change of name space policy: undeclared entries are now
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
  1182
considered inaccessible, instead of accessible via the fully-qualified
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
  1183
internal name. This mainly affects Name_Space.intern (and derivatives),
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
  1184
which may produce an unexpected Long_Name.hidden prefix. Note that
60010
5fe58ca9cf40 tuned spelling;
wenzelm
parents: 60009
diff changeset
  1185
contemporary applications use the strict Name_Space.check (and
60009
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
  1186
derivatives) instead, which is not affected by the change. Potential
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
  1187
INCOMPATIBILITY in rare applications of Name_Space.intern.
59951
8c49daca5d9f misc tuning for release;
wenzelm
parents: 59949
diff changeset
  1188
60094
96a4765ba7d1 explicit error for Toplevel.proof_of;
wenzelm
parents: 60093
diff changeset
  1189
* Subtle change of error semantics of Toplevel.proof_of: regular user
96a4765ba7d1 explicit error for Toplevel.proof_of;
wenzelm
parents: 60093
diff changeset
  1190
ERROR instead of internal Toplevel.UNDEF.
96a4765ba7d1 explicit error for Toplevel.proof_of;
wenzelm
parents: 60093
diff changeset
  1191
59951
8c49daca5d9f misc tuning for release;
wenzelm
parents: 59949
diff changeset
  1192
* Basic combinators map, fold, fold_map, split_list, apply are available
8c49daca5d9f misc tuning for release;
wenzelm
parents: 59949
diff changeset
  1193
as parameterized antiquotations, e.g. @{map 4} for lists of quadruples.
8c49daca5d9f misc tuning for release;
wenzelm
parents: 59949
diff changeset
  1194
8c49daca5d9f misc tuning for release;
wenzelm
parents: 59949
diff changeset
  1195
* Renamed "pairself" to "apply2", in accordance to @{apply 2}.
8c49daca5d9f misc tuning for release;
wenzelm
parents: 59949
diff changeset
  1196
INCOMPATIBILITY.
8c49daca5d9f misc tuning for release;
wenzelm
parents: 59949
diff changeset
  1197
8c49daca5d9f misc tuning for release;
wenzelm
parents: 59949
diff changeset
  1198
* Former combinators NAMED_CRITICAL and CRITICAL for central critical
8c49daca5d9f misc tuning for release;
wenzelm
parents: 59949
diff changeset
  1199
sections have been discontinued, in favour of the more elementary
8c49daca5d9f misc tuning for release;
wenzelm
parents: 59949
diff changeset
  1200
Multithreading.synchronized and its high-level derivative
8c49daca5d9f misc tuning for release;
wenzelm
parents: 59949
diff changeset
  1201
Synchronized.var (which is usually sufficient in applications). Subtle
8c49daca5d9f misc tuning for release;
wenzelm
parents: 59949
diff changeset
  1202
INCOMPATIBILITY: synchronized access needs to be atomic and cannot be
8c49daca5d9f misc tuning for release;
wenzelm
parents: 59949
diff changeset
  1203
nested.
8c49daca5d9f misc tuning for release;
wenzelm
parents: 59949
diff changeset
  1204
60009
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
  1205
* Synchronized.value (ML) is actually synchronized (as in Scala): subtle
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
  1206
change of semantics with minimal potential for INCOMPATIBILITY.
59899
wenzelm
parents: 59892
diff changeset
  1207
59621
291934bac95e Thm.cterm_of and Thm.ctyp_of operate on local context;
wenzelm
parents: 59588
diff changeset
  1208
* 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
  1209
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
  1210
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
  1211
INCOMPATIBILITY.
291934bac95e Thm.cterm_of and Thm.ctyp_of operate on local context;
wenzelm
parents: 59588
diff changeset
  1212
59582
0fbed69ff081 tuned signature -- prefer qualified names;
wenzelm
parents: 59570
diff changeset
  1213
* Elementary operations in module Thm are no longer pervasive.
0fbed69ff081 tuned signature -- prefer qualified names;
wenzelm
parents: 59570
diff changeset
  1214
INCOMPATIBILITY, need to use qualified Thm.prop_of, Thm.cterm_of,
0fbed69ff081 tuned signature -- prefer qualified names;
wenzelm
parents: 59570
diff changeset
  1215
Thm.term_of etc.
0fbed69ff081 tuned signature -- prefer qualified names;
wenzelm
parents: 59570
diff changeset
  1216
58963
26bf09b95dda proper context for assume_tac (atac remains as fall-back without context);
wenzelm
parents: 58957
diff changeset
  1217
* 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
  1218
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
  1219
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
  1220
58066
96e987003a01 moved new para to right section of NEWS
blanchet
parents: 58065
diff changeset
  1221
* 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
  1222
PARALLEL_GOALS.
96e987003a01 moved new para to right section of NEWS
blanchet
parents: 58065
diff changeset
  1223
59564
fdc03c8daacc Goal.prove_multi is superseded by the fully general Goal.prove_common;
wenzelm
parents: 59557
diff changeset
  1224
* 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
  1225
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
  1226
59936
b8ffc3dc9e24 @{command_spec} is superseded by @{command_keyword};
wenzelm
parents: 59926
diff changeset
  1227
* Antiquotation @{command_spec "COMMAND"} is superseded by
b8ffc3dc9e24 @{command_spec} is superseded by @{command_keyword};
wenzelm
parents: 59926
diff changeset
  1228
@{command_keyword COMMAND} (usually without quotes and with PIDE
b8ffc3dc9e24 @{command_spec} is superseded by @{command_keyword};
wenzelm
parents: 59926
diff changeset
  1229
markup). Minor INCOMPATIBILITY.
b8ffc3dc9e24 @{command_spec} is superseded by @{command_keyword};
wenzelm
parents: 59926
diff changeset
  1230
60009
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
  1231
* Cartouches within ML sources are turned into values of type
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
  1232
Input.source (with formal position information).
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
  1233
58066
96e987003a01 moved new para to right section of NEWS
blanchet
parents: 58065
diff changeset
  1234
58610
fffdbce036db added update_cartouches tool;
wenzelm
parents: 58604
diff changeset
  1235
*** System ***
fffdbce036db added update_cartouches tool;
wenzelm
parents: 58604
diff changeset
  1236
59951
8c49daca5d9f misc tuning for release;
wenzelm
parents: 59949
diff changeset
  1237
* The Isabelle tool "update_cartouches" changes theory files to use
8c49daca5d9f misc tuning for release;
wenzelm
parents: 59949
diff changeset
  1238
cartouches instead of old-style {* verbatim *} or `alt_string` tokens.
8c49daca5d9f misc tuning for release;
wenzelm
parents: 59949
diff changeset
  1239
60106
e0d1d9203275 allow to exclude session groups;
wenzelm
parents: 60094
diff changeset
  1240
* The Isabelle tool "build" provides new options -X, -k, -x.
59951
8c49daca5d9f misc tuning for release;
wenzelm
parents: 59949
diff changeset
  1241
8c49daca5d9f misc tuning for release;
wenzelm
parents: 59949
diff changeset
  1242
* Discontinued old-fashioned "codegen" tool. Code generation can always
8c49daca5d9f misc tuning for release;
wenzelm
parents: 59949
diff changeset
  1243
be externally triggered using an appropriate ROOT file plus a
8c49daca5d9f misc tuning for release;
wenzelm
parents: 59949
diff changeset
  1244
corresponding theory. Parametrization is possible using environment
8c49daca5d9f misc tuning for release;
wenzelm
parents: 59949
diff changeset
  1245
variables, or ML snippets in the most extreme cases. Minor
8c49daca5d9f misc tuning for release;
wenzelm
parents: 59949
diff changeset
  1246
INCOMPATIBILITY.
58842
22b87ab47d3b discontinued Proof General;
wenzelm
parents: 58801
diff changeset
  1247
59200
wenzelm
parents: 59180
diff changeset
  1248
* JVM system property "isabelle.threads" determines size of Scala thread
wenzelm
parents: 59180
diff changeset
  1249
pool, like Isabelle system option "threads" for ML.
wenzelm
parents: 59180
diff changeset
  1250
59201
702e0971d617 added system property isabelle.laf, notably for initial system dialog;
wenzelm
parents: 59200
diff changeset
  1251
* 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
  1252
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
  1253
menu Global Options / Appearance.
702e0971d617 added system property isabelle.laf, notably for initial system dialog;
wenzelm
parents: 59200
diff changeset
  1254
59951
8c49daca5d9f misc tuning for release;
wenzelm
parents: 59949
diff changeset
  1255
* Support for Proof General and Isar TTY loop has been discontinued.
60009
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
  1256
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
  1257
58610
fffdbce036db added update_cartouches tool;
wenzelm
parents: 58604
diff changeset
  1258
57695
987c9ceeaafd back to post-release mode -- after fork point;
wenzelm
parents: 57693
diff changeset
  1259
57452
ecad2a53755a misc updates for release;
wenzelm
parents: 57443
diff changeset
  1260
New in Isabelle2014 (August 2014)
ecad2a53755a misc updates for release;
wenzelm
parents: 57443
diff changeset
  1261
---------------------------------
54055
5bf55a713232 back to post-release mode -- after fork point;
wenzelm
parents: 54049
diff changeset
  1262
54702
3daeba5130f0 added document antiquotation @{url}, which produces formal markup for LaTeX and PIDE;
wenzelm
parents: 54688
diff changeset
  1263
*** General ***
3daeba5130f0 added document antiquotation @{url}, which produces formal markup for LaTeX and PIDE;
wenzelm
parents: 54688
diff changeset
  1264
57452
ecad2a53755a misc updates for release;
wenzelm
parents: 57443
diff changeset
  1265
* Support for official Standard ML within the Isabelle context.
ecad2a53755a misc updates for release;
wenzelm
parents: 57443
diff changeset
  1266
Command 'SML_file' reads and evaluates the given Standard ML file.
ecad2a53755a misc updates for release;
wenzelm
parents: 57443
diff changeset
  1267
Toplevel bindings are stored within the theory context; the initial
ecad2a53755a misc updates for release;
wenzelm
parents: 57443
diff changeset
  1268
environment is restricted to the Standard ML implementation of
ecad2a53755a misc updates for release;
wenzelm
parents: 57443
diff changeset
  1269
Poly/ML, without the add-ons of Isabelle/ML.  Commands 'SML_import'
ecad2a53755a misc updates for release;
wenzelm
parents: 57443
diff changeset
  1270
and 'SML_export' allow to exchange toplevel bindings between the two
ecad2a53755a misc updates for release;
wenzelm
parents: 57443
diff changeset
  1271
separate environments.  See also ~~/src/Tools/SML/Examples.thy for
ecad2a53755a misc updates for release;
wenzelm
parents: 57443
diff changeset
  1272
some examples.
56499
7e0178c84994 allow text cartouches in regular outer syntax categories "text" and "altstring";
wenzelm
parents: 56450
diff changeset
  1273
57504
5cf245c62c4c misc tuning for release;
wenzelm
parents: 57503
diff changeset
  1274
* Standard tactics and proof methods such as "clarsimp", "auto" and
5cf245c62c4c misc tuning for release;
wenzelm
parents: 57503
diff changeset
  1275
"safe" now preserve equality hypotheses "x = expr" where x is a free
5cf245c62c4c misc tuning for release;
wenzelm
parents: 57503
diff changeset
  1276
variable.  Locale assumptions and chained facts containing "x"
5cf245c62c4c misc tuning for release;
wenzelm
parents: 57503
diff changeset
  1277
continue to be useful.  The new method "hypsubst_thin" and the
5cf245c62c4c misc tuning for release;
wenzelm
parents: 57503
diff changeset
  1278
configuration option "hypsubst_thin" (within the attribute name space)
5cf245c62c4c misc tuning for release;
wenzelm
parents: 57503
diff changeset
  1279
restore the previous behavior.  INCOMPATIBILITY, especially where
5cf245c62c4c misc tuning for release;
wenzelm
parents: 57503
diff changeset
  1280
induction is done after these methods or when the names of free and
5cf245c62c4c misc tuning for release;
wenzelm
parents: 57503
diff changeset
  1281
bound variables clash.  As first approximation, old proofs may be
5cf245c62c4c misc tuning for release;
wenzelm
parents: 57503
diff changeset
  1282
repaired by "using [[hypsubst_thin = true]]" in the critical spot.
5cf245c62c4c misc tuning for release;
wenzelm
parents: 57503
diff changeset
  1283
56232
31e283f606e2 more static checking of proof methods;
wenzelm
parents: 56218
diff changeset
  1284
* More static checking of proof methods, which allows the system to
31e283f606e2 more static checking of proof methods;
wenzelm
parents: 56218
diff changeset
  1285
form a closure over the concrete syntax.  Method arguments should be
31e283f606e2 more static checking of proof methods;
wenzelm
parents: 56218
diff changeset
  1286
processed in the original proof context as far as possible, before
31e283f606e2 more static checking of proof methods;
wenzelm
parents: 56218
diff changeset
  1287
operating on the goal state.  In any case, the standard discipline for
31e283f606e2 more static checking of proof methods;
wenzelm
parents: 56218
diff changeset
  1288
subgoal-addressing needs to be observed: no subgoals or a subgoal
31e283f606e2 more static checking of proof methods;
wenzelm
parents: 56218
diff changeset
  1289
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
  1290
exception.  Potential INCOMPATIBILITY for non-conformant tactical
31e283f606e2 more static checking of proof methods;
wenzelm
parents: 56218
diff changeset
  1291
proof tools.
31e283f606e2 more static checking of proof methods;
wenzelm
parents: 56218
diff changeset
  1292
57452
ecad2a53755a misc updates for release;
wenzelm
parents: 57443
diff changeset
  1293
* Lexical syntax (inner and outer) supports text cartouches with
ecad2a53755a misc updates for release;
wenzelm
parents: 57443
diff changeset
  1294
arbitrary nesting, and without escapes of quotes etc.  The Prover IDE
ecad2a53755a misc updates for release;
wenzelm
parents: 57443
diff changeset
  1295
supports input via ` (backquote).
ecad2a53755a misc updates for release;
wenzelm
parents: 57443
diff changeset
  1296
ecad2a53755a misc updates for release;
wenzelm
parents: 57443
diff changeset
  1297
* The outer syntax categories "text" (for formal comments and document
ecad2a53755a misc updates for release;
wenzelm
parents: 57443
diff changeset
  1298
markup commands) and "altstring" (for literal fact references) allow
ecad2a53755a misc updates for release;
wenzelm
parents: 57443
diff changeset
  1299
cartouches as well, in addition to the traditional mix of quotations.
ecad2a53755a misc updates for release;
wenzelm
parents: 57443
diff changeset
  1300
ecad2a53755a misc updates for release;
wenzelm
parents: 57443
diff changeset
  1301
* Syntax of document antiquotation @{rail} now uses \<newline> instead
ecad2a53755a misc updates for release;
wenzelm
parents: 57443
diff changeset
  1302
of "\\", to avoid the optical illusion of escaped backslash within
57491
9eedaafc05c8 tuned grammar and spelling (cf. 0cf15843b82f);
wenzelm
parents: 57476
diff changeset
  1303
string token.  General renovation of its syntax using text cartouches.
57452
ecad2a53755a misc updates for release;
wenzelm
parents: 57443
diff changeset
  1304
Minor INCOMPATIBILITY.
ecad2a53755a misc updates for release;
wenzelm
parents: 57443
diff changeset
  1305
ecad2a53755a misc updates for release;
wenzelm
parents: 57443
diff changeset
  1306
* Discontinued legacy_isub_isup, which was a temporary workaround for
ecad2a53755a misc updates for release;
wenzelm
parents: 57443
diff changeset
  1307
Isabelle/ML in Isabelle2013-1.  The prover process no longer accepts
ecad2a53755a misc updates for release;
wenzelm
parents: 57443
diff changeset
  1308
old identifier syntax with \<^isub> or \<^isup>.  Potential
ecad2a53755a misc updates for release;
wenzelm
parents: 57443
diff changeset
  1309
INCOMPATIBILITY.
ecad2a53755a misc updates for release;
wenzelm
parents: 57443
diff changeset
  1310
ecad2a53755a misc updates for release;
wenzelm
parents: 57443
diff changeset
  1311
* Document antiquotation @{url} produces markup for the given URL,
ecad2a53755a misc updates for release;
wenzelm
parents: 57443
diff changeset
  1312
which results in an active hyperlink within the text.
ecad2a53755a misc updates for release;
wenzelm
parents: 57443
diff changeset
  1313
ecad2a53755a misc updates for release;
wenzelm
parents: 57443
diff changeset
  1314
* Document antiquotation @{file_unchecked} is like @{file}, but does
ecad2a53755a misc updates for release;
wenzelm
parents: 57443
diff changeset
  1315
not check existence within the file-system.
ecad2a53755a misc updates for release;
wenzelm
parents: 57443
diff changeset
  1316
ecad2a53755a misc updates for release;
wenzelm
parents: 57443
diff changeset
  1317
* Updated and extended manuals: codegen, datatypes, implementation,
ecad2a53755a misc updates for release;
wenzelm
parents: 57443
diff changeset
  1318
isar-ref, jedit, system.
57423
96f970d1522b updated NEWS -- removed material that is already in the manual;
wenzelm
parents: 57418
diff changeset
  1319
54702
3daeba5130f0 added document antiquotation @{url}, which produces formal markup for LaTeX and PIDE;
wenzelm
parents: 54688
diff changeset
  1320
54533
wenzelm
parents: 54502
diff changeset
  1321
*** Prover IDE -- Isabelle/Scala/jEdit ***
wenzelm
parents: 54502
diff changeset
  1322
57650
17d7f5d96328 tuned spelling;
wenzelm
parents: 57637
diff changeset
  1323
* Improved Document panel: simplified interaction where every single
57452
ecad2a53755a misc updates for release;
wenzelm
parents: 57443
diff changeset
  1324
mouse click (re)opens document via desktop environment or as jEdit
ecad2a53755a misc updates for release;
wenzelm
parents: 57443
diff changeset
  1325
buffer.
ecad2a53755a misc updates for release;
wenzelm
parents: 57443
diff changeset
  1326
ecad2a53755a misc updates for release;
wenzelm
parents: 57443
diff changeset
  1327
* Support for Navigator plugin (with toolbar buttons), with connection
ecad2a53755a misc updates for release;
wenzelm
parents: 57443
diff changeset
  1328
to PIDE hyperlinks.
ecad2a53755a misc updates for release;
wenzelm
parents: 57443
diff changeset
  1329
ecad2a53755a misc updates for release;
wenzelm
parents: 57443
diff changeset
  1330
* Auxiliary files ('ML_file' etc.) are managed by the Prover IDE.
ecad2a53755a misc updates for release;
wenzelm
parents: 57443
diff changeset
  1331
Open text buffers take precedence over copies within the file-system.
ecad2a53755a misc updates for release;
wenzelm
parents: 57443
diff changeset
  1332
ecad2a53755a misc updates for release;
wenzelm
parents: 57443
diff changeset
  1333
* Improved support for Isabelle/ML, with jEdit mode "isabelle-ml" for
ecad2a53755a misc updates for release;
wenzelm
parents: 57443
diff changeset
  1334
auxiliary ML files.
57423
96f970d1522b updated NEWS -- removed material that is already in the manual;
wenzelm
parents: 57418
diff changeset
  1335
96f970d1522b updated NEWS -- removed material that is already in the manual;
wenzelm
parents: 57418
diff changeset
  1336
* Improved syntactic and semantic completion mechanism, with simple
96f970d1522b updated NEWS -- removed material that is already in the manual;
wenzelm
parents: 57418
diff changeset
  1337
templates, completion language context, name-space completion,
96f970d1522b updated NEWS -- removed material that is already in the manual;
wenzelm
parents: 57418
diff changeset
  1338
file-name completion, spell-checker completion.
96f970d1522b updated NEWS -- removed material that is already in the manual;
wenzelm
parents: 57418
diff changeset
  1339
96f970d1522b updated NEWS -- removed material that is already in the manual;
wenzelm
parents: 57418
diff changeset
  1340
* 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
  1341
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
  1342
keystrokes with slow / remote graphics displays.
96f970d1522b updated NEWS -- removed material that is already in the manual;
wenzelm
parents: 57418
diff changeset
  1343
57833
2c2bae3da1c2 completion popup supports both ENTER and TAB (default);
wenzelm
parents: 57826
diff changeset
  1344
* 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
  1345
item, depending on Isabelle options.
2c2bae3da1c2 completion popup supports both ENTER and TAB (default);
wenzelm
parents: 57826
diff changeset
  1346
57423
96f970d1522b updated NEWS -- removed material that is already in the manual;
wenzelm
parents: 57418
diff changeset
  1347
* 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
  1348
selections, rectangular selections, rectangular selection as "tall
96f970d1522b updated NEWS -- removed material that is already in the manual;
wenzelm
parents: 57418
diff changeset
  1349
caret".
56342
075397022503 cumulative NEWS;
wenzelm
parents: 56303
diff changeset
  1350
56580
wenzelm
parents: 56554
diff changeset
  1351
* 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
  1352
completion popup and context-menu.
56554
wenzelm
parents: 56533
diff changeset
  1353
56879
ee2b61f37ad9 renamed "Find" to "Query", with more general operations;
wenzelm
parents: 56851
diff changeset
  1354
* More general "Query" panel supersedes "Find" panel, with GUI access
ee2b61f37ad9 renamed "Find" to "Query", with more general operations;
wenzelm
parents: 56851
diff changeset
  1355
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
  1356
operations for the context.  Minor incompatibility in keyboard
ee2b61f37ad9 renamed "Find" to "Query", with more general operations;
wenzelm
parents: 56851
diff changeset
  1357
shortcuts etc.: replace action isabelle-find by isabelle-query.
56761
wenzelm
parents: 56652
diff changeset
  1358
56901
wenzelm
parents: 56889
diff changeset
  1359
* Search field for all output panels ("Output", "Query", "Info" etc.)
wenzelm
parents: 56889
diff changeset
  1360
to highlight text via regular expression.
wenzelm
parents: 56889
diff changeset
  1361
54881
dff57132cf18 added system option "jedit_print_mode";
wenzelm
parents: 54864
diff changeset
  1362
* Option "jedit_print_mode" (see also "Plugin Options / Isabelle /
dff57132cf18 added system option "jedit_print_mode";
wenzelm
parents: 54864
diff changeset
  1363
General") allows to specify additional print modes for the prover
dff57132cf18 added system option "jedit_print_mode";
wenzelm
parents: 54864
diff changeset
  1364
process, without requiring old-fashioned command-line invocation of
dff57132cf18 added system option "jedit_print_mode";
wenzelm
parents: 54864
diff changeset
  1365
"isabelle jedit -m MODE".
dff57132cf18 added system option "jedit_print_mode";
wenzelm
parents: 54864
diff changeset
  1366
56505
wenzelm
parents: 56499
diff changeset
  1367
* More support for remote files (e.g. http) using standard Java
wenzelm
parents: 56499
diff changeset
  1368
networking operations instead of jEdit virtual file-systems.
wenzelm
parents: 56499
diff changeset
  1369
57822
9ea92df3631a some actual workaround to remove document nodes;
wenzelm
parents: 57693
diff changeset
  1370
* 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
  1371
imports) are automatically removed from the document model.
9ea92df3631a some actual workaround to remove document nodes;
wenzelm
parents: 57693
diff changeset
  1372
57869
9665f79a7181 improved monitor panel;
wenzelm
parents: 57856
diff changeset
  1373
* Improved monitor panel.
9665f79a7181 improved monitor panel;
wenzelm
parents: 57856
diff changeset
  1374
56838
wenzelm
parents: 56815
diff changeset
  1375
* Improved Console/Scala plugin: more uniform scala.Console output,
wenzelm
parents: 56815
diff changeset
  1376
more robust treatment of threads and interrupts.
wenzelm
parents: 56815
diff changeset
  1377
56939
wenzelm
parents: 56927
diff changeset
  1378
* Improved management of dockable windows: clarified keyboard focus
wenzelm
parents: 56927
diff changeset
  1379
and window placement wrt. main editor view; optional menu item to
wenzelm
parents: 56927
diff changeset
  1380
"Detach" a copy where this makes sense.
wenzelm
parents: 56927
diff changeset
  1381
57452
ecad2a53755a misc updates for release;
wenzelm
parents: 57443
diff changeset
  1382
* 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
  1383
simplification process, enabled by the "simp_trace_new" attribute
57452
ecad2a53755a misc updates for release;
wenzelm
parents: 57443
diff changeset
  1384
within the context.
ecad2a53755a misc updates for release;
wenzelm
parents: 57443
diff changeset
  1385
ecad2a53755a misc updates for release;
wenzelm
parents: 57443
diff changeset
  1386
55001
wenzelm
parents: 54893
diff changeset
  1387
*** Pure ***
wenzelm
parents: 54893
diff changeset
  1388
57504
5cf245c62c4c misc tuning for release;
wenzelm
parents: 57503
diff changeset
  1389
* Low-level type-class commands 'classes', 'classrel', 'arities' have
5cf245c62c4c misc tuning for release;
wenzelm
parents: 57503
diff changeset
  1390
been discontinued to avoid the danger of non-trivial axiomatization
5cf245c62c4c misc tuning for release;
wenzelm
parents: 57503
diff changeset
  1391
that is not immediately visible.  INCOMPATIBILITY, use regular
5cf245c62c4c misc tuning for release;
wenzelm
parents: 57503
diff changeset
  1392
'instance' command with proof.  The required OFCLASS(...) theorem
5cf245c62c4c misc tuning for release;
wenzelm
parents: 57503
diff changeset
  1393
might be postulated via 'axiomatization' beforehand, or the proof