--- a/doc-src/IsarRef/Thy/document/HOL_Specific.tex Thu Jul 02 16:00:27 2009 +0200
+++ b/doc-src/IsarRef/Thy/document/HOL_Specific.tex Thu Jul 02 16:00:28 2009 +0200
@@ -98,7 +98,7 @@
\end{matharray}
\begin{rail}
- 'split\_format' (((name *) + 'and') | ('(' 'complete' ')'))
+ 'split\_format' ((( name * ) + 'and') | ('(' 'complete' ')'))
;
\end{rail}
@@ -374,7 +374,7 @@
dtspec: parname? typespec infix? '=' (cons + '|')
;
- cons: name (type *) mixfix?
+ cons: name ( type * ) mixfix?
\end{rail}
\begin{description}
@@ -520,7 +520,7 @@
\begin{rail}
'relation' term
;
- 'lexicographic\_order' (clasimpmod *)
+ 'lexicographic\_order' ( clasimpmod * )
;
\end{rail}
@@ -570,7 +570,7 @@
;
recdeftc thmdecl? tc
;
- hints: '(' 'hints' (recdefmod *) ')'
+ hints: '(' 'hints' ( recdefmod * ) ')'
;
recdefmod: (('recdef\_simp' | 'recdef\_cong' | 'recdef\_wf') (() | 'add' | 'del') ':' thmrefs) | clasimpmod
;
@@ -793,7 +793,7 @@
\end{matharray}
\begin{rail}
- 'iprover' ('!' ?) (rulemod *)
+ 'iprover' ('!' ?) ( rulemod * )
;
\end{rail}
@@ -835,6 +835,76 @@
\end{isamarkuptext}%
\isamarkuptrue%
%
+\isamarkupsection{Checking and refuting propositions%
+}
+\isamarkuptrue%
+%
+\begin{isamarkuptext}%
+Identifying incorrect propositions usually involves evaluation of
+ particular assignments and systematic counter example search. This
+ is supported by the following commands.
+
+ \begin{matharray}{rcl}
+ \indexdef{HOL}{command}{value}\hypertarget{command.HOL.value}{\hyperlink{command.HOL.value}{\mbox{\isa{\isacommand{value}}}}}\isa{{\isachardoublequote}\isactrlsup {\isacharasterisk}{\isachardoublequote}} & : & \isa{{\isachardoublequote}context\ {\isasymrightarrow}{\isachardoublequote}} \\
+ \indexdef{HOL}{command}{quickcheck}\hypertarget{command.HOL.quickcheck}{\hyperlink{command.HOL.quickcheck}{\mbox{\isa{\isacommand{quickcheck}}}}}\isa{{\isachardoublequote}\isactrlsup {\isacharasterisk}{\isachardoublequote}} & : & \isa{{\isachardoublequote}proof\ {\isasymrightarrow}{\isachardoublequote}} \\
+ \indexdef{HOL}{command}{quickcheck\_params}\hypertarget{command.HOL.quickcheck-params}{\hyperlink{command.HOL.quickcheck-params}{\mbox{\isa{\isacommand{quickcheck{\isacharunderscore}params}}}}} & : & \isa{{\isachardoublequote}theory\ {\isasymrightarrow}\ theory{\isachardoublequote}}
+ \end{matharray}
+
+ \begin{rail}
+ 'value' ( ( '[' name ']' ) ? ) modes? term
+ ;
+
+ 'quickcheck' ( ( '[' args ']' ) ? ) nat?
+ ;
+
+ 'quickcheck_params' ( ( '[' args ']' ) ? )
+ ;
+
+ modes: '(' (name + ) ')'
+ ;
+
+ args: ( name '=' value + ',' )
+ ;
+ \end{rail}
+
+ \begin{description}
+
+ \item \hyperlink{command.HOL.value}{\mbox{\isa{\isacommand{value}}}}~\isa{t} evaluates and prints a
+ term; optionally \isa{modes} can be specified, which are
+ appended to the current print mode (see also \cite{isabelle-ref}).
+ Internally, the evaluation is performed by registered evaluators,
+ which are invoked sequentially until a result is returned.
+ Alternatively a specific evaluator can be selected using square
+ brackets; available evaluators include \isa{nbe} for
+ \emph{normalization by evaluation} and \emph{code} for code
+ generation in SML.
+
+ \item \hyperlink{command.HOL.quickcheck}{\mbox{\isa{\isacommand{quickcheck}}}} tests the current goal for
+ counter examples using a series of arbitrary assignments for its
+ free variables; by default the first subgoal is tested, an other
+ can be selected explicitly using an optional goal index.
+ A number of configuration options are supported for
+ \hyperlink{command.HOL.quickcheck}{\mbox{\isa{\isacommand{quickcheck}}}}, notably:
+
+ \begin{description}
+
+ \item[size] specifies the maximum size of the search space for
+ assignment values.
+
+ \item[iterations] sets how many sets of assignments are
+ generated for each particular size.
+
+ \end{description}
+
+ These option can be given within square brackets.
+
+ \item \hyperlink{command.HOL.quickcheck-params}{\mbox{\isa{\isacommand{quickcheck{\isacharunderscore}params}}}} changes quickcheck
+ configuration options persitently.
+
+ \end{description}%
+\end{isamarkuptext}%
+\isamarkuptrue%
+%
\isamarkupsection{Invoking automated reasoning tools -- The Sledgehammer%
}
\isamarkuptrue%
@@ -873,7 +943,7 @@
\end{matharray}
\begin{rail}
- 'sledgehammer' (nameref *)
+ 'sledgehammer' ( nameref * )
;
'atp\_messages' ('(' nat ')')?
;
@@ -998,7 +1068,6 @@
(this actually covers the new-style theory format as well).
\begin{matharray}{rcl}
- \indexdef{HOL}{command}{value}\hypertarget{command.HOL.value}{\hyperlink{command.HOL.value}{\mbox{\isa{\isacommand{value}}}}}\isa{{\isachardoublequote}\isactrlsup {\isacharasterisk}{\isachardoublequote}} & : & \isa{{\isachardoublequote}context\ {\isasymrightarrow}{\isachardoublequote}} \\
\indexdef{HOL}{command}{code\_module}\hypertarget{command.HOL.code-module}{\hyperlink{command.HOL.code-module}{\mbox{\isa{\isacommand{code{\isacharunderscore}module}}}}} & : & \isa{{\isachardoublequote}theory\ {\isasymrightarrow}\ theory{\isachardoublequote}} \\
\indexdef{HOL}{command}{code\_library}\hypertarget{command.HOL.code-library}{\hyperlink{command.HOL.code-library}{\mbox{\isa{\isacommand{code{\isacharunderscore}library}}}}} & : & \isa{{\isachardoublequote}theory\ {\isasymrightarrow}\ theory{\isachardoublequote}} \\
\indexdef{HOL}{command}{consts\_code}\hypertarget{command.HOL.consts-code}{\hyperlink{command.HOL.consts-code}{\mbox{\isa{\isacommand{consts{\isacharunderscore}code}}}}} & : & \isa{{\isachardoublequote}theory\ {\isasymrightarrow}\ theory{\isachardoublequote}} \\
@@ -1007,9 +1076,6 @@
\end{matharray}
\begin{rail}
- 'value' term
- ;
-
( 'code\_module' | 'code\_library' ) modespec ? name ? \\
( 'file' name ) ? ( 'imports' ( name + ) ) ? \\
'contains' ( ( name '=' term ) + | term + )
@@ -1043,13 +1109,6 @@
;
\end{rail}
- \begin{description}
-
- \item \hyperlink{command.HOL.value}{\mbox{\isa{\isacommand{value}}}}~\isa{t} evaluates and prints a term
- using the code generator.
-
- \end{description}
-
\medskip The other framework generates code from functional programs
(including overloading using type classes) to SML \cite{SML}, OCaml
\cite{OCaml} and Haskell \cite{haskell-revised-report}.
--- a/doc-src/IsarRef/Thy/document/Spec.tex Thu Jul 02 16:00:27 2009 +0200
+++ b/doc-src/IsarRef/Thy/document/Spec.tex Thu Jul 02 16:00:28 2009 +0200
@@ -733,7 +733,7 @@
\end{matharray}
Axiomatic type classes are Isabelle/Pure's primitive
- \emph{definitional} interface to type classes. For practical
+ interface to type classes. For practical
applications, you should consider using classes
(cf.~\secref{sec:classes}) which provide high level interface.