diff --git a/src/Doc/Logics_ZF/document/logics.sty b/src/Doc/Logics_ZF/document/logics.sty
--- a/src/Doc/Logics_ZF/document/logics.sty
+++ b/src/Doc/Logics_ZF/document/logics.sty
@@ -1,1 +1,181 @@
-% logics.sty : Logics Manuals Page Layout
%
\typeout{Document Style logics. Released 18 August 2003}

\hyphenation{Isa-belle man-u-script man-u-scripts ap-pen-dix mut-u-al-ly}
\hyphenation{data-type data-types co-data-type co-data-types }

%usage: \iflabelundefined{LABEL}{if not defined}{if defined}
\newcommand{\iflabelundefined}[1]{\@ifundefined{r@#1}}


%%%INDEXING  use isa-index to process the index

\newcommand\seealso[2]{\emph{see also} #1}
\usepackage{makeidx}

%index, putting page numbers of definitions in boldface
\def\bold#1{\textbf{#1}}
\newcommand\fnote[1]{#1n}
\newcommand\indexbold[1]{\index{#1|bold}}

% The alternative to \protect\isa in the indexing macros is
% \noexpand\noexpand \noexpand\isa
% need TWO levels of \noexpand to delay the expansion of \isa:
%  the \noexpand\noexpand will leave one \noexpand, to be given to the
%  (still unexpanded) \isa token.  See TeX by Topic, page 122.

%%%% for indexing constants, symbols, theorems, ...
\newcommand\cdx[1]{\isa{#1}\index{#1@\protect\isa{#1} (constant)}}
\newcommand\sdx[1]{\isa{#1}\index{#1@\protect\isa{#1} (symbol)}}

\newcommand\tdx[1]{\isa{#1}\index{#1@\protect\isa{#1} (theorem)}}
\newcommand\tdxbold[1]{\isa{#1}\index{#1@\protect\isa{#1} (theorem)|bold}}

\newcommand\cldx[1]{\isa{#1}\index{#1@\protect\isa{#1} (class)}}
\newcommand\tydx[1]{\isa{#1}\index{#1@\protect\isa{#1} (type)}}
\newcommand\thydx[1]{\isa{#1}\index{#1@\protect\isa{#1} (theory)}}

\newcommand\attrdx[1]{\isa{#1}\index{#1@\protect\isa{#1} (attribute)}}
\newcommand\cmmdx[1]{\index{#1@\protect\isacommand{#1} (command)}}
\newcommand\commdx[1]{\isacommand{#1}\index{#1@\protect\isacommand{#1} (command)}}
\newcommand\methdx[1]{\isa{#1}\index{#1@\protect\isa{#1} (method)}}
\newcommand\tooldx[1]{\isa{#1}\index{#1@\protect\isa{#1} (tool)}}
\newcommand\settdx[1]{\isa{#1}\index{#1@\protect\isa{#1} (setting)}}

%set argument in \bf font and index in ROMAN font (for definitions in text!)
\newcommand\bfindex[1]{{\bf#1}\index{#1|bold}\@}

\newcommand\rmindex[1]{{#1}\index{#1}\@}
\newcommand\ttindex[1]{\texttt{#1}\index{#1@\texttt{#1}}\@}
\newcommand\ttindexbold[1]{\texttt{#1}\index{#1@\texttt{#1}|bold}\@}

\newcommand{\indexboldpos}[2]{#1\@}
\newcommand{\ttindexboldpos}[2]{\isa{#1}\@}

%\newtheorem{theorem}{Theorem}[section]
\newtheorem{Exercise}{Exercise}[section]
\newenvironment{exercise}{\begin{Exercise}\rm}{\end{Exercise}}
\newcommand{\ttlbr}{\texttt{[|}}
\newcommand{\ttrbr}{\texttt{|]}}
\newcommand{\ttor}{\texttt{|}}
\newcommand{\ttall}{\texttt{!}}
\newcommand{\ttuniquex}{\texttt{?!}}
\newcommand{\ttEXU}{\texttt{EX!}}
\newcommand{\ttAnd}{\texttt{!!}}

\newcommand{\isasymignore}{}
\newcommand{\isasymimp}{\isasymlongrightarrow}
\newcommand{\isasymImp}{\isasymLongrightarrow}
\newcommand{\isasymFun}{\isasymRightarrow}
\newcommand{\isasymuniqex}{\isamath{\exists!\,}}
\renewcommand{\S}{Sect.\ts}

\renewenvironment{isamarkuptxt}{\begin{isamarkuptext}}{\end{isamarkuptext}}

\newif\ifremarks
\newcommand{\REMARK}[1]{\ifremarks\marginpar{\raggedright\footnotesize#1}\fi}

%names of Isabelle rules
\newcommand{\rulename}[1]{\hfill(#1)}
\newcommand{\rulenamedx}[1]{\hfill(#1\index{#1@\protect\isa{#1} (theorem)|bold})}

%%%% meta-logical connectives

\let\Forall=\bigwedge
\let\Imp=\Longrightarrow
\let\To=\Rightarrow
\newcommand{\Var}[1]{{?\!#1}}

%%% underscores as ordinary characters, not for subscripting
%%  use @ or \sb for subscripting; use \at for @
%%  only works in \tt font
%%  must not make _ an active char; would make \ttindex fail!
\gdef\underscoreoff{\catcode`\@=8\catcode`\_=\other}
\gdef\underscoreon{\catcode`\_=8\makeatother}
\chardef\other=12
\chardef\at=`\@

% alternative underscore
\def\_{\leavevmode\kern.06em\vbox{\hrule height.2ex width.3em}\hskip0.1em}


%%%% ``WARNING'' environment
\def\dbend{\vtop to 0pt{\vss\hbox{\Huge\bf!}\vss}}
\newenvironment{warn}{\medskip\medbreak\begingroup \clubpenalty=10000 
         \small %%WAS\baselineskip=0.9\baselineskip
         \noindent \hangindent\parindent \hangafter=-2 
         \hbox to0pt{\hskip-\hangindent\dbend\hfill}\ignorespaces}%
        {\par\endgroup\medbreak}


%%%% Standard logical symbols
\let\turn=\vdash
\let\conj=\wedge
\let\disj=\vee
\let\imp=\rightarrow
\let\bimp=\leftrightarrow
\newcommand\all[1]{\forall#1.}  %quantification
\newcommand\ex[1]{\exists#1.}
\newcommand{\pair}[1]{\langle#1\rangle}

\newcommand{\lparr}{\mathopen{(\!|}}
\newcommand{\rparr}{\mathclose{|\!)}}
\newcommand{\fs}{\mathpunct{,\,}}
\newcommand{\ty}{\mathrel{::}}
\newcommand{\asn}{\mathrel{:=}}
\newcommand{\more}{\ldots}
\newcommand{\record}[1]{\lparr #1 \rparr}
\newcommand{\dtt}{\mathord.}

\newcommand\lbrakk{\mathopen{[\![}}
\newcommand\rbrakk{\mathclose{]\!]}}
\newcommand\List[1]{\lbrakk#1\rbrakk}  %was \obj
\newcommand\vpile[1]{\begin{array}{c}#1\end{array}}
\newenvironment{matharray}[1]{\[\begin{array}{#1}}{\end{array}\]}
\newcommand{\Text}[1]{\mbox{#1}}

\DeclareMathSymbol{\dshsym}{\mathalpha}{letters}{"2D}
\newcommand{\dsh}{\mathit{\dshsym}}

\let\int=\cap
\let\un=\cup
\let\inter=\bigcap
\let\union=\bigcup

\def\ML{{\sc ml}}
\def\AST{{\sc ast}}

%macros to change the treatment of symbols
\def\relsemicolon{\mathcode`\;="303B}   %treat ; like a relation
\def\binperiod{\mathcode`\.="213A}   %treat . like a binary operator
\def\binvert{\mathcode`\|="226A}     %treat | like a binary operator

%redefinition of \sloppy and \fussy to use \emergencystretch
\def\sloppy{\tolerance2000 \hfuzz.5pt \vfuzz.5pt \emergencystretch=15pt}
\def\fussy{\tolerance200 \hfuzz.1pt \vfuzz.1pt \emergencystretch=0pt}

%non-bf version of description
\def\descrlabel#1{\hspace\labelsep #1}
\def\descr{\list{}{\labelwidth\z@ \itemindent-\leftmargin\let\makelabel\descrlabel}}
\let\enddescr\endlist

% The mathcodes for the letters A, ..., Z, a, ..., z are changed to
% generate text italic rather than math italic by default. This makes
% multi-letter identifiers look better. The mathcode for character c
% is set to |"7000| (variable family) + |"400| (text italic) + |c|.
%
\DeclareSymbolFont{italics}{\encodingdefault}{\rmdefault}{m}{it}%
\def\@setmcodes#1#2#3{{\count0=#1 \count1=#3
        \loop \global\mathcode\count0=\count1 \ifnum \count0<#2
        \advance\count0 by1 \advance\count1 by1 \repeat}}
\@setmcodes{`A}{`Z}{"7\hexnumber@\symitalics41}
\@setmcodes{`a}{`z}{"7\hexnumber@\symitalics61}

%%% \dquotes permits usage of "..." for \hbox{...} 
%%%   also taken from under.sty
{\catcode`\"=\active
\gdef\dquotes{\catcode`\"=\active  \let"=\@mathText}%
\gdef\@mathText#1"{\hbox{\mathTextFont #1\/}}}
\def\mathTextFont{\frenchspacing\tt}
\def\dquotesoff{\catcode`\"=\other}
\ No newline at end of file
+% logics.sty : Logics Manuals Page Layout
+%
+\typeout{Document Style logics. Released 18 August 2003}
+
+\hyphenation{Isa-belle man-u-script man-u-scripts ap-pen-dix mut-u-al-ly}
+\hyphenation{data-type data-types co-data-type co-data-types }
+
+%usage: \iflabelundefined{LABEL}{if not defined}{if defined}
+\newcommand{\iflabelundefined}[1]{\@ifundefined{r@#1}}
+
+
+%%%INDEXING  use isa-index to process the index
+
+\newcommand\seealso[2]{\emph{see also} #1}
+\usepackage{makeidx}
+
+%index, putting page numbers of definitions in boldface
+\def\bold#1{\textbf{#1}}
+\newcommand\fnote[1]{#1n}
+\newcommand\indexbold[1]{\index{#1|bold}}
+
+% The alternative to \protect\isa in the indexing macros is
+% \noexpand\noexpand \noexpand\isa
+% need TWO levels of \noexpand to delay the expansion of \isa:
+%  the \noexpand\noexpand will leave one \noexpand, to be given to the
+%  (still unexpanded) \isa token.  See TeX by Topic, page 122.
+
+%%%% for indexing constants, symbols, theorems, ...
+\newcommand\cdx[1]{\isa{#1}\index{#1@\protect\isa{#1} (constant)}}
+\newcommand\sdx[1]{\isa{#1}\index{#1@\protect\isa{#1} (symbol)}}
+
+\newcommand\tdx[1]{\isa{#1}\index{#1@\protect\isa{#1} (theorem)}}
+\newcommand\tdxbold[1]{\isa{#1}\index{#1@\protect\isa{#1} (theorem)|bold}}
+
+\newcommand\cldx[1]{\isa{#1}\index{#1@\protect\isa{#1} (class)}}
+\newcommand\tydx[1]{\isa{#1}\index{#1@\protect\isa{#1} (type)}}
+\newcommand\thydx[1]{\isa{#1}\index{#1@\protect\isa{#1} (theory)}}
+
+\newcommand\attrdx[1]{\isa{#1}\index{#1@\protect\isa{#1} (attribute)}}
+\newcommand\cmmdx[1]{\index{#1@\protect\isacommand{#1} (command)}}
+\newcommand\commdx[1]{\isacommand{#1}\index{#1@\protect\isacommand{#1} (command)}}
+\newcommand\methdx[1]{\isa{#1}\index{#1@\protect\isa{#1} (method)}}
+\newcommand\tooldx[1]{\isa{#1}\index{#1@\protect\isa{#1} (tool)}}
+\newcommand\settdx[1]{\isa{#1}\index{#1@\protect\isa{#1} (setting)}}
+
+%set argument in \bf font and index in ROMAN font (for definitions in text!)
+\newcommand\bfindex[1]{{\bf#1}\index{#1|bold}\@}
+
+\newcommand\rmindex[1]{{#1}\index{#1}\@}
+\newcommand\ttindex[1]{\texttt{#1}\index{#1@\texttt{#1}}\@}
+\newcommand\ttindexbold[1]{\texttt{#1}\index{#1@\texttt{#1}|bold}\@}
+
+\newcommand{\indexboldpos}[2]{#1\@}
+\newcommand{\ttindexboldpos}[2]{\isa{#1}\@}
+
+%\newtheorem{theorem}{Theorem}[section]
+\newtheorem{Exercise}{Exercise}[section]
+\newenvironment{exercise}{\begin{Exercise}\rm}{\end{Exercise}}
+\newcommand{\ttlbr}{\texttt{[|}}
+\newcommand{\ttrbr}{\texttt{|]}}
+\newcommand{\ttor}{\texttt{|}}
+\newcommand{\ttall}{\texttt{!}}
+\newcommand{\ttuniquex}{\texttt{?!}}
+\newcommand{\ttEXU}{\texttt{EX!}}
+\newcommand{\ttAnd}{\texttt{!!}}
+
+\newcommand{\isasymignore}{}
+\newcommand{\isasymimp}{\isasymlongrightarrow}
+\newcommand{\isasymImp}{\isasymLongrightarrow}
+\newcommand{\isasymFun}{\isasymRightarrow}
+\newcommand{\isasymuniqex}{\isamath{\exists!\,}}
+\renewcommand{\S}{Sect.\ts}
+
+\renewenvironment{isamarkuptxt}{\begin{isamarkuptext}}{\end{isamarkuptext}}
+
+\newif\ifremarks
+\newcommand{\REMARK}[1]{\ifremarks\marginpar{\raggedright\footnotesize#1}\fi}
+
+%names of Isabelle rules
+\newcommand{\rulename}[1]{\hfill(#1)}
+\newcommand{\rulenamedx}[1]{\hfill(#1\index{#1@\protect\isa{#1} (theorem)|bold})}
+
+%%%% meta-logical connectives
+
+\let\Forall=\bigwedge
+\let\Imp=\Longrightarrow
+\let\To=\Rightarrow
+\newcommand{\Var}[1]{{?\!#1}}
+
+%%% underscores as ordinary characters, not for subscripting
+%%  use @ or \sb for subscripting; use \at for @
+%%  only works in \tt font
+%%  must not make _ an active char; would make \ttindex fail!
+\gdef\underscoreoff{\catcode`\@=8\catcode`\_=\other}
+\gdef\underscoreon{\catcode`\_=8\makeatother}
+\chardef\other=12
+\chardef\at=`\@
+
+% alternative underscore
+\def\_{\leavevmode\kern.06em\vbox{\hrule height.2ex width.3em}\hskip0.1em}
+
+
+%%%% ``WARNING'' environment
+\def\dbend{\vtop to 0pt{\vss\hbox{\Huge\bf!}\vss}}
+\newenvironment{warn}{\medskip\medbreak\begingroup \clubpenalty=10000 
+         \small %%WAS\baselineskip=0.9\baselineskip
+         \noindent \hangindent\parindent \hangafter=-2 
+         \hbox to0pt{\hskip-\hangindent\dbend\hfill}\ignorespaces}%
+        {\par\endgroup\medbreak}
+
+
+%%%% Standard logical symbols
+\let\turn=\vdash
+\let\conj=\wedge
+\let\disj=\vee
+\let\imp=\rightarrow
+\let\bimp=\leftrightarrow
+\newcommand\all[1]{\forall#1.}  %quantification
+\newcommand\ex[1]{\exists#1.}
+\newcommand{\pair}[1]{\langle#1\rangle}
+
+\newcommand{\lparr}{\mathopen{(\!|}}
+\newcommand{\rparr}{\mathclose{|\!)}}
+\newcommand{\fs}{\mathpunct{,\,}}
+\newcommand{\ty}{\mathrel{::}}
+\newcommand{\asn}{\mathrel{:=}}
+\newcommand{\more}{\ldots}
+\newcommand{\record}[1]{\lparr #1 \rparr}
+\newcommand{\dtt}{\mathord.}
+
+\newcommand\lbrakk{\mathopen{[\![}}
+\newcommand\rbrakk{\mathclose{]\!]}}
+\newcommand\List[1]{\lbrakk#1\rbrakk}  %was \obj
+\newcommand\vpile[1]{\begin{array}{c}#1\end{array}}
+\newenvironment{matharray}[1]{\[\begin{array}{#1}}{\end{array}\]}
+\newcommand{\Text}[1]{\mbox{#1}}
+
+\DeclareMathSymbol{\dshsym}{\mathalpha}{letters}{"2D}
+\newcommand{\dsh}{\mathit{\dshsym}}
+
+\let\int=\cap
+\let\un=\cup
+\let\inter=\bigcap
+\let\union=\bigcup
+
+\def\ML{{\sc ml}}
+\def\AST{{\sc ast}}
+
+%macros to change the treatment of symbols
+\def\relsemicolon{\mathcode`\;="303B}   %treat ; like a relation
+\def\binperiod{\mathcode`\.="213A}   %treat . like a binary operator
+\def\binvert{\mathcode`\|="226A}     %treat | like a binary operator
+
+%redefinition of \sloppy and \fussy to use \emergencystretch
+\def\sloppy{\tolerance2000 \hfuzz.5pt \vfuzz.5pt \emergencystretch=15pt}
+\def\fussy{\tolerance200 \hfuzz.1pt \vfuzz.1pt \emergencystretch=0pt}
+
+%non-bf version of description
+\def\descrlabel#1{\hspace\labelsep #1}
+\def\descr{\list{}{\labelwidth\z@ \itemindent-\leftmargin\let\makelabel\descrlabel}}
+\let\enddescr\endlist
+
+% The mathcodes for the letters A, ..., Z, a, ..., z are changed to
+% generate text italic rather than math italic by default. This makes
+% multi-letter identifiers look better. The mathcode for character c
+% is set to |"7000| (variable family) + |"400| (text italic) + |c|.
+%
+\DeclareSymbolFont{italics}{\encodingdefault}{\rmdefault}{m}{it}%
+\def\@setmcodes#1#2#3{{\count0=#1 \count1=#3
+        \loop \global\mathcode\count0=\count1 \ifnum \count0<#2
+        \advance\count0 by1 \advance\count1 by1 \repeat}}
+\@setmcodes{`A}{`Z}{"7\hexnumber@\symitalics41}
+\@setmcodes{`a}{`z}{"7\hexnumber@\symitalics61}
+
+%%% \dquotes permits usage of "..." for \hbox{...} 
+%%%   also taken from under.sty
+{\catcode`\"=\active
+\gdef\dquotes{\catcode`\"=\active  \let"=\@mathText}%
+\gdef\@mathText#1"{\hbox{\mathTextFont #1\/}}}
+\def\mathTextFont{\frenchspacing\tt}
+\def\dquotesoff{\catcode`\"=\other}