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%%
%% This is file `array.sty', generated
%% on <1992/11/6> with the docstrip utility (2.0q).
%%
%% The original source files were:
%%
%% array.doc  (with options: `style,ncols')
%%
%% Copyright (C) 1989-1992 by Frank Mittelbach. All rights reserved.
%%
%% This file is part of the array package.
%%
%% IMPORTANT NOTICE:
%%
%% You are not allowed to change this file. You may however copy
%% this file to a file with a different name and then change the copy
%% if you obey the restrictions on file changes described in
%% readme.mz.
%%
%% You are NOT ALLOWED to distribute this file alone. You are NOT
%% ALLOWED to take money for the distribution or use of this file (or
%% a changed version) except for a nominal charge for copying etc.
%%
%% You are allowed to distribute this file under the condition that
%% it is distributed together with all files mentioned in readme.mz5.
%%
%% If you receive only some of these files from someone, complain!
%%
%% However, if these files are distributed by established suppliers
%% as part of a complete TeX distribution, and the structure of the
%% distribution would make it difficult to distribute the whole set
%% of files, *those parties* are allowed to distribute only some of
%% the files provided that it is made clear that the user will get a
%% complete distribution-set upon request to that supplier (not me).
%% Notice that this permission is not granted to the end user.
%%
%%
%% For error reports in case of UNCHANGED versions see readme.mz
%%

\def\fileversion{v2.1b}
\def\filedate{92/07/06}
\def\docdate {92/09/12}

%% \CheckSum{1070}
%% \CharacterTable
%%  {Upper-case    \A\B\C\D\E\F\G\H\I\J\K\L\M\N\O\P\Q\R\S\T\U\V\W\X\Y\Z
%%   Lower-case    \a\b\c\d\e\f\g\h\i\j\k\l\m\n\o\p\q\r\s\t\u\v\w\x\y\z
%%   Digits        \0\1\2\3\4\5\6\7\8\9
%%   Exclamation   \!     Double quote  \"     Hash (number) \#
%%   Dollar        \$     Percent       \%     Ampersand     \&
%%   Acute accent  \'     Left paren    \(     Right paren   \)
%%   Asterisk      \*     Plus          \+     Comma         \,
%%   Minus         \-     Point         \.     Solidus       \/
%%   Colon         \:     Semicolon     \;     Less than     \<
%%   Equals        \=     Greater than  \>     Question mark \?
%%   Commercial at \@     Left bracket  \[     Backslash     \\
%%   Right bracket \]     Circumflex    \^     Underscore    \_
%%   Grave accent  \`     Left brace    \{     Vertical bar  \|
%%   Right brace   \}     Tilde         \~}
%%
%% Style-option `array' to use with LaTeX v2.09
%% Copyright (C) 1989-1992 Frank Mittelbach, all rights reserved.
\@ifundefined{d@llarbegin}{}{\endinput}
\typeout{Style-Option: `array' \fileversion
         \space\space <\filedate> (F.M.)}
\typeout{English documentation dated \space <\docdate> (F.M.)}
\def\@addtopreamble#1{\xdef\@preamble{\@preamble #1}}
\def\@testpach{\@chclass
 \ifnum \@lastchclass=6 \@ne \@chnum \@ne \else
  \ifnum \@lastchclass=7 5 \else
   \ifnum \@lastchclass=8 \tw@ \else
    \ifnum \@lastchclass=9 \thr@@
   \else \z@
   \ifnum \@lastchclass = 10 \else
   \edef\@nextchar{\expandafter\string\@nextchar}%
   \@chnum
   \if \@nextchar c\z@ \else
    \if \@nextchar l\@ne \else
     \if \@nextchar r\tw@ \else
   \z@ \@chclass
   \if\@nextchar |\@ne \else
    \if \@nextchar !6 \else
     \if \@nextchar @7 \else
      \if \@nextchar <8 \else
       \if \@nextchar >9 \else
  10
  \@chnum
  \if \@nextchar m\thr@@\else
   \if \@nextchar p4 \else
    \if \@nextchar b5 \else
   \z@ \@chclass \z@ \@preamerr \z@ \fi \fi \fi \fi
   \fi \fi  \fi  \fi  \fi  \fi  \fi \fi \fi \fi \fi \fi}
\def\@xexpast#1*#2#3#4\@@{%
   \@tempcnta #2
   \toks@={#1}\@temptokena={#3}%
   \let\the@toksz\relax \let\the@toks\relax
   \def\@tempa{\the@toksz}%
   \ifnum\@tempcnta >0 \@whilenum\@tempcnta >0\do
     {\edef\@tempa{\@tempa\the@toks}\advance \@tempcnta \m@ne}%
       \let \@tempb \@xexpast \else
       \let \@tempb \@xexnoop \fi
   \def\the@toksz{\the\toks@}\def\the@toks{\the\@temptokena}%
   \edef\@tempa{\@tempa}%
   \expandafter \@tempb \@tempa #4\@@}
\def\prepnext@tok{\advance \count@ \@ne
   \toks\count@{}}
\def\save@decl{\toks\count@ \expandafter{\@nextchar}}
\def\insert@column{%
   \the@toks \the \@tempcnta
   \ignorespaces \@sharp \unskip
   \the@toks \the \count@ \relax}
\newdimen\col@sep
\def\@acol{\@addtopreamble{\hskip\col@sep}}
\def\@mkpream#1{\gdef\@preamble{}\@lastchclass 4 \@firstamptrue
   \let\@sharp\relax \let\@startpbox\relax \let\@endpbox\relax
   \@xexpast #1*0x\@@
   \count@\m@ne
   \let\the@toks\relax
   \prepnext@tok
   \expandafter \@tfor \expandafter \@nextchar
    \expandafter :\expandafter =\@tempa \do
   {\@testpach
   \ifcase \@chclass \@classz \or \@classi \or \@classii
     \or \save@decl \or \or \@classv \or \@classvi
     \or \@classvii \or \@classviii  \or \@classix
     \or \@classx \fi
   \@lastchclass\@chclass}%
   \ifcase\@lastchclass
   \@acol \or
   \or
   \@acol \or
   \@preamerr \thr@@ \or
   \@preamerr \tw@ \@addtopreamble\@sharp \or
   \or
   \else  \@preamerr \@ne \fi
   \def\the@toks{\the\toks}}
\def\@classx{%
  \ifcase \@lastchclass
  \@acolampacol \or
  \@addamp \@acol \or
  \@acolampacol \or
  \or
  \@acol \@firstampfalse \or
  \@addamp
  \fi}
\def\@classz{\@classx
   \@tempcnta \count@
   \prepnext@tok
   \@addtopreamble{\ifcase \@chnum
      \hfil
      \d@llarbegin
      \insert@column
      \d@llarend \hfil \or
      \d@llarbegin \insert@column \d@llarend \hfil \or
      \hfil\kern\z@ \d@llarbegin \insert@column \d@llarend \or
   $\vcenter
   \@startpbox{\@nextchar}\insert@column \@endpbox $\or
   \vtop \@startpbox{\@nextchar}\insert@column \@endpbox \or
   \vbox \@startpbox{\@nextchar}\insert@column \@endpbox
  \fi}\prepnext@tok}
\def\@classix{\ifnum \@lastchclass = \thr@@
       \@preamerr \thr@@ \fi
       \@classx}
\def\@classviii{\ifnum \@lastchclass >\z@
      \@preamerr 4\@chclass 6 \@classvi \fi}
\def\@arrayrule{\@addtopreamble \vline}
\def\@classvii{\ifnum \@lastchclass = \thr@@
   \@preamerr \thr@@ \fi}
\def\@classvi{\ifcase \@lastchclass
      \@acol \or
      \@addtopreamble{\hskip \doublerulesep}\or
      \@acol \or
      \@classvii
      \fi}
\def\@classii{\advance \count@ \m@ne
   \save@decl\prepnext@tok}
\def\@classv{\save@decl
   \@addtopreamble{\d@llarbegin\the@toks\the\count@\relax\d@llarend}%
   \prepnext@tok}
\def\@classi{\@classvi
   \ifcase \@chnum \@arrayrule \or
      \@classv \fi}
\def\@startpbox#1{\bgroup
  \hsize #1 \@arrayparboxrestore
   \vrule \@height \ht\@arstrutbox \@width \z@}
\def\@endpbox{\vrule \@width \z@ \@depth \dp \@arstrutbox \egroup}
\def\@array[#1]#2{%
  \@tempdima \ht \strutbox
  \advance \@tempdima by\extrarowheight
  \setbox \@arstrutbox \hbox{\vrule
             \@height \arraystretch \@tempdima
             \@depth \arraystretch \dp \strutbox
             \@width \z@}%
  \begingroup
  \@mkpream{#2}%
  \xdef\@preamble{\ialign \@halignto
                  \bgroup \@arstrut \@preamble
                          \tabskip \z@ \cr}%
  \endgroup
  \@arrayleft
  \if #1t\vtop \else \if#1b\vbox \else \vcenter \fi \fi
  \bgroup
  \let \@sharp ##\let \protect \relax
  \lineskip \z@
  \baselineskip \z@
  \m@th
  \let\\ \@arraycr  \let\par\@empty \@preamble}
\newdimen \extrarowheight
\extrarowheight=0pt
\def\@arstrut{\unhcopy\@arstrutbox}
\def\@arraycr{{\ifnum 0=`}\fi
  \@ifstar \@xarraycr \@xarraycr}
\def\@xarraycr{\@ifnextchar [%
  \@argarraycr {\ifnum 0=`{\fi}\cr}}
\def\@argarraycr[#1]{\ifnum0=`{\fi}\ifdim #1>\z@
  \@xargarraycr{#1}\else \@yargarraycr{#1}\fi}
\def\@xargarraycr#1{\unskip
  \@tempdima #1\advance\@tempdima \dp\@arstrutbox
  \vrule \@depth\@tempdima \@width\z@ \cr}
\def\@yargarraycr#1{\cr\noalign{\vskip #1}}
\def\multicolumn#1#2#3{%
   \multispan{#1}\begingroup
   \def\@addamp{\if@firstamp \@firstampfalse \else
                \@preamerr 5\fi}%
   \@mkpream{#2}\@addtopreamble\@empty
   \endgroup
   \def\@sharp{#3}%
   \@arstrut \@preamble \ignorespaces}
\let\d@llarbegin\begingroup
\let\d@llarend\endgroup
\def\array{\col@sep\arraycolsep
  \def\d@llarbegin{$}\let\d@llarend\d@llarbegin\gdef\@halignto{}%
  \@tabarray}
\def\@tabarray{\@ifnextchar[{\@array}{\@array[c]}}
\def\tabular{\gdef\@halignto{}\@tabular}
\expandafter\def\csname tabular*\endcsname#1{%
      \gdef\@halignto{to#1}\@tabular}
\def\@tabular{%
  \leavevmode
  \hbox \bgroup $\col@sep\tabcolsep \let\d@llarbegin\begingroup
                                    \let\d@llarend\endgroup
  \@tabarray}
\def\endarray{\crcr \egroup \egroup \gdef\@preamble{}}
\def\endtabular{\endarray $\egroup}
\expandafter\let\csname endtabular*\endcsname=\endtabular
\let\@ampacol=\relax        \let\@expast=\relax
\let\@arrayclassiv=\relax   \let\@arrayclassz=\relax
\let\@tabclassiv=\relax     \let\@tabclassz=\relax
\let\@arrayacol=\relax      \let\@tabacol=\relax
\let\@tabularcr=\relax      \let\@@endpbox=\relax
\let\@argtabularcr=\relax   \let\@xtabularcr=\relax
\def\@preamerr#1{\def\@tempd{{..} at wrong position: }%
   \@latexerr{%
   \ifcase #1 Illegal pream-token (\@nextchar): `c' used\or %0
    Missing arg: token ignored\or                           %1
    Empty preamble: `l' used\or                             %2
    >\@tempd token ignored\or                               %3
    <\@tempd changed to !{..}\or                            %4
    Only one column-spec. allowed.\fi}\@ehc}                %5
\def\@tempa#1:=#2\do#3{\def\@fortmp{#2}\ifx\@fortmp\@empty
      \else\@tforloop#2\@nil\@nil\@@#1{#3}\fi}
\ifx\@tempa\@tfor
\else
  \errhelp{The bug fix for \@tfor was removed from
           array.sty because it was^^J%
           corrected in latex.tex <dec91>.^^J^^J%
           Please update to a newer LaTeX release.}
  \errmessage{Obsolete LaTeX release (older than Dec.91)}
  \let\@tfor\@tempa
\fi
\let\@tempa\@empty
\def\newcolumn{%
  \typeout{*** Obsolete command \string\newcolumn!
               Please use \noexpand\newcolumntype ***}%
  \newcolumntype
}
\def\newcolumntype#1{%
  \edef\NC@char{\string#1}%
  \@ifundefined{NC@find@\NC@char}%
    {\@tfor\next:=<>clrmbp@!|\do{\if\next\NC@char
                    \@warning{Redefining primitive column \NC@char}\fi}%
     \NC@list\expandafter{\the\NC@list\NC@do#1}}%
    {\@warning{Column \NC@char\space is already defined}}%
  \@namedef{NC@find@\NC@char}##1#1{\NC@{##1}}%
  \@ifnextchar[{\newcol@{\NC@char}}{\newcol@{\NC@char}[0]}}
\def\newcol@#1[#2]#3{\expandafter\@reargdef
     \csname NC@rewrite@#1\endcsname[#2]{\NC@find#3}}
\def\NC@#1{%
  \@temptokena\expandafter{\the\@temptokena#1}\futurelet\next\NC@ifend}
\def\NC@ifend{%
  \ifx\next\relax
    \else\@tempswatrue\expandafter\NC@rewrite\fi}
\def\NC@do#1{%
  \expandafter\let\expandafter\NC@rewrite
    \csname NC@rewrite@\string#1\endcsname
  \expandafter\let\expandafter\NC@find
    \csname NC@find@\string#1\endcsname
  \expandafter\@temptokena\expandafter{\expandafter}%
        \expandafter\NC@find\the\@temptokena#1\relax}
\def\showcols{{\def\NC@do##1{\let\NC@do\NC@show}\the\NC@list}}
\def\NC@show#1{%
  \typeout{Column #1\expandafter\expandafter\expandafter\NC@strip
  \expandafter\meaning\csname NC@rewrite@#1\endcsname\@@}}
\def\NC@strip#1:#2->#3 #4\@@{#2 -> #4}
\newtoks\NC@list
\newcolumntype{*}[2]{}
\long\@namedef{NC@rewrite@*}#1#2{%
  \count@#1
  \loop
  \ifnum\count@>\z@
  \advance\count@\m@ne
  \@temptokena\expandafter{\the\@temptokena#2}%
  \repeat
  \NC@find}
\let\@xexpast\relax
\let\@xexnoop\relax
\def\save@decl{\toks \count@ = \expandafter\expandafter\expandafter
                  {\expandafter\@nextchar\the\toks\count@}}
\def\@mkpream#1{\gdef\@preamble{}\@lastchclass 4 \@firstamptrue
   \let\@sharp\relax \let\@startpbox\relax \let\@endpbox\relax
   \@temptokena{#1}\@tempswatrue
   \@whilesw\if@tempswa\fi{\@tempswafalse\the\NC@list}%
   \count@\m@ne
   \let\the@toks\relax
   \prepnext@tok
   \expandafter \@tfor \expandafter \@nextchar
    \expandafter :\expandafter =\the\@temptokena \do
   {\@testpach
   \ifcase \@chclass \@classz \or \@classi \or \@classii
     \or \save@decl \or \or \@classv \or \@classvi
     \or \@classvii \or \@classviii
     \or \@classx
     \or \@classx \fi
   \@lastchclass\@chclass}%
   \ifcase\@lastchclass
   \@acol \or
   \or
   \@acol \or
   \@preamerr \thr@@ \or
   \@preamerr \tw@ \@addtopreamble\@sharp \or
   \or
   \else  \@preamerr \@ne \fi
   \def\the@toks{\the\toks}}
\let\@classix\relax
\def\@classviii{\ifnum \@lastchclass >\z@\ifnum\@lastchclass=\tw@\else
      \@preamerr 4\@chclass 6 \@classvi \fi\fi}
\def\@classv{\save@decl
   \expandafter\NC@ecs\@nextchar\extracolsep{}\extracolsep\@@@
   \@addtopreamble{\d@llarbegin\the@toks\the\count@\relax\d@llarend}%
   \prepnext@tok}
\def\NC@ecs#1\extracolsep#2#3\extracolsep#4\@@@{\def\@tempa{#2}%
  \ifx\@tempa\@empty\else\toks\count@={#1\tabskip#2\relax#3}\fi}
\def\@tabarray{\@ifnextchar[{\@@array}{\@@array[c]}}
\let\@@array\@array
\def\endarray{\crcr \egroup \egroup \@arrayright \gdef\@preamble{}}
\let\@arrayleft\@empty
\let\@arrayright\@empty
\endinput
%%
%% End of file `array.sty'.