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Diffstat (limited to 'Master/texmf-dist/tex/latex/amscls/amsthm.sty')
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diff --git a/Master/texmf-dist/tex/latex/amscls/amsthm.sty b/Master/texmf-dist/tex/latex/amscls/amsthm.sty new file mode 100644 index 00000000000..adc0add1a9f --- /dev/null +++ b/Master/texmf-dist/tex/latex/amscls/amsthm.sty @@ -0,0 +1,448 @@ +%% +%% This is file `amsthm.sty', +%% generated with the docstrip utility. +%% +%% The original source files were: +%% +%% amsclass.dtx (with options: `amsthm') +%% +%%% ==================================================================== +%%% @LaTeX-file{ +%%% filename = "amsclass.dtx", +%%% version = "2.20", +%%% date = "2004/08/06", +%%% time = "13:03:53 EDT", +%%% checksum = "53558 5204 20497 185872", +%%% author = "American Mathematical Society", +%%% copyright = "Copyright 1995, 1999, 2004 +%%% American Mathematical Society, +%%% all rights reserved. Copying of this file is +%%% authorized only if either: +%%% (1) you make absolutely no changes to your copy, +%%% including name; OR +%%% (2) if you do make changes, you first rename it +%%% to some other name.", +%%% address = "American Mathematical Society, +%%% Technical Support, +%%% Publications Technical Group, +%%% 201 Charles Street, +%%% Providence, RI 02904, +%%% USA", +%%% telephone = "401-455-4080 or (in the USA and Canada) +%%% 800-321-4AMS (321-4267)", +%%% FAX = "401-331-3842", +%%% email = "tech-support@ams.org (Internet)", +%%% codetable = "ISO/ASCII", +%%% keywords = "latex, AMS, documentclass, theorem", +%%% supported = "yes", +%%% abstract = "This is the source for the amsthm package and three +%%% AMS document classes: amsart, amsproc, and amsbook. +%%% They are designed for use with LaTeX.", +%%% docstring = "The checksum field above contains a CRC-16 checksum +%%% as the first value, followed by the equivalent of +%%% the standard UNIX wc (word count) utility output of +%%% lines, words, and characters. This is produced by +%%% Robert Solovay's checksum utility.", +%%% } +%%% ==================================================================== +\NeedsTeXFormat{LaTeX2e}% LaTeX 2.09 can't be used (nor non-LaTeX) +[1995/06/01]% LaTeX date must be June 1995 or later +\ProvidesPackage{amsthm}[2004/08/06 v2.20] +\let\@xp=\expandafter +\let\@nx=\noexpand +\def\@oparg#1[#2]{\@ifnextchar[{#1}{#1[#2]}} +\long\def\@ifempty#1{\@xifempty#1@@..\@nil} +\long\def\@xifempty#1#2@#3#4#5\@nil{% + \ifx#3#4\@xp\@firstoftwo\else\@xp\@secondoftwo\fi} +\long\def\@ifnotempty#1{\@ifempty{#1}{}} +\def\setboxz@h{\setbox\z@\hbox} +\def\@addpunct#1{% + \relax\ifhmode + \ifnum\spacefactor>\@m \else#1\fi + \fi} +\def\nopunct{\spacefactor 1007 } +\def\frenchspacing{\sfcode`\.1006\sfcode`\?1005\sfcode`\!1004% + \sfcode`\:1003\sfcode`\;1002\sfcode`\,1001 } +\DeclareOption*{\input{\CurrentOption .thm}} +\ProcessOptions + +\newcommand{\theoremstyle}[1]{% + \@ifundefined{th@#1}{% + \PackageWarning{amsthm}{Unknown theoremstyle `#1'}% + \thm@style{plain}% + }{% + \thm@style{#1}% + }% +} +\newtoks\thm@style +\thm@style{plain} +\newtoks\thm@bodyfont \thm@bodyfont{\itshape} +\newtoks\thm@headfont \thm@headfont{\bfseries} +\newtoks\thm@notefont \thm@notefont{} +\newtoks\thm@headpunct \thm@headpunct{.} +\newskip\thm@preskip \newskip\thm@postskip +\def\thm@space@setup{% + \thm@preskip=\topsep \thm@postskip=\thm@preskip +} +\renewcommand{\newtheorem}{\@ifstar{\@xnthm *}{\@xnthm \relax}} +\def\@xnthm#1#2{% + \let\@tempa\relax + \@xp\@ifdefinable\csname #2\endcsname{% + \global\@xp\let\csname end#2\endcsname\@endtheorem + \ifx *#1% unnumbered, need to get one more mandatory arg + \edef\@tempa##1{% + \gdef\@xp\@nx\csname#2\endcsname{% + \@nx\@thm{\@xp\@nx\csname th@\the\thm@style\endcsname}% + {}{##1}}}% + \else % numbered theorem, need to check for optional arg + \def\@tempa{\@oparg{\@ynthm{#2}}[]}% + \fi + }% + \@tempa +} +\def\@ynthm#1[#2]#3{% + \ifx\relax#2\relax + \def\@tempa{\@oparg{\@xthm{#1}{#3}}[]}% + \else + \@ifundefined{c@#2}{% + \def\@tempa{\@nocounterr{#2}}% + }{% + \@xp\xdef\csname the#1\endcsname{\@xp\@nx\csname the#2\endcsname}% + \toks@{#3}% + \@xp\xdef\csname#1\endcsname{% + \@nx\@thm{% + \let\@nx\thm@swap + \if S\thm@swap\@nx\@firstoftwo\else\@nx\@gobble\fi + \@xp\@nx\csname th@\the\thm@style\endcsname}% + {#2}{\the\toks@}}% + \let\@tempa\relax + }% + \fi + \@tempa +} +\def\@xthm#1#2[#3]{% + \ifx\relax#3\relax + \newcounter{#1}% + \else + \newcounter{#1}[#3]% + \@xp\xdef\csname the#1\endcsname{\@xp\@nx\csname the#3\endcsname + \@thmcountersep\@thmcounter{#1}}% + \fi + \toks@{#2}% + \@xp\xdef\csname#1\endcsname{% + \@nx\@thm{% + \let\@nx\thm@swap + \if S\thm@swap\@nx\@firstoftwo\else\@nx\@gobble\fi + \@xp\@nx\csname th@\the\thm@style\endcsname}% + {#1}{\the\toks@}}% +} +\def\@thm#1#2#3{% + \ifhmode\unskip\unskip\par\fi + \normalfont + \trivlist + \let\thmheadnl\relax + \let\thm@swap\@gobble + \thm@notefont{\fontseries\mddefault\upshape}% + \thm@headpunct{.}% add period after heading + \thm@headsep 5\p@ plus\p@ minus\p@\relax + \thm@space@setup + #1% style overrides + \@topsep \thm@preskip % used by thm head + \@topsepadd \thm@postskip % used by \@endparenv + \def\@tempa{#2}\ifx\@empty\@tempa + \def\@tempa{\@oparg{\@begintheorem{#3}{}}[]}% + \else + \refstepcounter{#2}% + \def\@tempa{\@oparg{\@begintheorem{#3}{\csname the#2\endcsname}}[]}% + \fi + \@tempa +} +\def\@restorelabelsep{\relax} +\let\@ythm\relax +\let\thmname\@iden \let\thmnote\@iden \let\thmnumber\@iden +\providecommand\@upn{\textup} +\def\thmhead@plain#1#2#3{% + \thmname{#1}\thmnumber{\@ifnotempty{#1}{ }\@upn{#2}}% + \thmnote{ {\the\thm@notefont(#3)}}} +\let\thmhead\thmhead@plain +\def\swappedhead#1#2#3{% + \thmnumber{#2}% + \thmname{\@ifnotempty{#2}{~}#1}% + \thmnote{ {\the\thm@notefont(#3)}}} +\let\swappedhead@plain=\swappedhead +\let\thmheadnl\relax +\let\thm@indent\noindent +\let\thm@swap\@gobble +\def\@begintheorem#1#2[#3]{% + \deferred@thm@head{\the\thm@headfont \thm@indent + \@ifempty{#1}{\let\thmname\@gobble}{\let\thmname\@iden}% + \@ifempty{#2}{\let\thmnumber\@gobble}{\let\thmnumber\@iden}% + \@ifempty{#3}{\let\thmnote\@gobble}{\let\thmnote\@iden}% + \thm@swap\swappedhead\thmhead{#1}{#2}{#3}% + \the\thm@headpunct + \thmheadnl % possibly a newline. + \hskip\thm@headsep + }% + \ignorespaces} +\newskip\thm@headsep +\thm@headsep=5pt plus1pt minus1pt\relax +\let\adjust@parskip@nobreak=\@nbitem +\newtoks\dth@everypar +\dth@everypar={% + \@minipagefalse \global\@newlistfalse + \@noparitemfalse + \if@inlabel + \global\@inlabelfalse + \begingroup \setbox\z@\lastbox + \ifvoid\z@ \kern-\itemindent \fi + \endgroup + \unhbox\@labels + \fi + \if@nobreak \@nobreakfalse \clubpenalty\@M + \else \clubpenalty\@clubpenalty \everypar{}% + \fi +}% +\def\deferred@thm@head#1{% + \if@inlabel \indent \par \fi % eject a section head if one is pending + \if@nobreak + \adjust@parskip@nobreak + \else + \addpenalty\@beginparpenalty + \addvspace\@topsep + \addvspace{-\parskip}% + \fi + \global\@inlabeltrue + \everypar\dth@everypar + \sbox\@labels{\normalfont#1}% + \ignorespaces +} +\def\nonslanted{\relax + \@xp\let\@xp\@tempa\csname\f@shape shape\endcsname + \ifx\@tempa\itshape\upshape + \else\ifx\@tempa\slshape\upshape\fi\fi} +\def\swapnumbers{\edef\thm@swap{\if S\thm@swap N\else S\fi}} +\def\thm@swap{N}% +\let\@opargbegintheorem\relax +\def\th@plain{% +%% \let\thm@indent\noindent % no indent +%% \thm@headfont{\bfseries}% heading font is bold +%% \thm@notefont{}% same as heading font +%% \thm@headpunct{.}% add period after heading +%% \let\thm@swap\@gobble +%% \thm@preskip\topsep +%% \thm@postskip\theorempreskipamount + \itshape % body font +} +\def\th@definition{% + \normalfont % body font +} +\def\th@remark{% + \thm@headfont{\itshape}% + \normalfont % body font + \thm@preskip\topsep \divide\thm@preskip\tw@ + \thm@postskip\thm@preskip +} +\def\@endtheorem{\endtrivlist\@endpefalse } +\newcommand{\newtheoremstyle}[9]{% + \@ifempty{#5}{\dimen@\z@skip}{\dimen@#5\relax}% + \ifdim\dimen@=\z@ + \toks@{#4\let\thm@indent\noindent}% + \else + \toks@{#4\def\thm@indent{\noindent\hbox to#5{}}}% + \fi + \def\@tempa{#8}\ifx\space\@tempa + \toks@\@xp{\the\toks@ \thm@headsep\fontdimen\tw@\font\relax}% + \else + \def\@tempb{\newline}% + \ifx\@tempb\@tempa + \toks@\@xp{\the\toks@ \thm@headsep\z@skip + \def\thmheadnl{\newline}}% + \else + \toks@\@xp{\the\toks@ \thm@headsep#8\relax}% + \fi + \fi + \begingroup + \thm@space@setup + \@defaultunits\@tempskipa#2\thm@preskip\relax\@nnil + \@defaultunits\@tempskipb#3\thm@postskip\relax\@nnil + \xdef\@gtempa{\thm@preskip\the\@tempskipa + \thm@postskip\the\@tempskipb\relax}% + \endgroup + \@temptokena\@xp{\@gtempa + \thm@headfont{#6}\thm@headpunct{#7}% + }% + \@ifempty{#9}{% + \let\thmhead\thmhead@plain + }{% + \@namedef{thmhead@#1}##1##2##3{#9}% + \@temptokena\@xp{\the\@temptokena + \@xp\let\@xp\thmhead\csname thmhead@#1\endcsname}% + }% + \@xp\xdef\csname th@#1\endcsname{\the\toks@ \the\@temptokena}% +} +\DeclareRobustCommand{\qed}{% + \ifmmode \mathqed + \else + \leavevmode\unskip\penalty9999 \hbox{}\nobreak\hfill + \quad\hbox{\qedsymbol}% + \fi +} +\let\QED@stack\@empty +\let\qed@elt\relax +\newcommand{\pushQED}[1]{% + \toks@{\qed@elt{#1}}\@temptokena\expandafter{\QED@stack}% + \xdef\QED@stack{\the\toks@\the\@temptokena}% +} +\newcommand{\popQED}{% + \begingroup\let\qed@elt\popQED@elt \QED@stack\relax\relax\endgroup +} +\def\popQED@elt#1#2\relax{#1\gdef\QED@stack{#2}} +\newcommand{\qedhere}{% + \begingroup \let\mathqed\math@qedhere + \let\qed@elt\setQED@elt \QED@stack\relax\relax \endgroup +} +\newif\ifmeasuring@ +\newif\iffirstchoice@ \firstchoice@true +\def\setQED@elt#1#2\relax{% + \ifmeasuring@ + \else \iffirstchoice@ \gdef\QED@stack{\qed@elt{}#2}\fi + \fi + #1% +} +\def\qed@warning{% + \PackageWarning{amsthm}{The \@nx\qedhere command may not work + correctly here}% +} +\newcommand{\mathqed}{\quad\hbox{\qedsymbol}} +\def\linebox@qed{\hfil\hbox{\qedsymbol}\hfilneg} +\@ifpackageloaded{amsmath}{% + \def\math@qedhere{% + \@ifundefined{\@currenvir @qed}{% + \qed@warning\quad\hbox{\qedsymbol}% + }{% + \@xp\aftergroup\csname\@currenvir @qed\endcsname + }% + } + \def\displaymath@qed{% + \relax + \ifmmode + \ifinner \aftergroup\linebox@qed + \else + \eqno + \let\eqno\relax \let\leqno\relax \let\veqno\relax + \hbox{\qedsymbol}% + \fi + \else + \aftergroup\linebox@qed + \fi + } + \@xp\let\csname equation*@qed\endcsname\displaymath@qed + \def\equation@qed{% + \iftagsleft@ + \hbox{\phantom{\quad\qedsymbol}}% + \gdef\alt@tag{% + \rlap{\hbox to\displaywidth{\hfil\qedsymbol}}% + \global\let\alt@tag\@empty + }% + \else + \gdef\alt@tag{% + \global\let\alt@tag\@empty + \vtop{\ialign{\hfil####\cr + \tagform@\theequation\cr + \qedsymbol\cr}}% + \setbox\z@ + }% + \fi + } + \def\qed@tag{% + \global\tag@true \nonumber + &\omit\setboxz@h {\strut@ \qedsymbol}\tagsleft@false + \place@tag@gather + \kern-\tabskip + \ifst@rred \else \global\@eqnswtrue \fi \global\advance\row@\@ne \cr + } + \def\split@qed{% + \def\endsplit{\crcr\egroup \egroup \ctagsplit@false \rendsplit@ + \aftergroup\align@qed + }% + } + \def\align@qed{% + \ifmeasuring@ \tag*{\qedsymbol}% + \else \let\math@cr@@@\qed@tag + \fi + } + \@xp\let\csname align*@qed\endcsname\align@qed + \@xp\let\csname gather*@qed\endcsname\align@qed +%% Needs some patching up for amsmath 1.2 +}{% end of amsmath branch, start plain LaTeX branch + \def\math@qedhere{% + \@ifundefined{\@currenvir @qed}{% + \qed@warning \aftergroup\displaymath@qed + }{% + \@xp\aftergroup\csname\@currenvir @qed\endcsname + }% + } + \def\displaymath@qed{% + \relax + \ifmmode + \ifinner \aftergroup\aftergroup\aftergroup\linebox@qed + \else + \eqno \def\@badmath{$$}% + \let\eqno\relax \let\leqno\relax \let\veqno\relax + \hbox{\qedsymbol}% + \fi + \else + \aftergroup\linebox@qed + \fi + } + \@ifundefined{ver@leqno.clo}{% + \def\equation@qed{\displaymath@qed \quad}% + }{% + \def\equation@qed{\displaymath@qed}% + } + \def\@tempa#1$#2#3\@nil{% + \def\[{#1$#2\def\@currenvir{displaymath}#3}% + }% + \expandafter\@tempa\[\@nil +} +\@ifpackageloaded{amstex}{% + \def\@tempa{TT}% +}{% + \@ifpackageloaded{amsmath}{% + \def\@tempb#1 v#2.#3\@nil{#2}% + \ifnum\@xp\@xp\@xp\@tempb\csname ver@amsmath.sty\endcsname v0.0\@nil + <\tw@ + \def\@tempa{TT}% + \else + \def\@tempa{TF}% + \fi + }{% + \def\@tempa{TF} + }% +} +\if\@tempa + \renewcommand{\math@qedhere}{\quad\hbox{\qedsymbol}}% +\fi +\newcommand{\openbox}{\leavevmode + \hbox to.77778em{% + \hfil\vrule + \vbox to.675em{\hrule width.6em\vfil\hrule}% + \vrule\hfil}} +\DeclareRobustCommand{\textsquare}{% + \begingroup \usefont{U}{msa}{m}{n}\thr@@\endgroup +} +\providecommand{\qedsymbol}{\openbox} +\newenvironment{proof}[1][\proofname]{\par + \pushQED{\qed}% + \normalfont \topsep6\p@\@plus6\p@\relax + \trivlist + \item[\hskip\labelsep + \itshape + #1\@addpunct{.}]\ignorespaces +}{% + \popQED\endtrivlist\@endpefalse +} +\providecommand{\proofname}{Proof} +\endinput +%% +%% End of file `amsthm.sty'. |