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diff --git a/Master/texmf-dist/doc/latex/amslatex/subeqn.tex b/Master/texmf-dist/doc/latex/amslatex/subeqn.tex deleted file mode 100644 index d0fa7d9b023..00000000000 --- a/Master/texmf-dist/doc/latex/amslatex/subeqn.tex +++ /dev/null @@ -1,202 +0,0 @@ -%%% ==================================================================== -%%% @LaTeX-file{ -%%% filename = "subeqn.tex", -%%% version = "1.2c", -%%% date = "1999/11/29", -%%% time = "14:49:29 EST", -%%% checksum = "29866 202 668 6426", -%%% author = "American Mathematical Society", -%%% copyright = "Copyright 1999 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, -%%% Electronic Products and Services, -%%% P. O. Box 6248, -%%% Providence, RI 02940, -%%% 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)", -%%% supported = "yes", -%%% keywords = "latex, amslatex, ams-latex, amstex", -%%% abstract = "This is part of the AMS-\LaTeX{} distribution. -%%% It is a sample document illustrating the use of -%%% the subequations environment and the effect of -%%% the fleqn option.", -%%% 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.", -%%% } -%%% ==================================================================== -\documentclass[fleqn]{article} - -\title{Test of subequations environment} -\author{mjd} - -\usepackage{amsmath} -\numberwithin{equation}{section} - -\newcommand{\env}[1]{{\normalfont\texttt{#1}}} - -\AtEndDocument{\multipasswarning} -\newcommand{\multipasswarning}{% - \clearpage - \typeout{% - **********************************************************************} - \typeout{% - Note: This document needs to run through LaTeX three times, instead of} - \typeout{% - the usual two, to resolve indirect cross-references.} - \typeout{% - **********************************************************************} -} - -\makeatletter -% Omit the warning message if three passes have been completed (on -% first pass \ref{check} is undefined and it is set to 0; on second -% pass \ref{check} is 0 and set to 1; on third pass it is 1). -\def\checkref{\begingroup - \@ifundefined{r@check}{\def\@currentlabel{0}}{\def\@currentlabel{1}}% - \ifnum1=0\expandafter\@firstoftwo\r@check\relax - \global\let\multipasswarning\relax - \fi - \label{check}% - \endgroup} -\makeatother - -\begin{document} -\section{Prime equation numbers} - -First an equation. -\begin{equation}\label{e:previous} -A=B -\end{equation} -That was equation \eqref{e:previous}. - -Then the same, with a prime on the number.\checkref -\begin{equation} -\tag{\ref{e:previous}$'$}\label{e:prevprime} -C=D -\end{equation} -And that was equation \eqref{e:prevprime}. - -Notice, by the way, that when a \verb"\ref" occurs inside a \verb"\tag", -and that \verb"\tag" is then \verb"\label"'d, a \verb"\ref" for the the -second \verb"\label" requires \emph{three} runs of \LaTeX{} in order to -get the proper value. (If you run through the logic of \LaTeX{}'s -cross-referencing mechanisms as they apply in this case, you will see -that this is necessary.) - -\section{Subnumbered equations} - -Here is a,b,c sub-numbering. -\begin{subequations} -\begin{eqnarray} -A&=&B\\ -D&=&C \label{e:middle}\\ -E&=&F -\end{eqnarray} -\end{subequations} -That was produced with the \env{eqnarray} environment; the middle line -was labeled as \eqref{e:middle}. - -An equation following the end of the \verb"subequations" environment -should revert to normal numbering: -\begin{equation}\label{e:check} -H<K -\end{equation} -A check on the labeling: that was equation~\eqref{e:check}. - -The sub-numbered equations can be spread out through the text, like -this: -\begin{subequations} -\begin{equation} -A=B -\end{equation} -The \verb"subequations" environment can span arbitrary text between -subsidiary equations. The only restriction is that if there are any -numbered equations inside the \verb"subequations" environment that break -out of the subequation numbering sequence, they would have to be handled -specially. -\begin{equation} -D=C \label{e:newmiddle} -\end{equation} -More arbitrary text. -\begin{equation} -E=F -\end{equation} -\end{subequations} -Label check: the middle one was \eqref{e:newmiddle} - -A final equation for a numbering check. -\begin{equation}\label{e:final} -G=H -\end{equation} -That equation was labeled as \eqref{e:final}. - -\section{Tests of \env{align}, \env{gather}, and other -AMS-\protect\LaTeX{} environments} - -The \env{align} environment: -\begin{subequations} -\begin{align} -\label{align:a}A+B&=B+A\\ -\label{align:b}C&=D+E\\ -\label{align:c}E&=F -\end{align} -\end{subequations} -Label check: that was \eqref{align:a}, \eqref{align:b}, and -\eqref{align:c}. - -The \env{align} environment again: -\begin{subequations} -\begin{align} -\label{xalign:a}A+B&=B& B&=B+A\\ -\label{xalign:b}C&=D+E& C\oplus D&=E\\ -\label{xalign:c}E&=F& E'&=F' -\end{align} -\end{subequations} -Label check: that was \eqref{xalign:a}, \eqref{xalign:b}, and -\eqref{xalign:c}. - -The \env{gather} environment. For the third line we refer to one of the -numbers in the first \env{align} structure. -\begin{subequations} -\begin{gather} -\label{gather:a}A+B=B\\ -\label{gather:b}C=D+E\\ -\tag{\ref{align:c}$'$}\label{gather:c}E=F -\end{gather} -\end{subequations} -Label check: that was \eqref{gather:a}, -\eqref{gather:b}, and -\eqref{gather:c}. - -The next \env{subequations} environment encompasses two separate -equations. A \env{split} environment: -\begin{subequations} -\begin{equation} -\label{split:x} -\begin{split} -A&=B+C+F\\ -&=G -\end{split} -\end{equation} -and a \env{multline} environment: -\begin{multline}\label{multline:x} -A[B]C[D]E[F]G[[H[I]J[K]L[M]N]]=\\ -H[I]J[K]L[M]N[O]P[Q]R[S]T[U]V[W]X[Y]Z -\end{multline} -\end{subequations} -Label check: That was \eqref{split:x} and \eqref{multline:x}. - -\end{document} |