diff options
author | Karl Berry <karl@freefriends.org> | 2020-03-11 21:17:10 +0000 |
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committer | Karl Berry <karl@freefriends.org> | 2020-03-11 21:17:10 +0000 |
commit | de16b2c2ef67a75ad90e96bf94cb043c1d7553c2 (patch) | |
tree | 2015e5e382d850cb8277e9dccdeb20e23205095e /Master/texmf-dist/doc | |
parent | 4408697195e981b694bc08b5a04a5ffc9af9dc60 (diff) |
cases (11mar20)
git-svn-id: svn://tug.org/texlive/trunk@54238 c570f23f-e606-0410-a88d-b1316a301751
Diffstat (limited to 'Master/texmf-dist/doc')
-rw-r--r-- | Master/texmf-dist/doc/latex/cases/README | 2 | ||||
-rw-r--r-- | Master/texmf-dist/doc/latex/cases/cases.pdf | bin | 334794 -> 335164 bytes | |||
-rw-r--r-- | Master/texmf-dist/doc/latex/cases/cases.tex | 26 |
3 files changed, 16 insertions, 12 deletions
diff --git a/Master/texmf-dist/doc/latex/cases/README b/Master/texmf-dist/doc/latex/cases/README index ee694332bfb..5ddd34b8a4a 100644 --- a/Master/texmf-dist/doc/latex/cases/README +++ b/Master/texmf-dist/doc/latex/cases/README @@ -1,4 +1,4 @@ -cases.sty version 3.0 2020/02/22 +cases.sty version 3.1 2020/03/10 Copyright 1993, 1994, 1995, 2000, 2002, 2020 by Donald Arseneau, asnd@triumf.ca, Vancouver, Canada. diff --git a/Master/texmf-dist/doc/latex/cases/cases.pdf b/Master/texmf-dist/doc/latex/cases/cases.pdf Binary files differindex 21e48d54ff8..168e8488fc7 100644 --- a/Master/texmf-dist/doc/latex/cases/cases.pdf +++ b/Master/texmf-dist/doc/latex/cases/cases.pdf diff --git a/Master/texmf-dist/doc/latex/cases/cases.tex b/Master/texmf-dist/doc/latex/cases/cases.tex index f2bb343590b..42a2b3efb59 100644 --- a/Master/texmf-dist/doc/latex/cases/cases.tex +++ b/Master/texmf-dist/doc/latex/cases/cases.tex @@ -23,9 +23,9 @@ %\addtokomafont{title}{\rmfamily} \title{The \pkg{cases} package% - \textnormal{\thanks{~~This manual corresponds to \pkg{cases}~v3.0, dated 2020/02/22.}}} + \textnormal{\thanks{~~This manual corresponds to \pkg{cases}~v3.1, dated 2020/03/10.}}} \author{Donald Arseneau\\\mail{asnd@triumf.ca}} -\date{Feb 2020} +\date{Mar 2020} \begin{document} @@ -69,7 +69,7 @@ case. In a \env{subnumcases} environment, a \cmd{\label} in the \meta{left side} equation gives the overall equation number, without any letter. To use this package, -include "\usepackage{cases}" after \cmd{\documentclass}, and also after +include "\usepackage{cases}" after \cmd{\documentclass}, and also after "\usepackage{amsmath}" if you are using that. \fancybreak @@ -89,7 +89,7 @@ this package. \item[\opt{subnum}] Force all \env{numcases} environments to be treated as \env{subnumcases}. \item[\opt{amsstyle}] For compatibility with \pkg{amsmath}'s \env{cases}, make \env{numcases} - use cramped math style ("\textstyle"), and put explanations in the same math style. + use cramped math style (\cmd{\textstyle}), and put explanations in the same math style. \item[\opt{casesstyle}] Change \pkg{amsmath}'s \env{cases} environment to work in the text/math style of \env{numcases}. \item[\opt{cases}] Define a \env{cases} environment for use without \pkg{amsmath}. (This @@ -114,8 +114,8 @@ A simple example is: Giving: % \begin{numcases} {|x|=} - x, & for $x \geq 0$\\ - -x, & for $x < 0$ + x, & for $x \geq 0$\label{x}\\ + -x, & for $x < 0$\label{-x} \end{numcases} \fancybreak @@ -185,10 +185,14 @@ which produces To get this more compact layout with \env{numcases} you can insert "\textstyle" at the beginning of each case, as needed, or use the \pkg{cases} package option \opt{amsstyle}. -To have the \env{cases} environment give the more open layout of eq.~(\ref{weqn}) -you can put "\displaystyle" at the beginning of each case, or use the -option \opt{casesstyle} for the \pkg{cases} package. (Yes these go with the cases package, they -are not options for amsmath.) +To have the (unnumbered) \env{cases} environment give the more open layout of +eq.~(\ref{weqn}) you can put "\displaystyle" at the beginning of each case, or use +the option \opt{casesstyle} for the \pkg{cases} package. (Yes these go with the +\pkg{cases} package, they are not options for \pkg{amsmath}.) + +Another slight difference is that the cases within \env{numcases} can be right-justified by +inserting \cmd{\hfill} at the beginning of each, which might be desired in rare situations, +like maybe the absolute value example numbered (\ref{x}) and (\ref{-x}) above. For full disclosure, even without any relevant package options, cases.sty will slightly adjust the \env{cases} environment from \pkg{amsmath}, by adding a little @@ -205,6 +209,6 @@ sub-numbering style can be controlled more easily by defining \begin{verbatim} \renewcommand\thesubequation{\themainequation.\Alph{equation}} % 13.C \end{verbatim} - +(noting that the counter to reference is `equation' not `subequation'). \end{document} |