diff options
Diffstat (limited to 'setstack.sty')
| -rw-r--r-- | setstack.sty | 140 |
1 files changed, 139 insertions, 1 deletions
diff --git a/setstack.sty b/setstack.sty index 1d0130f..da428a6 100644 --- a/setstack.sty +++ b/setstack.sty @@ -1 +1,139 @@ -%%
%% This is file `setstack.sty', created by VIK 15 Dec 1998
%% Reproduces useful macros from amsmath.sty, thus avoiding the need to load the entire
%% amsmath.sty and run into conflicts
%% Adds definitions for \overset, \underset, \sideset, \substack, \boxed, \leftroot,
%% \uproot, \dddot, \ddddot, \varrow, \harrow (see The LateX Companion, pp 225-227)
\NeedsTeXFormat{LaTeX2e}% LaTeX 2.09 can't be used (nor non-LaTeX)
[1998/12/15]% LaTeX date must December 1998 or later
\ProvidesPackage{setstack}
\DeclareRobustCommand{\text}{%
\ifmmode\expandafter\text@\else\expandafter\mbox\fi}
\let\nfss@text\text
\def\text@#1{\mathchoice
{\textdef@\displaystyle\f@size{#1}}%
{\textdef@\textstyle\tf@size{\firstchoice@false #1}}%
{\textdef@\textstyle\sf@size{\firstchoice@false #1}}%
{\textdef@\textstyle \ssf@size{\firstchoice@false #1}}%
\check@mathfonts
}
\def\textdef@#1#2#3{\hbox{{%
\everymath{#1}%
\let\f@size#2\selectfont #3}}}
% adds underset, overset, sideset and
% substack features from amsmath.sty (Companion p. 226)
\def\invalid@tag#1{\@amsmath@err{#1}{\the\tag@help}\gobble@tag}
\def\dft@tag{\invalid@tag{\string\tag\space not allowed here}}
\def\default@tag{\let\tag\dft@tag}
\def\Let@{\let\\\math@cr}
\def\restore@math@cr{\def\math@cr@@@{\cr}}
\def\overset#1#2{\binrel@{#2}%
\binrel@@{\mathop{\kern\z@#2}\limits^{#1}}}
\def\underset#1#2{\binrel@{#2}%
\binrel@@{\mathop{\kern\z@#2}\limits_{#1}}}
\def\sideset#1#2#3{%
\@mathmeasure\z@\displaystyle{#3}%
\global\setbox\@ne\vbox to\ht\z@{}\dp\@ne\dp\z@
\setbox\tw@\box\@ne
\@mathmeasure4\displaystyle{\copy\tw@#1}%
\@mathmeasure6\displaystyle{#3\nolimits#2}%
\dimen@-\wd6 \advance\dimen@\wd4 \advance\dimen@\wd\z@
\hbox to\dimen@{}\mathop{\kern-\dimen@\box4\box6}%
}
\newenvironment{subarray}[1]{%
\vcenter\bgroup
\Let@ \restore@math@cr \default@tag
\baselineskip\fontdimen10 \scriptfont\tw@
\advance\baselineskip\fontdimen12 \scriptfont\tw@
\lineskip\thr@@\fontdimen8 \scriptfont\thr@@
\lineskiplimit\lineskip
\ialign\bgroup\ifx c#1\hfil\fi
$\m@th\scriptstyle##$\hfil\crcr
}{%
\crcr\egroup\egroup
}
\newcommand{\substack}[1]{\subarray{c}#1\endsubarray}
% definitions of dddot and ddddot(p. 225)
\def\dddot#1{{\mathop{#1}\limits^{\vbox to-1.4\ex@{\kern-\tw@\ex@
\hbox{\normalfont ...}\vss}}}}
\def\ddddot#1{{\mathop{#1}\limits^{\vbox to-1.4\ex@{\kern-\tw@\ex@
\hbox{\normalfont....}\vss}}}}
% definitions of leftroot, uproot (p.225)
\begingroup \catcode`\"=12
\gdef\@@sqrt#1{\radical"270370 {#1}}
\endgroup
\def\leftroot{\@amsmath@err{\Invalid@@\leftroot}\@eha}
\def\uproot{\@amsmath@err{\Invalid@@\uproot}\@eha}
\newcount\uproot@
\newcount\leftroot@
\def\root{\relaxnext@
\DN@{\ifx\@let@token\uproot\let\next@\nextii@\else
\ifx\@let@token\leftroot\let\next@\nextiii@\else
\let\next@\plainroot@\fi\fi\next@}%
\def\nextii@\uproot##1{\uproot@##1\relax\FN@\nextiv@}%
\def\nextiv@{\ifx\@let@token\@sptoken\DN@. {\FN@\nextv@}\else
\DN@.{\FN@\nextv@}\fi\next@.}%
\def\nextv@{\ifx\@let@token\leftroot\let\next@\nextvi@\else
\let\next@\plainroot@\fi\next@}%
\def\nextvi@\leftroot##1{\leftroot@##1\relax\plainroot@}%
\def\nextiii@\leftroot##1{\leftroot@##1\relax\FN@\nextvii@}%
\def\nextvii@{\ifx\@let@token\@sptoken
\DN@. {\FN@\nextviii@}\else
\DN@.{\FN@\nextviii@}\fi\next@.}%
\def\nextviii@{\ifx\@let@token\uproot\let\next@\nextix@\else
\let\next@\plainroot@\fi\next@}%
\def\nextix@\uproot##1{\uproot@##1\relax\plainroot@}%
\bgroup\uproot@\z@\leftroot@\z@\FN@\next@}
\def\plainroot@#1\of#2{\setbox\rootbox\hbox{%
$\m@th\scriptscriptstyle{#1}$}%
\mathchoice{\r@@t\displaystyle{#2}}{\r@@t\textstyle{#2}}
{\r@@t\scriptstyle{#2}}{\r@@t\scriptscriptstyle{#2}}\egroup}
\def\r@@t#1#2{\setboxz@h{$\m@th#1\@@sqrt{#2}$}%
\dimen@\ht\z@\advance\dimen@-\dp\z@
\setbox\@ne\hbox{$\m@th#1\mskip\uproot@ mu$}%
\advance\dimen@ by1.667\wd\@ne
\mkern-\leftroot@ mu\mkern5mu\raise.6\dimen@\copy\rootbox
\mkern-10mu\mkern\leftroot@ mu\boxz@}
% definition of \boxed (math in frame, no dollars) p 225
\def\boxed#1{\fbox{\m@th$\displaystyle#1$}}
% definition of \smash for top and bottom parts of expression in braces (p.227)
\renewcommand{\smash}[2][tb]{%
\def\smash@{#1}%
\ifmmode\@xp\mathpalette\@xp\mathsm@sh\else
\@xp\makesm@sh\fi{#2}}
% additional difinitions for arrows
% zero mm wide #2 mm long vertical arrow shifted 1 mm to left, 1 mm up
\newcommand{\varrow}[2]{%
\unitlength=1mm
\begin{picture}(0,6) % (0,0)
% - for #1 to point arrow down,+ to point arrow up
\end{picture}%
\put(0,6){\vector(0,#1 3){#2}} % 6,- for down, 0, + for up
}
% 1 mm high #2 mm long horizontal arrow shifted 1 mm up (0,-1)
\newcommand{\harrow}[2]{%
\unitlength=1mm
\begin{picture}(8,1)(0,-1) %
% 1 mm distance between arrow and stackreled object over it (8,1)
\put(0,0){\vector(#1 2,0){#2}} % - to point arrow left, + right
\end{picture}%
}
\endinput
%% end of setstack.sty
%% Corrections history:
%%
\ No newline at end of file +%% +%% This is file `setstack.sty', created by VIK 15 Dec 1998 +%% Reproduces useful macros from amsmath.sty, thus avoiding the need to load the entire +%% amsmath.sty and run into conflicts +%% Adds definitions for \overset, \underset, \sideset, \substack, \boxed, \leftroot, +%% \uproot, \dddot, \ddddot, \varrow, \harrow (see The LateX Companion, pp 225-227) +\NeedsTeXFormat{LaTeX2e}% LaTeX 2.09 can't be used (nor non-LaTeX) +[1998/12/15]% LaTeX date must December 1998 or later +\ProvidesPackage{setstack} +\DeclareRobustCommand{\text}{% + \ifmmode\expandafter\text@\else\expandafter\mbox\fi} + \let\nfss@text\text + \def\text@#1{\mathchoice + {\textdef@\displaystyle\f@size{#1}}% + {\textdef@\textstyle\tf@size{\firstchoice@false #1}}% + {\textdef@\textstyle\sf@size{\firstchoice@false #1}}% + {\textdef@\textstyle \ssf@size{\firstchoice@false #1}}% + \check@mathfonts +} +\def\textdef@#1#2#3{\hbox{{% + \everymath{#1}% + \let\f@size#2\selectfont #3}}} + +% adds underset, overset, sideset and +% substack features from amsmath.sty (Companion p. 226) + +\def\invalid@tag#1{\@amsmath@err{#1}{\the\tag@help}\gobble@tag} +\def\dft@tag{\invalid@tag{\string\tag\space not allowed here}} +\def\default@tag{\let\tag\dft@tag} + +\def\Let@{\let\\\math@cr} +\def\restore@math@cr{\def\math@cr@@@{\cr}} + +\def\overset#1#2{\binrel@{#2}% +\binrel@@{\mathop{\kern\z@#2}\limits^{#1}}} +\def\underset#1#2{\binrel@{#2}% +\binrel@@{\mathop{\kern\z@#2}\limits_{#1}}} +\def\sideset#1#2#3{% +\@mathmeasure\z@\displaystyle{#3}% +\global\setbox\@ne\vbox to\ht\z@{}\dp\@ne\dp\z@ + \setbox\tw@\box\@ne +\@mathmeasure4\displaystyle{\copy\tw@#1}% +\@mathmeasure6\displaystyle{#3\nolimits#2}% +\dimen@-\wd6 \advance\dimen@\wd4 \advance\dimen@\wd\z@ +\hbox to\dimen@{}\mathop{\kern-\dimen@\box4\box6}% +} + +\newenvironment{subarray}[1]{% +\vcenter\bgroup +\Let@ \restore@math@cr \default@tag +\baselineskip\fontdimen10 \scriptfont\tw@ +\advance\baselineskip\fontdimen12 \scriptfont\tw@ +\lineskip\thr@@\fontdimen8 \scriptfont\thr@@ +\lineskiplimit\lineskip +\ialign\bgroup\ifx c#1\hfil\fi +$\m@th\scriptstyle##$\hfil\crcr +}{% +\crcr\egroup\egroup +} +\newcommand{\substack}[1]{\subarray{c}#1\endsubarray} + +% definitions of dddot and ddddot(p. 225) + +\def\dddot#1{{\mathop{#1}\limits^{\vbox to-1.4\ex@{\kern-\tw@\ex@ + \hbox{\normalfont ...}\vss}}}} +\def\ddddot#1{{\mathop{#1}\limits^{\vbox to-1.4\ex@{\kern-\tw@\ex@ + \hbox{\normalfont....}\vss}}}} + +% definitions of leftroot, uproot (p.225) + +\begingroup \catcode`\"=12 +\gdef\@@sqrt#1{\radical"270370 {#1}} +\endgroup + +\def\leftroot{\@amsmath@err{\Invalid@@\leftroot}\@eha} +\def\uproot{\@amsmath@err{\Invalid@@\uproot}\@eha} +\newcount\uproot@ +\newcount\leftroot@ +\def\root{\relaxnext@ + \DN@{\ifx\@let@token\uproot\let\next@\nextii@\else + \ifx\@let@token\leftroot\let\next@\nextiii@\else + \let\next@\plainroot@\fi\fi\next@}% + \def\nextii@\uproot##1{\uproot@##1\relax\FN@\nextiv@}% + \def\nextiv@{\ifx\@let@token\@sptoken\DN@. {\FN@\nextv@}\else + \DN@.{\FN@\nextv@}\fi\next@.}% + \def\nextv@{\ifx\@let@token\leftroot\let\next@\nextvi@\else + \let\next@\plainroot@\fi\next@}% + \def\nextvi@\leftroot##1{\leftroot@##1\relax\plainroot@}% + \def\nextiii@\leftroot##1{\leftroot@##1\relax\FN@\nextvii@}% + \def\nextvii@{\ifx\@let@token\@sptoken + \DN@. {\FN@\nextviii@}\else + \DN@.{\FN@\nextviii@}\fi\next@.}% + \def\nextviii@{\ifx\@let@token\uproot\let\next@\nextix@\else + \let\next@\plainroot@\fi\next@}% + \def\nextix@\uproot##1{\uproot@##1\relax\plainroot@}% + \bgroup\uproot@\z@\leftroot@\z@\FN@\next@} +\def\plainroot@#1\of#2{\setbox\rootbox\hbox{% + $\m@th\scriptscriptstyle{#1}$}% + \mathchoice{\r@@t\displaystyle{#2}}{\r@@t\textstyle{#2}} + {\r@@t\scriptstyle{#2}}{\r@@t\scriptscriptstyle{#2}}\egroup} +\def\r@@t#1#2{\setboxz@h{$\m@th#1\@@sqrt{#2}$}% + \dimen@\ht\z@\advance\dimen@-\dp\z@ + \setbox\@ne\hbox{$\m@th#1\mskip\uproot@ mu$}% + \advance\dimen@ by1.667\wd\@ne + \mkern-\leftroot@ mu\mkern5mu\raise.6\dimen@\copy\rootbox + \mkern-10mu\mkern\leftroot@ mu\boxz@} + +% definition of \boxed (math in frame, no dollars) p 225 + +\def\boxed#1{\fbox{\m@th$\displaystyle#1$}} + +% definition of \smash for top and bottom parts of expression in braces (p.227) +\renewcommand{\smash}[2][tb]{% + \def\smash@{#1}% + \ifmmode\@xp\mathpalette\@xp\mathsm@sh\else + \@xp\makesm@sh\fi{#2}} + +% additional difinitions for arrows +% zero mm wide #2 mm long vertical arrow shifted 1 mm to left, 1 mm up +\newcommand{\varrow}[2]{% +\unitlength=1mm + \begin{picture}(0,6) % (0,0) + % - for #1 to point arrow down,+ to point arrow up + \end{picture}% + \put(0,6){\vector(0,#1 3){#2}} % 6,- for down, 0, + for up +} +% 1 mm high #2 mm long horizontal arrow shifted 1 mm up (0,-1) +\newcommand{\harrow}[2]{% +\unitlength=1mm + \begin{picture}(8,1)(0,-1) % + % 1 mm distance between arrow and stackreled object over it (8,1) + \put(0,0){\vector(#1 2,0){#2}} % - to point arrow left, + right + \end{picture}% +} + +\endinput +%% end of setstack.sty +%% Corrections history: +%% |