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authorKarl Berry <karl@freefriends.org>2006-01-12 23:59:08 +0000
committerKarl Berry <karl@freefriends.org>2006-01-12 23:59:08 +0000
commitd625e47ffd1453f40c42192234fa3ac1c234e835 (patch)
tree0bf7402a698b8cd9d903a42faec6014447102246 /Master/texmf-dist/tex/latex/mh/mathtools.sty
parentd686f7c132a166a69afcf546ef992527fbeca48f (diff)
mh
git-svn-id: svn://tug.org/texlive/trunk@1090 c570f23f-e606-0410-a88d-b1316a301751
Diffstat (limited to 'Master/texmf-dist/tex/latex/mh/mathtools.sty')
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@@ -0,0 +1,1063 @@
+%%
+%% This is file `mathtools.sty',
+%% generated with the docstrip utility.
+%%
+%% The original source files were:
+%%
+%% mathtools.dtx (with options: `package')
+%%
+%% It may be distributed and/or modified under the
+%% conditions of the LaTeX Project Public License, either version 1.3
+%% of this license or (at your option) any later version.
+%% The latest version of this license is in
+%% http://www.latex-project.org/lppl.txt
+%% and version 1.3 or later is part of all distributions of LaTeX
+%% version 2003/12/01 or later.
+%%
+%% This work has the LPPL maintenance status "maintained".
+%%
+%% The Current Maintainer of this work is Morten H\o gholm.
+%%
+%% This work consists of the files mathtools.dtx and mathtools.ins
+%% and the derived file mathtools.sty.
+%%
+\NeedsTeXFormat{LaTeX2e}
+\ProvidesPackage{mathtools}
+ [2004/10/10 v1.01a mathematical typesetting tools (MH)]
+\RequirePackage{keyval,calc}
+\RequirePackage{mhsetup}[2004/10/10]
+\MHInternalSyntaxOn
+\def\MT_options_name:{mathtools}
+\newcommand*\mathtoolsset[1]{\setkeys{\MT_options_name:}{#1}}
+\MH_new_boolean:n {fixamsmath}
+\DeclareOption{fixamsmath}{
+ \MH_set_boolean_T:n {fixamsmath}
+}
+\DeclareOption{donotfixamsmathbugs}{
+ \MH_set_boolean_F:n {fixamsmath}
+}
+\DeclareOption{allowspaces}{
+ \MH_let:NwN \MaybeMHPrecedingSpacesOff
+ \relax
+ \MH_let:NwN \MH_maybe_nospace_ifnextchar:Nnn \kernel@ifnextchar
+}
+\DeclareOption{disallowspaces}{
+ \MH_let:NwN \MaybeMHPrecedingSpacesOff
+ \MHPrecedingSpacesOff
+ \MH_let:NwN \MH_maybe_nospace_ifnextchar:Nnn \MH_nospace_ifnextchar:Nnn
+}
+\DeclareOption*{
+ \PassOptionsToPackage{\CurrentOption}{amsmath}
+}
+\ExecuteOptions{fixamsmath,disallowspaces}
+\ProcessOptions\relax
+\MHInternalSyntaxOff
+\RequirePackage{amsmath}[2000/07/18]
+\MHInternalSyntaxOn
+\AtEndOfPackage{\MHInternalSyntaxOff}
+\def\MT_true_false_error:{
+ \PackageError{mathtools}
+ {You~ have~ to~ select~ either~ `true'~ or~ `false'}
+ {I'll~ assume~ you~ chose~ `false'~ for~ now.}
+}
+\def\MT_define_tagform:nwnn #1[#2]#3#4{
+ \@namedef{MT_tagform_#1:n}##1
+ {\maketag@@@{#3\ignorespaces#2{##1}\unskip\@@italiccorr#4}}
+}
+\providecommand*\newtagform[1]{%
+ \@ifundefined{MT_tagform_#1:n}
+ {\@ifnextchar[%
+ {\MT_define_tagform:nwnn #1}%
+ {\MT_define_tagform:nwnn #1[]}%
+ }{\PackageError{mathtools}
+ {The~ tag~ form~ `#1'~ is~ already~ defined\MessageBreak
+ You~ probably~ want~ to~ look~ up~ \@backslashchar renewtagform~
+ instead}
+ {I~ will~ just~ ignore~ your~ wish~ for~ now.}}
+}
+\newtagform{default}{(}{)}
+\providecommand*\renewtagform[1]{%
+ \@ifundefined{MT_tagform_#1:n}
+ {\PackageError{mathtools}
+ {The~ tag~ form~ `#1'~ is~ not~ defined\MessageBreak
+ You~ probably~ want~ to~ look~ up~ \@backslashchar newtagform~ instead}
+ {I~ will~ just~ ignore~ your~ wish~ for~ now.}}
+ {\@ifnextchar[%
+ {\MT_define_tagform:nwnn #1}%
+ {\MT_define_tagform:nwnn #1[]}%
+ }
+}
+\providecommand*\usetagform[1]{%
+ \@ifundefined{MT_tagform_#1:n}
+ {
+ \PackageError{mathtools}{%
+ You~ have~ chosen~ the~ tag~ form~ `#1'\MessageBreak
+ but~ it~ appears~ to~ be~ undefined}
+ {I~ will~ use~ the~ default~ tag~ form~ instead.}%
+ \@namedef{tagform@}{\@nameuse{MT_tagform_default:n}}
+ }
+ { \@namedef{tagform@}{\@nameuse{MT_tagform_#1:n}} }
+ \MH_if_boolean:nT {show_only_refs}{
+ \MH_let:NwN \MT_prev_tagform:n \tagform@
+ \def\tagform@##1{\MT_extended_tagform:n {##1}}
+ }
+}
+\MH_new_boolean:n {manual_tag}
+\MH_new_boolean:n {raw_maketag}
+\MH_let:NwN \MT_AmS_tag_in_align: \tag@in@align
+\def\tag@in@align{
+ \global\MH_set_boolean_T:n {manual_tag}
+ \MT_AmS_tag_in_align:
+}
+\def\tag@in@display#1#{
+ \relax
+ \global\MH_set_boolean_T:n {manual_tag}
+ \tag@in@display@a{#1}
+}
+\def\MT_extended_tagform:n #1{
+ \MH_set_boolean_F:n {raw_maketag}
+ \if_meaning:NN \df@label\@empty
+ \MH_if_boolean:nT {manual_tag}
+ { \MH_if_boolean:nTF {show_manual_tags}
+ { \MT_prev_tagform:n {#1} }
+ { \stepcounter{equation} }
+ }
+ \else:
+ \MH_if_boolean:nTF {manual_tag}
+ { \MH_if_boolean:nTF {show_manual_tags}
+ { \MT_prev_tagform:n {#1} }
+ { \@ifundefined{MT_r_\df@label}
+ { }
+ { \MT_prev_tagform:n {#1} }
+ }
+ }
+ { \@ifundefined{MT_r_\df@label}
+ { }
+ { \refstepcounter{equation}\MT_prev_tagform:n {#1} }
+ }
+ \fi:
+ \global\MH_set_boolean_T:n {raw_maketag}
+}
+\def\MT_extended_maketag:n #1{
+ \ifx\df@label\@empty
+ \MT_maketag:n {#1}
+ \else:
+ \MH_if_boolean:nTF {raw_maketag}
+ {
+ \MH_if_boolean:nTF {show_manual_tags}
+ { \MT_maketag:n {#1} }
+ { \@ifundefined{MT_r_\df@label}
+ { }
+ { \MT_maketag:n {#1} }
+ }
+ }
+ { \MT_maketag:n {#1} }
+ \fi:
+ \global\MH_set_boolean_F:n {manual_tag}
+}
+\def\MT_extended_eqref:n #1{
+ \protected@write\@auxout{}
+ {\string\MT@newlabel{#1}}
+ \textup{\MT_prev_tagform:n {\ref{#1}}}
+}
+\newcommand*\refeq[1]{
+ \textup{\ref{#1}}
+}
+\def\MT_extended_refeq:n #1{
+ \protected@write\@auxout{}
+ {\string\MT@newlabel{#1}}
+ \textup{\ref{#1}}
+}
+\newcommand*\MT@newlabel[1]{ \global\@namedef{MT_r_#1}{} }
+\MH_new_boolean:n {show_only_refs}
+\MH_new_boolean:n {show_manual_tags}
+\define@key{\MT_options_name:}{showmanualtags}[true]{
+ \@ifundefined{boolean_show_manual_tags_#1:}
+ { \MT_true_false_error:
+ \@nameuse{boolean_show_manual_tags_false:}
+ }
+ { \@nameuse{boolean_show_manual_tags_#1:} }
+}
+\newcommand*\MT_showonlyrefs_true:{
+ \MH_if_boolean:nF {show_only_refs}{
+ \MH_set_boolean_T:n {show_only_refs}
+ \MH_let:NwN \MT_incr_eqnum: \incr@eqnum
+ \MH_let:NwN \incr@eqnum \@empty
+ \MH_let:NwN \MT_array_parbox_restore: \@arrayparboxrestore
+ \@xp\def\@xp\@arrayparboxrestore\@xp{\@arrayparboxrestore
+ \MH_let:NwN \incr@eqnum \@empty
+ }
+ \MH_let:NwN \MT_prev_tagform:n \tagform@
+ \MH_let:NwN \MT_eqref:n \eqref
+ \MH_let:NwN \MT_refeq:n \refeq
+ \MH_let:NwN \MT_maketag:n \maketag@@@
+ \MH_let:NwN \maketag@@@ \MT_extended_maketag:n
+ \def\tagform@##1{\MT_extended_tagform:n {##1}}
+ \MH_let:NwN \eqref \MT_extended_eqref:n
+ \MH_let:NwN \refeq \MT_extended_refeq:n
+ }
+}
+\def\MT_showonlyrefs_false: {
+ \MH_if_boolean:nT {show_only_refs}{
+ \MH_set_boolean_F:n {show_only_refs}
+ \MH_let:NwN \tagform@ \MT_prev_tagform:n
+ \MH_let:NwN \eqref \MT_eqref:n
+ \MH_let:NwN \refeq \MT_refeq:n
+ \MH_let:NwN \maketag@@@ \MT_maketag:n
+ \MH_let:NwN \incr@eqnum \MT_incr_eqnum:
+ \MH_let:NwN \@arrayparboxrestore \MT_array_parbox_restore:
+ }
+}
+\define@key{\MT_options_name:}{showonlyrefs}[true]{
+ \@nameuse{MT_showonlyrefs_#1:}
+}
+\renewcommand\nonumber{
+ \if@eqnsw
+ \if_meaning:NN \incr@eqnum\@empty
+ \MH_if_boolean:nF {show_only_refs}
+ {\addtocounter{equation}\m@ne}
+ \fi:
+ \fi:
+ \MH_let:NwN \print@eqnum\@empty \MH_let:NwN \incr@eqnum\@empty
+ \global\@eqnswfalse
+}
+\providecommand*\xleftrightarrow[2][]{%
+ \ext@arrow 3095\MT_leftrightarrow_fill:{#1}{#2}}
+\def\MT_leftrightarrow_fill:{%
+ \arrowfill@\leftarrow\relbar\rightarrow}
+\providecommand*\xLeftarrow[2][]{%
+ \ext@arrow 0055{\Leftarrowfill@}{#1}{#2}}
+\providecommand*\xRightarrow[2][]{%
+ \ext@arrow 0055{\Rightarrowfill@}{#1}{#2}}
+\providecommand*\xLeftrightarrow[2][]{%
+ \ext@arrow 0055{\Leftrightarrowfill@}{#1}{#2}}
+\def\MT_rightharpoondown_fill:{%
+ \arrowfill@\relbar\relbar\rightharpoondown}
+\def\MT_rightharpoonup_fill:{%
+ \arrowfill@\relbar\relbar\rightharpoonup}
+\def\MT_leftharpoondown_fill:{%
+ \arrowfill@\leftharpoondown\relbar\relbar}
+\def\MT_leftharpoonup_fill:{%
+ \arrowfill@\leftharpoonup\relbar\relbar}
+\providecommand*\xrightharpoondown[2][]{%
+ \ext@arrow 0359\MT_rightharpoondown_fill:{#1}{#2}}
+\providecommand*\xrightharpoonup[2][]{%
+ \ext@arrow 0359\MT_rightharpoonup_fill:{#1}{#2}}
+\providecommand*\xleftharpoondown[2][]{%
+ \ext@arrow 3095\MT_leftharpoondown_fill:{#1}{#2}}
+\providecommand*\xleftharpoonup[2][]{%
+ \ext@arrow 3095\MT_leftharpoonup_fill:{#1}{#2}}
+\providecommand*\xleftrightharpoons[2][]{\mathrel{%
+ \raise.22ex\hbox{%
+ $\ext@arrow 3095\MT_leftharpoonup_fill:{\phantom{#1}}{#2}$}%
+ \setbox0=\hbox{%
+ $\ext@arrow 0359\MT_rightharpoondown_fill:{#1}{\phantom{#2}}$}%
+ \kern-\wd0 \lower.22ex\box0}}
+\providecommand*\xrightleftharpoons[2][]{\mathrel{%
+ \raise.22ex\hbox{%
+ $\ext@arrow 3095\MT_rightharpoonup_fill:{\phantom{#1}}{#2}$}%
+ \setbox0=\hbox{%
+ $\ext@arrow 0359\MT_leftharpoondown_fill:{#1}{\phantom{#2}}$}%
+ \kern-\wd0 \lower.22ex\box0}}
+\providecommand*\xhookleftarrow[2][]{%
+ \ext@arrow 3095\MT_hookleft_fill:{#1}{#2}}
+\def\MT_hookleft_fill:{%
+ \arrowfill@\leftarrow\relbar{\relbar\joinrel\rhook}}
+\providecommand*\xhookrightarrow[2][]{%
+ \ext@arrow 3095\MT_hookright_fill:{#1}{#2}}
+\def\MT_hookright_fill:{%
+ \arrowfill@{\lhook\joinrel\relbar}\relbar\rightarrow}
+\providecommand*\xmapsto[2][]{%
+ \ext@arrow 0395\MT_mapsto_fill:{#1}{#2}}
+\def\MT_mapsto_fill:{%
+ \arrowfill@{\mapstochar\relbar}\relbar\rightarrow}
+\providecommand*\underbracket{
+ \@ifnextchar[
+ {\MT_underbracket_I:w}
+ {\MT_underbracket_I:w[\l_MT_bracketheight_fdim]}}
+\def\MT_underbracket_I:w[#1]{
+ \@ifnextchar[
+ {\MT_underbracket_II:w[#1]}
+ {\MT_underbracket_II:w[#1][.7\fontdimen5\textfont2]}}
+\def\MT_underbracket_II:w[#1][#2]#3{%
+ \mathop{\vtop{\m@th\ialign{##
+ \crcr
+ $\hfil\displaystyle{#3}\hfil$%
+ \crcr
+ \noalign{\kern .2\fontdimen5\textfont2 \nointerlineskip}%
+ \upbracketfill {#1}{#2}%
+ \crcr}}}
+ \limits}
+\def\upbracketfill#1#2{%
+ \sbox\z@{$\braceld$}
+ \edef\l_MT_bracketheight_fdim{\the\ht\z@}%
+ \upbracketend{#1}{#2}
+ \leaders \vrule \@height \z@ \@depth #1 \hfill
+ \upbracketend{#1}{#2}%
+}
+\def\upbracketend#1#2{\vrule \@height #2 \@width #1\relax}
+\providecommand*\overbracket{
+ \@ifnextchar[
+ {\MT_overbracket_I:w}
+ {\MT_overbracket_I:w[\l_MT_bracketheight_fdim]}}
+\def\MT_overbracket_I:w[#1]{
+ \@ifnextchar[
+ {\MT_overbracket_II:w[#1]}
+ {\MT_overbracket_II:w[#1][.7\fontdimen5\textfont2]}}
+\def\MT_overbracket_II:w[#1][#2]#3{%
+ \mathop{\vbox{\m@th\ialign{##
+ \crcr
+ \downbracketfill{#1}{#2}%
+ \crcr
+ \noalign{\kern .2\fontdimen5\textfont2 \nointerlineskip}%
+ $\hfil\displaystyle{#3}\hfil$
+ \crcr}}}%
+ \limits}
+\def\downbracketfill#1#2{%
+ \sbox\z@{$\braceld$}\edef\l_MT_bracketheight_fdim{\the\ht\z@}
+ \downbracketend{#1}{#2}
+ \leaders \vrule \@height #1 \@depth \z@ \hfill
+ \downbracketend{#1}{#2}%
+}
+\def\downbracketend#1#2{\vrule \@width #1\@depth #2\relax}
+\MH_let:NwN \LaTeXunderbrace \underbrace
+\def\underbrace#1{\mathop{\vtop{\m@th\ialign{##\crcr
+ $\hfil\displaystyle{#1}\hfil$\crcr
+ \noalign{\kern.7\fontdimen5\textfont2\nointerlineskip}%
+ \upbracefill\crcr\noalign{\kern.5\fontdimen5\textfont2}}}}\limits}
+\MH_let:NwN \LaTeXoverbrace \overbrace
+\def\overbrace#1{\mathop{\vbox{\m@th\ialign{##\crcr
+ \noalign{\kern.5\fontdimen5\textfont2}%
+ \downbracefill\crcr
+ \noalign{\kern.7\fontdimen5\textfont2\nointerlineskip}%
+ $\hfil\displaystyle{#1}\hfil$\crcr}}}\limits}
+\providecommand*\lparen{(}
+\providecommand*\rparen{)}
+
+\def\vcentcolon{\mathrel{\mathop\ordinarycolon}}
+\begingroup
+ \catcode`\:=\active
+ \lowercase{\endgroup
+ \ifnum\mathcode`\:=32768\relax
+ \let\ordinarycolon= :%
+ \else
+ \mathchardef\ordinarycolon\mathcode`\: %
+ \fi
+ \let :\vcentcolon
+ }
+\MH_new_boolean:n {center_colon}
+\define@key{\MT_options_name:}{centercolon}[true]{
+ \@ifundefined{MT_active_colon_#1:}
+ { \MT_true_false_error:n
+ \@nameuse{MT_active_colon_false:}
+ }
+ { \@nameuse{MT_active_colon_#1:} }
+}
+\def\MT_active_colon_true: {
+ \MH_if_boolean:nF {center_colon}{
+ \MH_set_boolean_T:n {center_colon}
+ \edef\MT_active_colon_false:
+ {\mathcode`\noexpand\:=\the\mathcode`\:\relax}
+ \mathcode`\:=32768
+ }
+}
+\AtBeginDocument{
+ \providecommand*\dblcolon{\vcentcolon\mkern-.9mu\vcentcolon}
+ \providecommand*\coloneqq{\vcentcolon\mkern-1.2mu=}
+ \providecommand*\Coloneqq{\dblcolon\mkern-1.2mu=}
+ \providecommand*\coloneq{\vcentcolon\mkern-1.2mu\mathrel{-}}
+ \providecommand*\Coloneq{\dblcolon\mkern-1.2mu\mathrel{-}}
+ \providecommand*\eqqcolon{=\mkern-1.2mu\vcentcolon}
+ \providecommand*\Eqqcolon{=\mkern-1.2mu\dblcolon}
+ \providecommand*\eqcolon{\mathrel{-}\mkern-1.2mu\vcentcolon}
+ \providecommand*\Eqcolon{\mathrel{-}\mkern-1.2mu\dblcolon}
+ \providecommand*\colonapprox{\vcentcolon\mkern-1.2mu\approx}
+ \providecommand*\Colonapprox{\dblcolon\mkern-1.2mu\approx}
+ \providecommand*\colonsim{\vcentcolon\mkern-1.2mu\sim}
+ \providecommand*\Colonsim{\dblcolon\mkern-1.2mu\sim}
+}
+\MH_new_boolean:n {mult_firstline}
+\MH_new_boolean:n {outer_mult}
+\newcount\g_MT_multlinerow_int
+\newdimen\l_MT_multwidth_dim
+\newcommand*\MT_test_for_tcb_other:nnnnn [1]{
+ \if:w t#1\relax
+ \expandafter\MH_use_choice_i:nnnn
+ \else:
+ \if:w c#1\relax
+ \expandafter\expandafter\expandafter\MH_use_choice_ii:nnnn
+ \else:
+ \if:w b#1\relax
+ \expandafter\expandafter\expandafter
+ \expandafter\expandafter\expandafter\expandafter
+ \MH_use_choice_iii:nnnn
+ \else:
+ \expandafter\expandafter\expandafter
+ \expandafter\expandafter\expandafter\expandafter
+ \MH_use_choice_iv:nnnn
+ \fi:
+ \fi:
+ \fi:
+}
+\def\MT_mult_invisible_line: {
+ \crcr
+ \global\MH_set_boolean_F:n {mult_firstline}
+ \hbox to \l_MT_multwidth_dim{}\crcr
+ \noalign{\vskip-\baselineskip \vskip-\normallineskip}
+}
+\def\MT_mult_mathcr_atat:w [#1]{%
+ \if_num:w 0=`{\fi: \iffalse}\fi:
+ \MH_if_boolean:nT {mult_firstline}{
+ \kern\l_MT_mult_left_fdim
+ \MT_mult_invisible_line:
+ }
+ \crcr
+ \noalign{\vskip#1\relax}
+ \global\advance\g_MT_multlinerow_int\@ne
+ \if_num:w \g_MT_multlinerow_int=\l_MT_multline_lastline_fint
+ \MH_let:NwN \math@cr@@\MT_mult_last_mathcr:w
+ \fi:
+}
+\def\MT_mult_firstandlast_mathcr:w [#1]{%
+ \if_num:w 0=`{\fi: \iffalse}\fi:
+ \kern\l_MT_mult_left_fdim
+ \MT_mult_invisible_line:
+ \noalign{\vskip#1\relax}
+ \kern\l_MT_mult_right_fdim
+}
+\def\MT_mult_last_mathcr:w [#1]{
+ \if_num:w 0=`{\fi: \iffalse}\fi:\math@cr@@@
+ \noalign{\vskip#1\relax}
+ \kern\l_MT_mult_right_fdim}
+\newcommand\MT_start_mult:N [1]{
+ \MT_test_for_tcb_other:nnnnn {#1}
+ { \MH_let:NwN \MT_next:\vtop }
+ { \MH_let:NwN \MT_next:\vcenter }
+ { \MH_let:NwN \MT_next:\vbox }
+ {
+ \PackageError{mathtools}
+ {Invalid~ position~ specifier.~ I'll~ try~ to~ recover~ with~
+ `c'}\@ehc
+ }
+ \collect@body\MT_mult_internal:n
+}
+\newcommand*\MT_shoveright:wn [2][0pt]{%
+ #2\hfilneg
+ \setlength\@tempdima{#1}
+ \kern\@tempdima
+}
+\newcommand*\MT_shoveleft:wn [2][0pt]{%
+ \hfilneg
+ \setlength\@tempdima{#1}
+ \kern\@tempdima
+ #2
+}
+\newcommand*\MT_mult_internal:n [1]{
+ \MH_if_boolean:nF {outer_mult}{\null\,}
+ \MT_next:
+ \bgroup
+ \Let@
+ \def\l_MT_multline_lastline_fint{0 }
+ \chardef\dspbrk@context\@ne \restore@math@cr
+ \MH_let:NwN \math@cr@@\MT_mult_mathcr_atat:w
+ \MH_let:NwN \shoveleft\MT_shoveleft:wn
+ \MH_let:NwN \shoveright\MT_shoveright:wn
+ \spread@equation
+ \MH_set_boolean_F:n {mult_firstline}
+ \MT_measure_mult:n {#1}
+ \if_dim:w \l_MT_multwidth_dim<\l_MT_multline_measure_fdim
+ \MH_setlength:dn \l_MT_multwidth_dim{\l_MT_multline_measure_fdim}
+ \fi
+ \MH_set_boolean_T:n {mult_firstline}
+ \if_num:w \l_MT_multline_lastline_fint=\@ne
+ \MH_let:NwN \math@cr@@ \MT_mult_firstandlast_mathcr:w
+ \fi:
+ \ialign\bgroup
+ \hfil\strut@$\m@th\displaystyle{}##$\hfil
+ \crcr
+ \hfilneg
+ #1
+}
+\newcommand\MT_measure_mult:n [1]{
+ \begingroup
+ \g_MT_multlinerow_int\@ne
+ \MH_let:NwN \label\MT_gobblelabel:w
+ \MH_let:NwN \tag\gobble@tag
+ \setbox\z@\vbox{
+ \ialign{\strut@$\m@th\displaystyle{}##$
+ \crcr
+ #1
+ \crcr
+ }
+ }
+ \xdef\l_MT_multline_measure_fdim{\the\wdz@}
+ \advance\g_MT_multlinerow_int\m@ne
+ \xdef\l_MT_multline_lastline_fint{\number\g_MT_multlinerow_int}
+ \endgroup
+ \g_MT_multlinerow_int\@ne
+}
+\MaybeMHPrecedingSpacesOff
+\newcommand*\MT_multlined_second_arg:w [1][\@empty]{
+ \MT_test_for_tcb_other:nnnnn {#1}
+ {\def\MT_mult_default_pos:{#1}}
+ {\def\MT_mult_default_pos:{#1}}
+ {\def\MT_mult_default_pos:{#1}}
+ {
+ \if_meaning:NN \@empty#1\@empty
+ \else:
+ \setlength \l_MT_multwidth_dim{#1}
+ \fi:
+ }
+ \MT_start_mult:N \MT_mult_default_pos:
+}
+\newenvironment{multlined}[1][]
+ {
+ \MT_test_for_tcb_other:nnnnn {#1}
+ {\def\MT_mult_default_pos:{#1}}
+ {\def\MT_mult_default_pos:{#1}}
+ {\def\MT_mult_default_pos:{#1}}
+ {
+ \if_meaning:NN \@empty#1\@empty
+ \else:
+ \setlength \l_MT_multwidth_dim{#1}
+ \fi:
+ }
+ \MT_multlined_second_arg:w
+ }
+ {
+ \hfilneg \endaligned
+ }
+\MHPrecedingSpacesOn
+\define@key{\MT_options_name:}
+ {firstline-afterskip}{\def\l_MT_mult_left_fdim{#1}}
+\define@key{\MT_options_name:}
+ {lastline-preskip}{\def\l_MT_mult_right_fdim{#1}}
+\define@key{\MT_options_name:}
+ {multlined-width}{\setlength \l_MT_multwidth_dim{#1}}
+\define@key{\MT_options_name:}
+ {multlined-pos}{\def\MT_mult_default_pos:{#1}}
+\setkeys{\MT_options_name:}{
+ firstline-afterskip=\multlinegap,
+ lastline-preskip=\multlinegap,
+ multlined-width=0pt,
+ multlined-pos=c,
+}
+\def\MT_gobblelabel:w #1{}
+\newcommand*\DeclarePairedDelimiter[3]{%
+ \@ifdefinable{#1}{
+ \edef\MT_next: {\MH_cs_to_str:N #1}
+ \@namedef{MT_delim_\MT_next: _star:}##1
+ {\left#2 ##1 \right #3}%
+ \@xp\@xp\@xp
+ \newcommand
+ \@xp\csname MT_delim_\MT_next: _nostar:\endcsname[2][\\@gobble]
+ { \edef\MT_next: {\MH_cs_to_str:N ##1}
+ \@nameuse {\MT_next: l} #2 ##2 \@nameuse {\MT_next: r} #3}
+ \newcommand{#1}{
+ \@ifstar
+ {\@nameuse{MT_delim_\MH_cs_to_str:N #1 _star:}}
+ {\@nameuse{MT_delim_\MH_cs_to_str:N #1 _nostar:}}
+ }
+ }
+}
+\def\MT_start_cases:nn #1#2{
+ \RIfM@\else
+ \nonmatherr@{\begin{\@currenvir}}%
+ \fi
+ \left\lbrace
+ \vcenter \bgroup
+ \Let@ \chardef\dspbrk@context\@ne \restore@math@cr
+ \spread@equation
+ \ialign\bgroup
+ \strut@$\m@th\displaystyle{##}$\hfil&#1\strut@
+ #2
+ \crcr
+}
+\newcommand*\newcases[3]{
+ \newenvironment{#1}
+ {\MT_start_cases:nn {#2}{#3}}
+ {\endaligned\right.}
+}
+\newcommand*\renewcases[3]{
+ \renewenvironment{#1}
+ {\MT_start_cases:nn {#2}{#3}}
+ {\endaligned\right.}
+}
+\newcases{dcases}{\quad}{$\m@th\displaystyle{##}$\hfil}
+\newcases{dcases*}{\quad}{{##}\hfil}
+\def\MT_matrix_begin:N #1{%
+ \hskip -\arraycolsep
+ \MH_let:NwN \@ifnextchar \MH_nospace_ifnextchar:Nnn
+ \array{*\c@MaxMatrixCols #1}}
+\def\MT_matrix_end:{\endarray \hskip -\arraycolsep}
+\MaybeMHPrecedingSpacesOff
+\newenvironment{matrix*}[1][c]
+ {\MT_matrix_begin:N #1}
+ {\MT_matrix_end:}
+\newenvironment{pmatrix*}[1][c]
+ {\left(\MT_matrix_begin:N #1}
+ {\MT_matrix_end:\right)}
+\newenvironment{bmatrix*}[1][c]
+ {\left[\MT_matrix_begin:N #1}
+ {\MT_matrix_end:\right]}
+\newenvironment{Bmatrix*}[1][c]
+ {\left\lbrace\MT_matrix_begin:N #1}
+ {\MT_matrix_end:\right\rbrace}
+\newenvironment{vmatrix*}[1][c]
+ {\left\lvert\MT_matrix_begin:N #1}
+ {\MT_matrix_end:\right\rvert}
+\newenvironment{Vmatrix*}[1][c]
+ {\left\lVert\MT_matrix_begin:N #1}
+ {\MT_matrix_end:\right\lVert}
+\MHPrecedingSpacesOn
+\newcommand*\smashoperator[2][lr]{
+ \def\MT_smop_use:NNNNN {\@nameuse{MT_smop_smash_#1:NNNNN}}
+ \toks@{#2}
+ \expandafter\MT_smop_get_args:wwwNnNn
+ \the\toks@\@nil\@nil\@nil\@nil\@nil\@nil\@@nil
+}
+\def\MT_smop_remove_nil_vi:N #1\@nil\@nil\@nil\@nil\@nil\@nil{#1}
+\def\MT_smop_mathop:n {\mathop}
+\def\MT_smop_limits: {\limits}
+\MH_new_boolean:n {smop_one}
+\MH_new_boolean:n {smop_two}
+\def\MT_smop_get_args:wwwNnNn #1#2#3#4#5#6#7\@@nil{%
+ \begingroup
+ \def\MT_smop_arg_A: {#1} \def\MT_smop_arg_B: {#2}
+ \def\MT_smop_arg_C: {#3} \def\MT_smop_arg_D: {#4}
+ \def\MT_smop_arg_E: {#5} \def\MT_smop_arg_F: {#6}
+ \def\MT_smop_arg_G: {#7}
+ \if_meaning:NN \MT_smop_arg_A: \MT_smop_mathop:n
+ \if_meaning:NN \MT_smop_arg_C:\MT_smop_limits:
+ \def\MT_smop_final_arg_A:{#1{#2}}%
+ \if_meaning:NN \MT_smop_arg_D: \@nnil
+ \else:
+ \MH_set_boolean_T:n {smop_one}
+ \MH_let:NwN \MT_smop_final_arg_B: \MT_smop_arg_D:
+ \MH_let:NwN \MT_smop_final_arg_C: \MT_smop_arg_E:
+ \if_meaning:NN \MT_smop_arg_F: \@nnil
+ \else:
+ \MH_set_boolean_T:n {smop_two}
+ \MH_let:NwN \MT_smop_final_arg_D: \MT_smop_arg_F:
+ \edef\MT_smop_final_arg_E:
+ {\expandafter\MT_smop_remove_nil_vi:N \MT_smop_arg_G: }
+ \fi:
+ \fi:
+ \else:
+ \def\MT_smop_final_arg_A:{#1{#2}}%
+ \if_meaning:NN \MT_smop_arg_D: \@nnil
+ \else:
+ \MH_set_boolean_T:n {smop_one}
+ \MH_let:NwN \MT_smop_final_arg_B: \MT_smop_arg_C:
+ \MH_let:NwN \MT_smop_final_arg_C: \MT_smop_arg_D:
+ \if_meaning:NN \MT_smop_arg_F: \@nnil
+ \else:
+ \MH_set_boolean_T:n {smop_two}
+ \MH_let:NwN \MT_smop_final_arg_D: \MT_smop_arg_E:
+ \MH_let:NwN \MT_smop_final_arg_E: \MT_smop_arg_F:
+ \fi:
+ \fi:
+ \fi:
+ \else:
+ \if_meaning:NN \MT_smop_arg_B:\MT_smop_limits:
+ \def\MT_smop_final_arg_A:{#1}%
+ \if_meaning:NN \MT_smop_arg_D: \@nnil
+ \else:
+ \MH_set_boolean_T:n {smop_one}
+ \MH_let:NwN \MT_smop_final_arg_B: \MT_smop_arg_C:
+ \MH_let:NwN \MT_smop_final_arg_C: \MT_smop_arg_D:
+ \if_meaning:NN \MT_smop_arg_F: \@nnil
+ \else:
+ \MH_set_boolean_T:n {smop_two}
+ \MH_let:NwN \MT_smop_final_arg_D: \MT_smop_arg_E:
+ \MH_let:NwN \MT_smop_final_arg_E: \MT_smop_arg_F:
+ \fi:
+ \fi:
+ \else:
+ \def\MT_smop_final_arg_A:{#1}%
+ \if_meaning:NN \MT_smop_arg_C: \@nnil
+ \else:
+ \MH_set_boolean_T:n {smop_one}
+ \MH_let:NwN \MT_smop_final_arg_B: \MT_smop_arg_B:
+ \MH_let:NwN \MT_smop_final_arg_C: \MT_smop_arg_C:
+ \if_meaning:NN \MT_smop_arg_D: \@nnil
+ \else:
+ \MH_set_boolean_T:n {smop_two}
+ \MH_let:NwN \MT_smop_final_arg_D: \MT_smop_arg_D:
+ \MH_let:NwN \MT_smop_final_arg_E: \MT_smop_arg_E:
+ \fi:
+ \fi:
+ \fi:
+ \fi:
+ \MH_if_boolean:nT {smop_one}{
+ \MT_smop_measure:NNNNN
+ \MT_smop_final_arg_A: \MT_smop_final_arg_B: \MT_smop_final_arg_C:
+ \MT_smop_final_arg_D: \MT_smop_final_arg_E:
+ }
+ \MT_smop_use:NNNNN
+ \MT_smop_final_arg_A: \MT_smop_final_arg_B: \MT_smop_final_arg_C:
+ \MT_smop_final_arg_D: \MT_smop_final_arg_E:
+ \endgroup
+}
+\def\MT_smop_needed_args:NNNNN #1#2#3#4#5{%
+ \displaystyle #1
+ \MH_if_boolean:nT {smop_one}{
+ \limits#2{\MT_cramped_clap_internal:Nn \scriptstyle{#3}}
+ \MH_if_boolean:nT {smop_two}{
+ #4{\MT_cramped_clap_internal:Nn \scriptstyle{#5}}
+ }
+ }
+}
+\def\MT_smop_measure:NNNNN #1#2#3#4#5{%
+ \MH_let:NwN \MT_saved_mathclap:Nn \MT_cramped_clap_internal:Nn
+ \MH_let:NwN \MT_cramped_clap_internal:Nn \@secondoftwo
+ \sbox\z@{$\m@th\MT_smop_needed_args:NNNNN #1#2#3#4#5$}
+ \MH_let:NwN \MT_cramped_clap_internal:Nn \MT_saved_mathclap:Nn
+ \sbox\tw@{$\m@th\displaystyle#1$}
+ \@tempdima=.5\wd0
+ \advance\@tempdima-.5\wd2
+}
+\def\MT_smop_smash_l:NNNNN #1#2#3#4#5{
+ \MT_smop_needed_args:NNNNN #1#2#3#4#5\kern\@tempdima
+}
+\def\MT_smop_smash_r:NNNNN #1#2#3#4#5{
+ \kern\@tempdima\MT_smop_needed_args:NNNNN #1#2#3#4#5
+}
+\def\MT_smop_smash_lr:NNNNN #1#2#3#4#5{
+ \MT_smop_needed_args:NNNNN #1#2#3#4#5
+}
+\def\MT_vphantom:Nn {\v@true\h@false\MT_internal_phantom:N}
+\def\MT_hphantom:Nn {\v@false\h@true\MT_internal_phantom:N}
+\def\MT_phantom:Nn {\v@true\h@true\MT_internal_phantom:N}
+\def\MT_internal_phantom:N #1{
+ \ifmmode
+ \expandafter\mathph@nt\expandafter#1
+ \else
+ \expandafter\makeph@nt
+ \fi
+}
+\newcommand*\adjustlimits[6]{
+ \sbox\z@{$\m@th \displaystyle #1$}
+ \sbox\tw@{$\m@th \displaystyle #4$}
+ \@tempdima=\dp\z@ \advance\@tempdima-\dp\tw@
+ \if_dim:w \@tempdima>\z@
+ \mathop{#1}\limits#2{#3}
+ \else:
+ \mathop{#1\MT_vphantom:Nn \displaystyle{#4}}\limits
+ #2{
+ \def\finsm@sh{\ht\z@\z@ \box\z@}
+ \mathsm@sh\scriptstyle{\MT_cramped_internal:Nn \scriptstyle{#3}}
+ \MT_vphantom:Nn \scriptstyle
+ {\MT_cramped_internal:Nn \scriptstyle{#6}}
+ }
+ \fi:
+ \if_dim:w \@tempdima>\z@
+ \mathop{#4\MT_vphantom:Nn \displaystyle{#1}}\limits
+ #5
+ {
+ \MT_vphantom:Nn \scriptstyle
+ {\MT_cramped_internal:Nn \scriptstyle{#3}}
+ \def\finsm@sh{\ht\z@\z@ \box\z@}
+ \mathsm@sh\scriptstyle{\MT_cramped_internal:Nn \scriptstyle{#6}}
+ }
+ \else:
+ \mathop{#4}\limits#5{#6}
+ \fi:
+}
+\def\shortintertext#1{%
+ \ifvmode\else\\\@empty\fi
+ \noalign{%
+ \penalty\postdisplaypenalty\vskip\abovedisplayshortskip
+ \vbox{\normalbaselines
+ \if_dim:w \linewidth=\columnwidth
+ \else:
+ \parshape\@ne \@totalleftmargin \linewidth
+ \fi:
+ \noindent#1\par}%
+ \penalty\predisplaypenalty\vskip\abovedisplayshortskip%
+ }%
+}
+\providecommand*\clap[1]{\hb@xt@\z@{\hss#1\hss}}
+\providecommand*\mathllap[1][\@empty]{
+ \ifx\@empty#1\@empty
+ \expandafter \mathpalette \expandafter \MT_mathllap:Nn
+ \else
+ \expandafter \MT_mathllap:Nn \expandafter #1
+ \fi
+}
+\providecommand*\mathrlap[1][\@empty]{
+ \ifx\@empty#1\@empty
+ \expandafter \mathpalette \expandafter \MT_mathrlap:Nn
+ \else
+ \expandafter \MT_mathrlap:Nn \expandafter #1
+ \fi
+}
+\providecommand*\mathclap[1][\@empty]{
+ \ifx\@empty#1\@empty
+ \expandafter \mathpalette \expandafter \MT_mathclap:Nn
+ \else
+ \expandafter \MT_mathclap:Nn \expandafter #1
+ \fi
+}
+\def\MT_mathllap:Nn #1#2{{}\llap{$\m@th#1{#2}$}}
+\def\MT_mathrlap:Nn #1#2{{}\rlap{$\m@th#1{#2}$}}
+\def\MT_mathclap:Nn #1#2{{}\clap{$\m@th#1{#2}$}}
+\providecommand*\mathmbox{\mathpalette\MT_mathmbox:nn}
+\def\MT_mathmbox:nn #1#2{\mbox{$\m@th#1#2$}}
+\providecommand*\mathmakebox{
+ \@ifnextchar[ \MT_mathmakebox_I:w
+ \mathmbox}
+\def\MT_mathmakebox_I:w[#1]{%
+ \@ifnextchar[ {\MT_mathmakebox_II:w[#1]}
+ {\MT_mathmakebox_II:w[#1][c]}}
+\def\MT_mathmakebox_II:w[#1][#2]{
+ \mathpalette{\MT_mathmakebox_III:w[#1][#2]}}
+\def\MT_mathmakebox_III:w[#1][#2]#3#4{%
+ \@begin@tempboxa\hbox{$\m@th#3#4$}%
+ \setlength\@tempdima{#1}%
+ \hbox{\hb@xt@\@tempdima{\csname bm@#2\endcsname}}%
+ \@end@tempboxa}
+\def\mathsm@sh#1#2{%
+ \setbox\z@\hbox{$\m@th#1{#2}$}{}\finsm@sh}
+\providecommand*\cramped[1][\@empty]{
+ \ifx\@empty#1\@empty
+ \expandafter \mathpalette \expandafter \MT_cramped_internal:Nn
+ \else
+ \expandafter \MT_cramped_internal:Nn \expandafter #1
+ \fi
+}
+\def\MT_cramped_internal:Nn #1#2{
+ \sbox\z@{$\m@th#1\nulldelimiterspace=\z@\radical\z@{#2}$}
+ \ifx#1\displaystyle
+ \dimen@=\fontdimen8\textfont3
+ \advance\dimen@ .25\fontdimen5\textfont2
+ \else
+ \dimen@=1.25\fontdimen8
+ \ifx#1\textstyle\textfont
+ \else
+ \ifx#1\scriptstyle
+ \scriptfont
+ \else
+ \scriptscriptfont
+ \fi
+ \fi
+ 3
+ \fi
+ \advance\dimen@-\ht\z@ \ht\z@=-\dimen@
+ \box\z@
+}
+\providecommand*\crampedllap[1][\@empty]{
+ \ifx\@empty#1\@empty
+ \expandafter \mathpalette \expandafter \MT_cramped_llap_internal:Nn
+ \else
+ \expandafter \MT_cramped_llap_internal:Nn \expandafter #1
+ \fi
+}
+\def\MT_cramped_llap_internal:Nn #1#2{
+ {}\llap{\MT_cramped_internal:Nn #1{#2}}
+}
+\providecommand*\crampedclap[1][\@empty]{
+ \ifx\@empty#1\@empty
+ \expandafter \mathpalette \expandafter \MT_cramped_clap_internal:Nn
+ \else
+ \expandafter \MT_cramped_clap_internal:Nn \expandafter #1
+ \fi
+}
+\def\MT_cramped_clap_internal:Nn #1#2{
+ {}\clap{\MT_cramped_internal:Nn #1{#2}}
+}
+\providecommand*\crampedrlap[1][\@empty]{
+ \ifx\@empty#1\@empty
+ \expandafter \mathpalette \expandafter \MT_cramped_rlap_internal:Nn
+ \else
+ \expandafter \MT_cramped_rlap_internal:Nn \expandafter #1
+ \fi
+}
+\def\MT_cramped_rlap_internal:Nn #1#2{
+ {}\rlap{\MT_cramped_internal:Nn #1{#2}}
+}
+\DeclareRobustCommand{\prescript}[3]{
+ \@mathmeasure\z@\scriptstyle{\MT_prescript_sup:{#1}}
+ \@mathmeasure\tw@\scriptstyle{\MT_prescript_sub:{#2}}
+ \if_dim:w \wd\tw@>\wd\z@
+ \setbox\z@\hbox to\wd\tw@{\hfil\unhbox\z@}
+ \else:
+ \setbox\tw@\hbox to\wd\z@{\hfil\unhbox\tw@}
+ \fi:
+ \mathop{}
+ \mathopen{\vphantom{\MT_prescript_arg:{#3}}}^{\box\z@}\sb{\box\tw@}
+ \MT_prescript_arg:{#3}
+}
+\define@key{\MT_options_name:}
+ {prescript-sup-format}{\def\MT_prescript_sup:{#1}}
+\define@key{\MT_options_name:}
+ {prescript-sub-format}{\def\MT_prescript_sub:{#1}}
+\define@key{\MT_options_name:}
+ {prescript-arg-format}{\def\MT_prescript_arg:{#1}}
+\setkeys{\MT_options_name:}{
+ prescript-sup-format={},
+ prescript-sub-format={},
+ prescript-arg-format={},
+}
+\def\@DeclareMathSizes #1#2#3#4#5{%
+ \@defaultunits\dimen@ #2pt\relax\@nnil
+ \if:w $#3$%
+ \MH_let:cN {S@\strip@pt\dimen@}\math@fontsfalse
+ \else:
+ \@defaultunits\dimen@ii #3pt\relax\@nnil
+ \@defaultunits\@tempdima #4pt\relax\@nnil
+ \@defaultunits\@tempdimb #5pt\relax\@nnil
+ \toks@{#1}%
+ \expandafter\xdef\csname S@\strip@pt\dimen@\endcsname{%
+ \gdef\noexpand\tf@size{\strip@pt\dimen@ii}%
+ \gdef\noexpand\sf@size{\strip@pt\@tempdima}%
+ \gdef\noexpand\ssf@size{\strip@pt\@tempdimb}%
+ \the\toks@
+ }%
+ \fi:
+}
+\def\MT_mathic_true: {
+ \MH_if_boolean:nF {math_italic_corr}{
+ \MH_set_boolean_T:n {math_italic_corr}
+ \MH_let:NwN \MT_begin_inlinemath: \(
+ \renewcommand*\({\relax\ifmmode\@badmath\else
+ \ifhmode
+ \if_dim:w \fontdimen\@ne\font>\z@
+ \if_dim:w \lastskip>\z@
+ \skip@\lastskip\unskip
+ \@@italiccorr
+ \hskip\skip@
+ \else:
+ \@@italiccorr
+ \fi:
+ \fi:
+ \fi:
+ $\fi:
+ }
+ }
+}
+\def\MT_mathic_false: {
+ \MH_if_boolean:nT {math_italic_corr}{
+ \MH_set_boolean_F:n {math_italic_corr}
+ \MH_let:NwN \( \MT_begin_inlinemath:
+ }
+}
+\MH_new_boolean:n {math_italic_corr}
+\define@key{\MT_options_name:}{mathic}[true]{
+ \@ifundefined{MT_mathic_#1:}
+ { \MT_true_false_error:
+ \@nameuse{MT_mathic_false:}
+ }
+ { \@nameuse{MT_mathic_#1:} }
+}
+\newenvironment{spreadlines}[1]{
+ \setlength{\jot}{#1}
+ \ignorespaces
+}{ \ignorespacesafterend }
+\MaybeMHPrecedingSpacesOff
+\newenvironment{MT_gathered_env}[1][c]{%
+ \RIfM@\else
+ \nonmatherr@{\begin{\@currenvir}}%
+ \fi
+ \null\,%
+ \if #1t\vtop \else \if#1b\vbox \else \vcenter \fi\fi \bgroup
+ \Let@ \chardef\dspbrk@context\@ne \restore@math@cr
+ \spread@equation
+ \ialign\bgroup
+ \MT_gathered_pre:
+ \strut@$\m@th\displaystyle##$
+ \MT_gathered_post:
+ \crcr
+}{%
+ \endaligned
+ \MT_gathered_env_end:
+}
+\MHPrecedingSpacesOn
+\newcommand*\newgathered[4]{
+ \newenvironment{#1}
+ { \def\MT_gathered_pre:{#2}
+ \def\MT_gathered_post:{#3}
+ \def\MT_gathered_env_end:{#4}
+ \MT_gathered_env
+ }{\endMT_gathered_env}
+}
+\newcommand*\renewgathered[4]{
+ \renewenvironment{#1}
+ { \def\MT_gathered_pre:{#2}
+ \def\MT_gathered_post:{#3}
+ \def\MT_gathered_env_end:{#4}
+ \MT_gathered_env
+ }{\endMT_gathered_env}
+}
+\newgathered{lgathered}{}{\hfil}{}
+\newgathered{rgathered}{\hfil}{}{}
+\renewgathered{gathered}{\hfil}{\hfil}{}
+\newcommand*\splitfrac[2]{%
+ \genfrac{}{}{0pt}{1}%
+ {\textstyle#1\quad\hfill}%
+ {\textstyle\hfill\quad\mathstrut#2}%
+}
+\newcommand*\splitdfrac[2]{%
+ \genfrac{}{}{0pt}{0}{#1\quad\hfill}{\hfill\quad\mathstrut #2}%
+}
+\MH_if_boolean:nT {fixamsmath}{
+\def\place@tag{%
+ \iftagsleft@
+ \kern-\tagshift@
+ \if@fleqn
+ \if_num:w \xatlevel@=\tw@
+ \kern-\@mathmargin
+ \fi:
+ \fi:
+ \if:w 1\shift@tag\row@\relax
+ \rlap{\vbox{%
+ \normalbaselines
+ \boxz@
+ \vbox to\lineht@{}%
+ \raise@tag
+ }}%
+ \else:
+ \rlap{\boxz@}%
+ \fi:
+ \kern\displaywidth@
+ \else:
+ \kern-\tagshift@
+ \if:w 1\shift@tag\row@\relax
+ \llap{\vtop{%
+ \raise@tag
+ \normalbaselines
+ \setbox\@ne\null
+ \dp\@ne\lineht@
+ \box\@ne
+ \boxz@
+ }}%
+ \else:
+ \llap{\boxz@}%
+ \fi:
+ \fi:
+}
+\def\x@calc@shift@lf{%
+ \if_dim:w \eqnshift@=\z@
+ \global\eqnshift@\@mathmargin\relax
+ \alignsep@\displaywidth
+ \advance\alignsep@-\totwidth@
+ \if_num:w \@tempcntb=0
+ \else:
+ \global\divide\alignsep@\@tempcntb % original line
+ \fi:
+ \if_dim:w \alignsep@<\minalignsep\relax
+ \global\alignsep@\minalignsep\relax
+ \fi:
+ \fi:
+ \if_dim:w \tag@width\row@>\@tempdima
+ \saveshift@1%
+ \else:
+ \saveshift@0%
+ \fi:}%
+}
+\MaybeMHPrecedingSpacesOff
+\renewcommand\aligned@a[1][c]{\start@aligned{#1}\m@ne}
+\MHPrecedingSpacesOn
+\endinput
+%%
+%% End of file `mathtools.sty'.