diff options
Diffstat (limited to 'tex/context/base/math-arr.mkiv')
| -rw-r--r-- | tex/context/base/math-arr.mkiv | 48 |
1 files changed, 4 insertions, 44 deletions
diff --git a/tex/context/base/math-arr.mkiv b/tex/context/base/math-arr.mkiv index a9d9591a3..179e4de8a 100644 --- a/tex/context/base/math-arr.mkiv +++ b/tex/context/base/math-arr.mkiv @@ -40,48 +40,9 @@ % \smash-% % $} -\def\math_stylebuilders_fract#1#2#3#4#5#6#7% - {\begingroup - \mathsurround\zeropoint - \setbox0\hbox{$#1 #6$}% - \setbox2\hbox{$#1 #7$}% - \dimen0\wd\ifdim\wd2>\wd0 2\else 0\fi - \setbox4\hbox to \dimen0{\leaders\hbox{#4}\hss#5}% - \mathord{\vcenter{{\offinterlineskip - \hbox to \dimen0{\hss\box0\hss}% - \kern\ht4% - \hbox to \dimen0{\hss\copy4\hss}% - \kern\ht4% - \hbox to \dimen0{\hss\box2\hss}}}}% - \endgroup} - -\def\math_stylebuilders_sqrt#1#2#3#4#5% - {\begingroup - \mathsurround\zeropoint - \setbox0\hbox{$#1 #5$}% - \ht0\dimexpr1.05\ht0+\onepoint\relax - \dp0\dimexpr1.05\dp0+\onepoint\relax - \setbox4\hbox to \wd0{\mr#2\leaders\hbox{#3}\hfill#4}% - \delimitershortfall\zeropoint - \nulldelimiterspace\zeropoint - \setbox2\hbox{$\left\delimiter"0270370 \vrule \s!height\ht0 \s!depth \dp0 \s!width\zeropoint\right.$}% is this the right code point? - \mathord{\vcenter{\hbox{\copy2\rlap{\raise\dimexpr\ht2-\ht4\relax\copy4}\copy0}}}% - \endgroup} - -\def\mthfrac#1#2#3#4#5{\mathchoice - {\math_stylebuilders_frac\displaystyle \textface {#1}{#2}{#3}{#4}{#5}}% - {\math_stylebuilders_frac\textstyle \textface {#1}{#2}{#3}{#4}{#5}}% - {\math_stylebuilders_frac\scriptstyle \scriptface {#1}{#2}{#3}{#4}{#5}}% - {\math_stylebuilders_frac\scriptscriptstyle\scriptscriptface{#1}{#2}{#3}{#4}{#5}}} - -\def\mthsqrt#1#2#3{\mathchoice - {\math_stylebuilders_sqrt\displaystyle \textface{#1}{#2}{#3}}% - {\math_stylebuilders_sqrt\textstyle \textface{#1}{#2}{#3}}% - {\math_stylebuilders_sqrt\scriptstyle \textface{#1}{#2}{#3}}% - {\math_stylebuilders_sqrt\scriptscriptstyle\textface{#1}{#2}{#3}}} - -%D We next define extensible arrows. Extensible arrows are arrows that change their -%D length according to the width of the text to be placed above and below the arrow. +%D Extensible arrows are arrows that change their length according to the width of +%D the text to be placed above and below the arrow. +%D %D Since we need to define a lot of arrows, we first define some helper macros. The %D basic idea is to measure the width of the box to be placed above and below the %D arrow, and make the \quote {body} of the arrow as long as the bigger of the two @@ -398,8 +359,7 @@ %D \macros{definemathoverarrow,defineunderarrow} %D -%D These macros for define math-overarrows are adapted from \filename -%D {amsmath.sty} +%D These macros for define math-overarrows are adapted from \filename {amsmath.sty} \unexpanded\def\definemathoverarrow {\dotripleargument\math_arrows_define_over} |