diff options
Diffstat (limited to 'Master/texmf-dist/tex/context/base/math-stc.mkvi')
-rw-r--r-- | Master/texmf-dist/tex/context/base/math-stc.mkvi | 441 |
1 files changed, 374 insertions, 67 deletions
diff --git a/Master/texmf-dist/tex/context/base/math-stc.mkvi b/Master/texmf-dist/tex/context/base/math-stc.mkvi index 76a07db5c68..a879d157f27 100644 --- a/Master/texmf-dist/tex/context/base/math-stc.mkvi +++ b/Master/texmf-dist/tex/context/base/math-stc.mkvi @@ -16,6 +16,12 @@ \unprotect +%D WARNING: If the code here changes, the export needs to be checked! Stackers are rather +%D special because the order in mathml matters, so we flush in [base under over] order. We +%D also do some analysis at the \TEX\ end (passing the right variant). It's easy in the +%D export to deal with it but in the pdf stream less trivial as we don't actually analyze +%D there. + %D At some point the \MKII\ arrow mechanism has been converted to \MKIV, but we kept %D most of the logic. We now have a more generic variant dealing with extensibles. %D There are a few demands than we need to meet: @@ -78,7 +84,7 @@ {\mathstylehbox{\usemathstackerscolorparameter\c!color \Umathaccent\fam\zerocount\scratchunicode{\hskip\hsize}}} -% these delimiters are a unuseable as theu don't center for small arguments: +% these delimiters are a unuseable as they don't center for small arguments: % % $\Umathaccent 0 0 "2190{x}$ \par $\Umathaccent 0 0 "27F8{x}$\par % $\Udelimiterunder 0 "2190{x}$ \par $\Udelimiterunder 0 "27F8{x}$\par @@ -121,6 +127,18 @@ \def\math_stackers_skip_indeed#amount% {\filledhboxk{\unsetteststrut\strut\hskip#amount}} % \dontshowstruts +\let\math_stackers_start_tagged_mid\relax +\let\math_stackers_start_tagged_top\relax +\let\math_stackers_start_tagged_bot\relax +\let\math_stackers_stop_tagged \relax + +\appendtoks + \def\math_stackers_start_tagged_mid{\dostarttagged\t!mathstackermid\empty\hbox\bgroup}% + \def\math_stackers_start_tagged_top{\dostarttagged\t!mathstackertop\empty\hbox\bgroup}% + \def\math_stackers_start_tagged_bot{\dostarttagged\t!mathstackerbot\empty\hbox\bgroup}% + \def\math_stackers_stop_tagged {\egroup\dostoptagged}% +\to \everysetuptagging + %D We define a full featured command handler. \installcorenamespace {mathstackers} @@ -139,9 +157,10 @@ \c!mpoffset=.25\exheight, \c!voffset=.25\exheight, \c!hoffset=.5\emwidth, + \c!distance=\mathstackersparameter\c!voffset, % distance between symbol and base (can be different from voffset) \c!minheight=\exheight, \c!mindepth=\zeropoint, - \c!minwidth=\emwidth, + \c!minwidth=.5\emwidth, \c!order=\v!normal, \c!strut=, \c!color=, % todo: when I need it @@ -203,11 +222,11 @@ \setvalue{\??mathstackersalternative\v!mp}% {\hbox\bgroup % todo: add code key + tag - \edef\overlaywidth {\the\scratchwidth}% - \edef\overlayheight {\the\dimexpr\mathstackersparameter\c!mpheight}% - \edef\overlaydepth {\the\dimexpr\mathstackersparameter\c!mpdepth}% - \edef\overlayoffset {\the\dimexpr\mathstackersparameter\c!mpoffset}% - \edef\overlaylinewidth{\the\linewidth}% + \d_overlay_width \scratchwidth + \d_overlay_height \dimexpr\mathstackersparameter\c!mpheight + \d_overlay_depth \dimexpr\mathstackersparameter\c!mpdepth + \d_overlay_offset \dimexpr\mathstackersparameter\c!mpoffset + \d_overlay_linewidth\linewidth \edef\overlaylinecolor{\mathstackersparameter\c!color}% \edef\p_mp{\mathstackersparameter\c!mp}% \uniqueMPgraphic{\p_mp}% @@ -261,9 +280,11 @@ \fi} \unexpanded\def\math_stackers_triplet#method#category#codepoint#toptext#bottomtext% + %{\math_stackers_start_group{#category}% {\begingroup \edef\currentmathstackers{#category}% \mathstackersparameter\c!left\relax + \dostarttagged\t!mathstacker\currentmathstackers \ifmmode\math_class_by_parameter\mathstackersparameter\else\dontleavehmode\fi {\edef\p_offset {\mathstackersparameter\c!offset}% \edef\p_location {\mathstackersparameter\c!location}% @@ -311,7 +332,11 @@ \fi \scratchwidth\wd \ifdim\wd\scratchboxone>\wd\scratchboxtwo - \scratchboxone + \ifdim\wd\scratchboxone>\wd\scratchboxthree + \scratchboxone + \else + \scratchboxthree + \fi \else\ifdim\wd\scratchboxtwo>\wd\scratchboxthree \scratchboxtwo \else @@ -327,7 +352,9 @@ \advance\scratchwidth2\scratchhoffset % \ifcase#method\relax + \dostarttagged\t!mathstackermid\empty \setbox\scratchboxthree\csname\??mathstackersalternative\p_alternative\endcsname + \dostoptagged \fi % \ifdim\wd\scratchboxone<\scratchwidth @@ -370,30 +397,54 @@ \fi % \math_stackers_normalize_three - % - \math_stackers_middle\bgroup - \box\scratchboxthree - \egroup - % - \ifdim\htdp\scratchboxone>\zeropoint - \scratchoffset\dimexpr\scratchvoffset - \kern-\scratchwidth - \math_stackers_top\bgroup - \raise\dimexpr\dp\scratchboxone+\scratchheight+\scratchoffset+\scratchtopoffset\relax - \box\scratchboxone + % analysis + \ifdim\htdp\scratchboxtwo>\zeropoint + \ifdim\htdp\scratchboxone>\zeropoint + \dosettagproperty\s!subtype\t!munderover + \else + \dosettagproperty\s!subtype\t!munder + \fi + \else + \ifdim\htdp\scratchboxone>\zeropoint + \dosettagproperty\s!subtype\t!mover + \else + % brrr + \fi + \fi + % base + \math_stackers_start_tagged_mid + \math_stackers_middle\bgroup + \box\scratchboxthree \egroup + \math_stackers_stop_tagged + % under + \ifdim\htdp\scratchboxtwo>\zeropoint + \math_stackers_start_tagged_bot + \scratchoffset\scratchvoffset + \kern-\scratchwidth + \math_stackers_bottom\bgroup + \lower\dimexpr\ht\scratchboxtwo+\scratchdepth+\scratchoffset+\scratchbottomoffset\relax + \box\scratchboxtwo + \egroup + \math_stackers_stop_tagged + \fi + % over + \ifdim\htdp\scratchboxone>\zeropoint + \math_stackers_start_tagged_top + \scratchoffset\scratchvoffset + \kern-\scratchwidth + \math_stackers_top\bgroup + \raise\dimexpr\dp\scratchboxone+\scratchheight+\scratchoffset+\scratchtopoffset\relax + \box\scratchboxone + \egroup + \math_stackers_stop_tagged \fi % - \ifdim\htdp\scratchboxtwo>\zeropoint - \scratchoffset\dimexpr\scratchvoffset - \kern-\scratchwidth - \math_stackers_bottom\bgroup - \lower\dimexpr\ht\scratchboxtwo+\scratchdepth+\scratchoffset+\scratchbottomoffset\relax - \box\scratchboxtwo - \egroup - \fi}% + }% + \dostoptagged \mathstackersparameter\c!right\relax \endgroup} + %\math_stackers_start_group} \unexpanded\def\definemathextensible {\dotripleempty\math_stackers_define_normal} @@ -449,13 +500,25 @@ \def\math_class_by_parameter_indeed#1% {\csname\??mathclasses\ifcsname\??mathclasses#1\endcsname#1\fi\endcsname} -\unexpanded\def\math_stackers_make_double#top#bottom#category#codepoint#codeextra#text% +% 1 0 name n 0 | 0 1 name n 0 | 1 1 name n n + +\unexpanded\def\math_stackers_start_group#category% {\begingroup \edef\currentmathstackers{#category}% + \edef\p_limits{\mathstackersparameter\c!mathlimits}% + \ifx\p_limits\v!yes + \def\math_stackers_stop_group{\egroup\endgroup\limits}% + \mathop\bgroup + \else + \let\math_stackers_stop_group\endgroup + \fi} + +\unexpanded\def\math_stackers_make_double#top#bottom#category#codepoint#codeextra#text% + {\math_stackers_start_group{#category}% \mathstackersparameter\c!left\relax + \dostarttagged\t!mathstacker\currentmathstackers \ifmmode\math_class_by_parameter\mathstackersparameter\else\dontleavehmode\fi - {\edef\currentmathstackers{#category}% - \edef\m_math_stackers_text_middle {#text}% + {\edef\m_math_stackers_text_middle {#text}% % \edef\p_offset {\mathstackersparameter\c!offset}% \edef\p_location {\mathstackersparameter\c!location}% @@ -467,7 +530,7 @@ % \math_stackers_check_unicode{#codepoint}% % - \ifx\currentmathtext\empty + \ifx\math_stackers_middle\empty \setbox\scratchboxthree\emptyhbox \else \setmathtextbox\scratchboxthree\hbox{\math_stackers_middletext}% @@ -480,44 +543,74 @@ \fi \advance\scratchwidth2\scratchhoffset % - \setbox\scratchboxtwo \csname\??mathstackersalternative\p_alternative\endcsname + \setbox\scratchboxtwo\csname\??mathstackersalternative\p_alternative\endcsname \setbox\scratchboxthree\hbox to \scratchwidth{\hss\box\scratchboxthree\hss}% % - \math_stackers_normalize_three + \scratchunicode#codeextra\relax + \ifcase\scratchunicode\else + \setbox\scratchboxone\csname\??mathstackersalternative\p_alternative\endcsname + \fi % - \math_stackers_middle\bgroup - \box\scratchboxthree - \egroup + \math_stackers_normalize_three + % analysis + \ifcase#bottom\relax + \ifcase#top\relax + \dosettagproperty\s!subtype\t!munderover + \else + \dosettagproperty\s!subtype\t!mover + \fi + \else + \ifcase#top\relax + \dosettagproperty\s!subtype\t!munder + \else + % brrr + \fi + \fi + % base + \math_stackers_start_tagged_mid + \math_stackers_middle\bgroup + \box\scratchboxthree + \egroup + \math_stackers_stop_tagged % \ifdim\htdp\scratchboxtwo>\zeropoint - \kern-\scratchwidth - \ifcase#top\else - \math_stackers_top\bgroup - % \raise\dimexpr\scratchheight+\scratchtopoffset\relax - \raise\dimexpr\scratchheight+\mathstackersparameter\c!voffset\relax - \box\scratchboxtwo - \egroup - \fi - \scratchunicode#codeextra\relax - \ifcase\scratchunicode\else + \ifcase#bottom\else \kern-\scratchwidth - \setbox\scratchboxtwo\csname\??mathstackersalternative\p_alternative\endcsname + % under + \math_stackers_start_tagged_bot + \math_stackers_bottom\bgroup + \lower\dimexpr + \scratchdepth + +\ht\scratchboxtwo + +\mathstackersparameter\c!distance % was \c!voffset + \relax + \ifcase#top\relax + \box\scratchboxtwo + \else + \box\scratchboxone + \fi + \egroup + \math_stackers_stop_tagged \fi - \ifcase#bottom\else - \math_stackers_bottom\bgroup - % \lower\dimexpr\scratchdepth+\ht\scratchboxtwo+\scratchbottomoffset\relax - \lower\dimexpr\scratchdepth+\ht\scratchboxtwo+\mathstackersparameter\c!voffset\relax - \box\scratchboxtwo - \egroup + \ifcase#top\else + \kern-\scratchwidth + % over + \math_stackers_start_tagged_top + \math_stackers_top\bgroup + \raise\dimexpr + \scratchheight + +\dp\scratchboxtwo % new + +\mathstackersparameter\c!distance % was \c!voffset + \relax + \box\scratchboxtwo + \egroup + \math_stackers_stop_tagged \fi + % \fi}% + \dostoptagged \mathstackersparameter\c!right\relax - \edef\p_limits{\mathstackersparameter\c!mathlimits}% - \ifx\p_limits\v!yes - \expandafter\endgroup\expandafter\limits - \else - \expandafter\endgroup - \fi} + \math_stackers_stop_group} \unexpanded\def\definemathoverextensible {\dotripleempty \math_extensibles_define_over } \unexpanded\def\definemathunderextensible {\dotripleempty \math_extensibles_define_under} @@ -551,14 +644,173 @@ \def\math_stackers_handle_over[#category]% {\math_stackers_direct_double\plusone\zerocount{\iffirstargument#category\else\v!top \fi}} % will be defined later on -\def\math_stackers_handle_under[#category]#codepoint#bottomtext% +\def\math_stackers_handle_under[#category]% {\math_stackers_direct_double\zerocount\plusone{\iffirstargument#category\else\v!bottom\fi}} % will be defined later on -\def\math_stackers_handle_double[#category]#codepoint#bottomtext% +\def\math_stackers_handle_double[#category]% {\math_stackers_direct_double\plusone\plusone {\iffirstargument#category\else\v!bottom\fi}} % will be defined later on \def\math_stackers_direct_double#top#bottom#category#codepoint#text% - {\math_stackers_make_double#top#bottom{#category}{#codepoint}{#text}% + {\math_stackers_make_double#top#bottom{#category}{#codepoint}{0}{#text}% + \endgroup} + +%D A relative new one is a combination of accents and text (as needed in mathml): + +\unexpanded\def\math_stackers_make_double_text#where#category#codepoint#text#extra% + {\math_stackers_start_group{#category}% + \mathstackersparameter\c!left\relax + \dostarttagged\t!mathstacker\currentmathstackers + \ifmmode\math_class_by_parameter\mathstackersparameter\else\dontleavehmode\fi + {\edef\currentmathstackers{#category}% + % + \edef\p_offset {\mathstackersparameter\c!offset}% + \edef\p_location {\mathstackersparameter\c!location}% + \edef\p_strut {\mathstackersparameter\c!strut}% + \edef\p_alternative{\mathstackersparameter\c!alternative}% + % + \scratchleftoffset \zeropoint + \scratchrightoffset\zeropoint + % + \edef\m_math_stackers_text_middle{#text}% + \math_stackers_check_unicode{#codepoint}% + \scratchunicode#codepoint\relax + % + \ifx\math_stackers_middle\empty + \setbox\scratchboxthree\emptyhbox + \else + \setmathtextbox\scratchboxthree\hbox{\math_stackers_middletext}% + \fi + % + \ifcase#where\relax + \edef\m_math_stackers_text_top{#extra}% + \ifx\math_stackers_top\empty + \setbox\scratchboxone\emptyhbox + \else + \setmathsmalltextbox\scratchboxone\hbox{\math_stackers_toptext}% + \fi + \else + \edef\m_math_stackers_text_bottom{#extra}% + \ifx\math_stackers_bottom\empty + \setbox\scratchboxone\emptyhbox + \else + \setmathsmalltextbox\scratchboxone\hbox{\math_stackers_bottomtext}% + \fi + \fi + % + \scratchwidth\wd + \ifdim\wd\scratchboxone>\wd\scratchboxthree + \scratchboxone + \else + \scratchboxthree + \fi + \relax + \scratchdimen\mathstackersparameter\c!minwidth\relax + \ifdim\scratchwidth<\scratchdimen + \scratchwidth\scratchdimen + \fi + \advance\scratchwidth2\scratchhoffset + % + \ifdim\wd\scratchboxone<\scratchwidth + \setbox\scratchboxone\hbox to \scratchwidth{\hss\unhbox\scratchboxone\hss}% + \fi + \ifdim\wd\scratchboxthree<\scratchwidth + \setbox\scratchboxthree\hbox to \scratchwidth{\hss\unhbox\scratchboxthree\hss}% + \fi + % + \math_stackers_normalize_three + % analysis + \dosettagproperty\s!subtype\t!munderover + % base + \math_stackers_start_tagged_mid + \math_stackers_middle\bgroup + \box\scratchboxthree + \egroup + \math_stackers_stop_tagged + % + \setbox\scratchboxtwo\csname\??mathstackersalternative\p_alternative\endcsname + \kern-\scratchwidth + \ifcase#where\relax + % under + \math_stackers_start_tagged_bot + \math_stackers_bottom\bgroup + \lower\dimexpr + \scratchdepth + +\ht\scratchboxtwo + +\mathstackersparameter\c!distance + \relax + \box\scratchboxtwo % accent + \egroup + \math_stackers_stop_tagged + \kern-\scratchwidth + % over + \math_stackers_start_tagged_top + \math_stackers_top\bgroup + \raise\dimexpr + \scratchheight + +\dp\scratchboxone + +\mathstackersparameter\c!voffset + \relax + \box\scratchboxone % toptext + \egroup + \math_stackers_stop_tagged + \else + % under + \math_stackers_start_tagged_bot + \math_stackers_bottom\bgroup + \lower\dimexpr + \scratchdepth + +\ht\scratchboxone + +\mathstackersparameter\c!voffset + \relax + \box\scratchboxone % bottext + \egroup + \math_stackers_stop_tagged + \kern-\scratchwidth + % over + \math_stackers_start_tagged_top + \math_stackers_top\bgroup + \raise\dimexpr + \scratchheight + +\dp\scratchboxtwo % new + +\mathstackersparameter\c!distance + \relax + \box\scratchboxtwo % accent + \egroup + \math_stackers_stop_tagged + \fi + }% + \dostoptagged + \mathstackersparameter\c!right\relax + \math_stackers_stop_group} + +\unexpanded\def\definemathovertextextensible {\dotripleempty\math_extensibles_define_over_text } +\unexpanded\def\definemathundertextextensible{\dotripleempty\math_extensibles_define_under_text} + +\def\math_extensibles_define_over_text[#1][#2][#3]% + {\ifthirdargument + \setuevalue{#2}{\math_stackers_make_double_text\plusone {#1}{\number#3}}% + \else + \setuevalue{#1}{\math_stackers_make_double_text\plusone \noexpand\currentmathstackers{\number#2}}% + \fi} + +\def\math_extensibles_define_under_text[#1][#2][#3]% + {\ifthirdargument + \setuevalue{#2}{\math_stackers_make_double_text\zerocount{#1}{\number#3}}% + \else + \setuevalue{#1}{\math_stackers_make_double_text\zerocount\noexpand\currentmathstackers{\number#2}}% + \fi} + +\unexpanded\def\mathovertext {\begingroup\dosingleempty\math_stackers_handle_over_text } +\unexpanded\def\mathundertext{\begingroup\dosingleempty\math_stackers_handle_under_text } + +\def\math_stackers_handle_over_text[#category]% + {\math_stackers_direct_double_text\plusone {\iffirstargument#category\else\v!top \fi}} % will be defined later on + +\def\math_stackers_handle_under_text[#category]% + {\math_stackers_direct_double_text\zerocount{\iffirstargument#category\else\v!bottom\fi}} % will be defined later on + +\def\math_stackers_direct_double_text#where#category#codepoint#text#extra%% + {\math_stackers_make_double_text#where{#category}{#codepoint}{#text}{#extra}% \endgroup} %D Here is a bonus macro that takes three texts. It can be used to get consistent @@ -654,11 +906,23 @@ [\v!both] \definemathstackers - [vfenced] + [\v!vfenced] [\v!both] [\c!mathclass=\s!ord, \c!mathlimits=\v!yes] +% these are needed for mathml: + +% \setupmathstackers +% [\v!both] +% [\c!hoffset=1pt, +% \c!voffset=1pt] + +\definemathstackers + [\v!bothtext] + [\v!both] + [\c!strut=\v!yes] + % These are compatibity definitions, math only. % todo: top= bottom= middle= is nicer (compare math-fen) @@ -761,6 +1025,24 @@ \definemathextensible [\v!mathematics] [mrightleftharpoons] ["21CC] \definemathextensible [\v!mathematics] [mtriplerel] ["2261] +\definemathextensible [\v!mathematics] [eleftarrowfill] ["2190] % ["27F5] +\definemathextensible [\v!mathematics] [erightarrowfill] ["2192] % ["27F6] +\definemathextensible [\v!mathematics] [eleftrightarrowfill] ["27F7] +\definemathextensible [\v!mathematics] [etwoheadrightarrowfill] ["27F9] +\definemathextensible [\v!mathematics] [eleftharpoondownfill] ["21BD] +\definemathextensible [\v!mathematics] [eleftharpoonupfill] ["21BC] +\definemathextensible [\v!mathematics] [erightharpoondownfill] ["21C1] +\definemathextensible [\v!mathematics] [erightharpoonupfill] ["21C0] + +\definemathextensible [\v!mathematics] [eoverbarfill] ["FE33E] +\definemathextensible [\v!mathematics] [eunderbarfill] ["FE33F] +\definemathextensible [\v!mathematics] [eoverbracefill] ["FE3DE] +\definemathextensible [\v!mathematics] [eunderbracefill] ["FE3DF] +\definemathextensible [\v!mathematics] [eoverparentfill] ["FE3DC] +\definemathextensible [\v!mathematics] [eunderparentfill] ["FE3DD] +\definemathextensible [\v!mathematics] [eoverbracketfill] ["FE3B4] +\definemathextensible [\v!mathematics] [eunderbracketfill] ["FE3B5] + \definemathextensible [\v!text] [trel] ["002D] \definemathextensible [\v!text] [tequal] ["003D] \definemathextensible [\v!text] [tmapsto] ["21A6] @@ -819,23 +1101,39 @@ % alternatively we can move the original to FE* \definemathoverextensible [vfenced] [overbar] ["FE33E] % ["203E] -\definemathunderextensible [vfenced] [underbar] ["FE33F] % ["203E] +\definemathunderextensible [vfenced] [underbar] ["FE33F] % ["203E] \definemathdoubleextensible [vfenced] [doublebar] ["FE33E] ["FE33F] \definemathoverextensible [vfenced] [overbrace] ["FE3DE] % ["023DE] -\definemathunderextensible [vfenced] [underbrace] ["FE3DF] % ["023DF] +\definemathunderextensible [vfenced] [underbrace] ["FE3DF] % ["023DF] \definemathdoubleextensible [vfenced] [doublebrace] ["FE3DE] ["FE3DF] \definemathoverextensible [vfenced] [overparent] ["FE3DC] % ["023DC] -\definemathunderextensible [vfenced] [underparent] ["FE3DD] % ["023DD] +\definemathunderextensible [vfenced] [underparent] ["FE3DD] % ["023DD] \definemathdoubleextensible [vfenced] [doubleparent] ["FE3DC] ["FE3DD] \definemathoverextensible [vfenced] [overbracket] ["FE3B4] % ["023B4] -\definemathunderextensible [vfenced] [underbracket] ["FE3B5] % ["023B5] +\definemathunderextensible [vfenced] [underbracket] ["FE3B5] % ["023B5] \definemathdoubleextensible [vfenced] [doublebracket] ["FE3B4] ["FE3B5] % \unexpanded\def\mathopwithlimits#1#2{\mathop{#1{#2}}\limits} +%D For mathml: + +\definemathdoubleextensible [both] [overbarunderbar] ["FE33E] ["FE33F] +\definemathdoubleextensible [both] [overbraceunderbrace] ["FE3DE] ["FE3DF] +\definemathdoubleextensible [both] [overparentunderparent] ["FE3DC] ["FE3DD] +\definemathdoubleextensible [both] [overbracketunderbracket] ["FE3B4] ["FE3B5] + +\definemathovertextextensible [bothtext] [overbartext] ["FE33E] +\definemathundertextextensible [bothtext] [underbartext] ["FE33F] +\definemathovertextextensible [bothtext] [overbracetext] ["FE3DE] +\definemathundertextextensible [bothtext] [underbracetext] ["FE3DF] +\definemathovertextextensible [bothtext] [overparenttext] ["FE3DC] +\definemathundertextextensible [bothtext] [underparenttext] ["FE3DD] +\definemathovertextextensible [bothtext] [overbrackettext] ["FE3B4] +\definemathundertextextensible [bothtext] [underbrackettext] ["FE3B5] + %D Some bonus ones (for the moment here): \definemathstackers @@ -927,6 +1225,15 @@ \defineextensiblefiller [Leftrightarrowfill] ["27FA] \defineextensiblefiller [Leftrightarrowfill] ["27FA] +%defineextensiblefiller [overbarfill] ["FE33E] % untested +%defineextensiblefiller [underbarfill] ["FE33F] % untested +\defineextensiblefiller [overbracefill] ["FE3DE] % untested +\defineextensiblefiller [underbracefill] ["FE3DF] % untested +\defineextensiblefiller [overparentfill] ["FE3DC] % untested +\defineextensiblefiller [underparentfill] ["FE3DD] % untested +\defineextensiblefiller [overbracketfill] ["FE3B4] % untested +\defineextensiblefiller [underbracketfill] ["FE3B5] % untested + %D Extra: \unexpanded\edef\singlebond{\mathematics{\mathsurround\zeropoint\char\number"002D}} |