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-rw-r--r--tex/context/base/mkxl/math-ini.mkxl1100
1 files changed, 504 insertions, 596 deletions
diff --git a/tex/context/base/mkxl/math-ini.mkxl b/tex/context/base/mkxl/math-ini.mkxl
index 0b3bdf54d..551f3f96a 100644
--- a/tex/context/base/mkxl/math-ini.mkxl
+++ b/tex/context/base/mkxl/math-ini.mkxl
@@ -13,24 +13,6 @@
\writestatus{loading}{ConTeXt Math Macros / Initializations}
-% todo: hpack as we skip math anyway
-
-% a bit tricky way to set ... no (pseudo) registers but math hash values:
-%
-% \normalexpanded{\Umathlimitabovevgap\displaystyle=40\dimexpr\the\Umathlimitabovevgap\displaystyle\relax}
-
-% Todo in luatex maincontrol.w: also accept a number here:
-%
-% case set_math_param_cmd:
-% p = cur_chr;
-% get_token();
-% if (cur_cmd != math_style_cmd) {
-%
-% plus two new math styles: larger/smaller
-%
-% \protected\def\Umathshow#1%
-% {\hbox{\infofont(\string#1:\the#1\textstyle,\the#1\scriptstyle,\the#1\scriptscriptstyle)}}
-
%D This module provides namespaces for math fonts, thereby permitting mixed usage of
%D math fonts. Although not strictly needed, we also provide a family name mapping
%D mechanism as used in the (original) AMS math definition files, but here these
@@ -38,28 +20,22 @@
%D tried to minimize the number of definition commands and use plain \TEX\
%D definitions as fallback. We've tried to follow a couple of conventions from plain
%D and AMS math in order to achieve backward compatinility. We also kept an eye on
-%D future usage of these modules in the perspective of MathML and unicode fonts.
+%D future usage of these modules in the perspective of MathML and unicode fonts. In
+%D the meantime much has been dropped in favour of better alternatives.
%D There is a subtle issue with grouping: the \type {\begingroup} method will not
%D restore a changed mathstyle so best avoid that one. However, there are cases where
-%D we really need to use such grouping.
-
-% Weird, these fail, maybe amp is solved in a later state from char noads (needs a
-% fix in luatex):
-%
-% $\char"26$
-% $\a$
-% $\string&$
+%D we really need to use such grouping. We now have \type {\beginmathgroup} etc.
-% mathop applied to characters centers it vertically
+%D Musical timestamp for the April 2022 math (inline) snapping sub activity: eNerdā“
+%D Time Capsule 2020 a.k.a. Farewell Party for Normalcy (DSD on the squeezebox with
+%D a proper DAC connected but it can hardly keep up which also counts for me with MS
+%D testing faster than I can provide variants (www.youtube.com/watch?v=xzQCqAJNOSM).
\unprotect
%D We move these definitions into the format:
-% test [[\char948 \cldcontext{utf.char(948)}]]
-% test $[[\char948 \cldcontext{utf.char(948)}]]$
-
\registerctxluafile{math-ini}{autosuffix}
\registerctxluafile{math-dim}{autosuffix}
\registerctxluafile{math-act}{autosuffix}
@@ -204,7 +180,6 @@
+\rightbottomkernclassoptioncode
\relax
-
% obsolete
\setnewconstant\mathboxcode \zerocount
@@ -212,6 +187,9 @@
\setnewconstant\mathalphacode \zerocount
\setnewconstant\mathnothingcode \zerocount
+%D At some point we will drop these in the \LUAMETATEX\ engine becuase we have many
+%D more options there.
+
\pushoverloadmode
\untraced\permanent\protected\def\binoppenalty {\setmathpostpenalty\mathbinarycode}
\untraced\permanent\protected\def\prebinoppenalty{\setmathprepenalty \mathbinarycode}
@@ -219,12 +197,8 @@
\untraced\permanent\protected\def\prerelpenalty {\setmathprepenalty \mathrelationcode}
\popoverloadmode
-% \newcount\binoppenalty
-% \newcount\prebinoppenalty
-% \newcount\relpenalty
-% \newcount\prerelpenalty
-
-% topaccent botaccent .. but do we ever need these so they will be inlined or we need them for all
+%D These verbose commands are obsolete because there are plenty more classes in
+%D \LMTX\ than in \MKIV.
\permanent\protected\def\ordordspacing {\setmathspacing \mathordinarycode \mathordinarycode }
\permanent\protected\def\ordopspacing {\setmathspacing \mathordinarycode \mathoperatorcode }
@@ -382,7 +356,7 @@
\permanent\protected\def\accentmiddlespacing{\setmathspacing \mathaccentcode \mathmiddlecode }
\permanent\protected\def\accentaccentspacing{\setmathspacing \mathaccentcode \mathaccentcode }
-%D In the end Mikael and I prefer for this:
+%D In the end Mikael and I prefer this but we need a high level interface:
% \setmathignore\Umathspacebeforescript\plusone
% \setmathignore\Umathspaceafterscript \plusone
@@ -392,15 +366,29 @@
\mathslackmode \plusone
-\setmathoptions\mathoperatorcode \plusthree
-\setmathoptions\mathbinarycode \plusthree
-\setmathoptions\mathrelationcode \plusthree
-\setmathoptions\mathopencode \plusthree
-\setmathoptions\mathclosecode \plusthree
-\setmathoptions\mathpunctuationcode\plusthree
-\setmathoptions\mathfractioncode \plusthree
+\integerdef\defaultmathclassoptions\numexpr
+ \nopreslackclassoptioncode
+ +\nopostslackclassoptioncode
+ % +\lefttopkernclassoptioncode
+ % +\righttopkernclassoptioncode
+ % +\leftbottomkernclassoptioncode
+ % +\rightbottomkernclassoptioncode
+ % +\lookaheadforendclassoptioncode
+\relax
+
+\setmathoptions\mathbinarycode\numexpr
+ \defaultmathclassoptions
+ +\lookaheadforendclassoptioncode
+\relax
-%D For now \unknown
+\setmathoptions\mathoperatorcode \defaultmathclassoptions
+\setmathoptions\mathrelationcode \defaultmathclassoptions
+\setmathoptions\mathopencode \defaultmathclassoptions
+\setmathoptions\mathclosecode \defaultmathclassoptions
+\setmathoptions\mathpunctuationcode\defaultmathclassoptions
+\setmathoptions\mathfractioncode \defaultmathclassoptions
+
+%D For now \unknown (todo: make it adapt to style but we're in text anyway)
\permanent\protected\def\math_discretionary_plus {\discretionary class \mathbinarycode {$+$}{$+$}{$+$}}
\permanent\protected\def\math_discretionary_minus{\discretionary class \mathbinarycode {$-$}{$-$}{$-$}}
@@ -757,200 +745,403 @@
% \Umathspacingmode\allmathstyles\plusone % always pair driven
-% todo: use fullnames instead shirt ones
+% \startsetups math:spacing:presets
+% \resetmathspacing
+% % \ordordspacing \allmathstyles \zeromuskip
+% \inherited\ordopspacing \allmathstyles \thinmuskip
+% \inherited\ordbinspacing \allsplitstyles \medmuskip
+% \inherited\ordbinspacing \allscriptstyles\tinymuskip
+% \inherited\ordrelspacing \allsplitstyles \thickmuskip
+% \inherited\ordrelspacing \allscriptstyles\tinymuskip
+% % \inherited\ordopenspacing \allmathstyles \zeromuskip
+% \inherited\ordmiddlespacing \allsplitstyles \medmuskip
+% \inherited\ordmiddlespacing \allscriptstyles\tinymuskip
+% % \inherited\ordclosespacing \allmathstyles \zeromuskip
+% % \inherited\ordpunctspacing \allmathstyles \zeromuskip
+% \inherited\ordinnerspacing \allsplitstyles \thinmuskip
+% \inherited\ordinnerspacing \allscriptstyles\tinymuskip
+% \inherited\ordfracspacing \allmathstyles \tinymuskip
+% \inherited\ordradspacing \allmathstyles \tinymuskip
+% \inherited\opordspacing \allmathstyles \thinmuskip
+% \inherited\opopspacing \allmathstyles \thinmuskip
+% % \inherited \opbinspacing \allmathstyles \zeromuskip
+% \inherited\oprelspacing \allsplitstyles \thickmuskip
+% \inherited\oprelspacing \allscriptstyles\tinymuskip
+% % \inherited\opopenspacing \allmathstyles \zeromuskip
+% \inherited\opmiddlespacing \allsplitstyles \medmuskip
+% \inherited\opmiddlespacing \allscriptstyles\tinymuskip
+% % \inherited\opclosespacing \allmathstyles \zeromuskip
+% % \inherited\oppunctspacing \allmathstyles \zeromuskip
+% \inherited\opinnerspacing \allsplitstyles \thinmuskip
+% \inherited\opinnerspacing \allscriptstyles\tinymuskip
+% \inherited\opfracspacing \allmathstyles \thinmuskip
+% \inherited\opradspacing \allmathstyles \thinmuskip
+% \inherited\binordspacing \allsplitstyles \medmuskip
+% \inherited\binordspacing \allscriptstyles\tinymuskip
+% \inherited\binopspacing \allsplitstyles \medmuskip
+% \inherited\binopspacing \allscriptstyles\tinymuskip
+% % \inherited\binbinspacing \allmathstyles \zeromuskip
+% % \inherited\binrelspacing \allmathstyles \zeromuskip
+% \inherited\binopenspacing \allsplitstyles \medmuskip
+% \inherited\binopenspacing \allscriptstyles\tinymuskip
+% \inherited\binmiddlespacing \allsplitstyles \medmuskip
+% \inherited\binmiddlespacing \allscriptstyles\tinymuskip
+% % \inherited\binclosespacing \allmathstyles \zeromuskip
+% % \inherited\binpunctspacing \allmathstyles \zeromuskip
+% \inherited\bininnerspacing \allsplitstyles \medmuskip
+% \inherited\bininnerspacing \allscriptstyles\tinymuskip
+% \inherited\binfracspacing \allsplitstyles \medmuskip
+% \inherited\binfracspacing \allscriptstyles\tinymuskip
+% \inherited\binradspacing \allsplitstyles \medmuskip
+% \inherited\binradspacing \allscriptstyles\tinymuskip
+% \inherited\relordspacing \allsplitstyles \thickmuskip
+% \inherited\relordspacing \allscriptstyles\tinymuskip
+% \inherited\relopspacing \allsplitstyles \thickmuskip
+% \inherited\relopspacing \allscriptstyles\tinymuskip
+% % \inherited\relbinspacing \allmathstyles \zeromuskip
+% % \inherited\relrelspacing \allmathstyles \zeromuskip
+% \inherited\relopenspacing \allsplitstyles \thickmuskip
+% \inherited\relopenspacing \allscriptstyles\tinymuskip
+% \inherited\relmiddlespacing \allsplitstyles \thickmuskip
+% \inherited\relmiddlespacing \allscriptstyles\thinmuskip
+% % \inherited\relclosespacing \allmathstyles \zeromuskip
+% % \inherited\relpunctspacing \allmathstyles \zeromuskip
+% \inherited\relinnerspacing \allsplitstyles \thickmuskip
+% \inherited\relinnerspacing \allscriptstyles\tinymuskip
+% \inherited\relfracspacing \allsplitstyles \thickmuskip
+% \inherited\relfracspacing \allscriptstyles\tinymuskip
+% \inherited\relradspacing \allsplitstyles \thickmuskip
+% \inherited\relradspacing \allscriptstyles\tinymuskip
+% % \inherited\openordspacing \allmathstyles \zeromuskip
+% % \inherited\openopspacing \allmathstyles \zeromuskip
+% % \inherited\openbinspacing \allmathstyles \zeromuskip
+% % \inherited\openrelspacing \allmathstyles \zeromuskip
+% % \inherited\openopenspacing \allmathstyles \zeromuskip
+% % \inherited\openmiddlespacing \allmathstyles \zeromuskip
+% % \inherited\openclosespacing \allmathstyles \zeromuskip
+% % \inherited\openpunctspacing \allmathstyles \zeromuskip
+% % \inherited\openinnerspacing \allmathstyles \zeromuskip
+% \inherited\openfracspacing \allmathstyles \tinymuskip
+% % \inherited\openradspacing \allmathstyles \zeromuskip
+% % \inherited\closeordspacing \allmathstyles \zeromuskip
+% \inherited\closeopspacing \allmathstyles \thinmuskip
+% \inherited\closebinspacing \allsplitstyles \medmuskip
+% \inherited\closebinspacing \allscriptstyles\tinymuskip
+% \inherited\closerelspacing \allsplitstyles \thickmuskip
+% \inherited\closerelspacing \allscriptstyles\tinymuskip
+% % \inherited\closeopenspacing \allmathstyles \zeromuskip
+% % \inherited\closemiddlespacing \allmathstyles \zeromuskip
+% % \inherited\closeclosespacing \allmathstyles \zeromuskip
+% % \inherited\closepunctspacing \allmathstyles \zeromuskip
+% \inherited\closeinnerspacing \allsplitstyles \thinmuskip
+% \inherited\closeinnerspacing \allscriptstyles\tinymuskip
+% \inherited\closefracspacing \allsplitstyles \thinmuskip
+% \inherited\closefracspacing \allscriptstyles\tinymuskip
+% % \inherited\closeradspacing \allmathstyles \zeromuskip
+% \inherited\punctordspacing \allsplitstyles \thinmuskip
+% \inherited\punctordspacing \allscriptstyles\tinymuskip
+% \inherited\punctopspacing \allsplitstyles \thinmuskip
+% \inherited\punctopspacing \allscriptstyles\tinymuskip
+% % \inherited\punctbinspacing \allmathstyles \zeromuskip
+% \inherited\punctrelspacing \allsplitstyles \thinmuskip
+% \inherited\punctrelspacing \allscriptstyles\tinymuskip
+% \inherited\punctopenspacing \allsplitstyles \thinmuskip
+% \inherited\punctopenspacing \allscriptstyles\tinymuskip
+% \inherited\punctmiddlespacing \allsplitstyles \thinmuskip
+% \inherited\punctmiddlespacing \allscriptstyles\tinymuskip
+% \inherited\punctclosespacing \allsplitstyles \thinmuskip
+% \inherited\punctclosespacing \allscriptstyles\tinymuskip
+% \inherited\punctpunctspacing \allsplitstyles \thinmuskip
+% \inherited\punctpunctspacing \allscriptstyles\tinymuskip
+% \inherited\punctinnerspacing \allsplitstyles \thinmuskip
+% \inherited\punctinnerspacing \allscriptstyles\tinymuskip
+% \inherited\punctfracspacing \allsplitstyles \thinmuskip
+% \inherited\punctfracspacing \allscriptstyles\tinymuskip
+% \inherited\punctradspacing \allsplitstyles \thinmuskip
+% \inherited\punctradspacing \allscriptstyles\tinymuskip
+% \inherited\innerordspacing \allsplitstyles \thinmuskip
+% \inherited\innerordspacing \allscriptstyles\tinymuskip
+% \inherited\inneropspacing \allmathstyles \thinmuskip
+% \inherited\innerbinspacing \allsplitstyles \medmuskip
+% \inherited\innerbinspacing \allscriptstyles\tinymuskip
+% \inherited\innerrelspacing \allsplitstyles \thickmuskip
+% \inherited\innerrelspacing \allscriptstyles\tinymuskip
+% \inherited\inneropenspacing \allsplitstyles \thinmuskip
+% \inherited\inneropenspacing \allscriptstyles\tinymuskip
+% \inherited\innermiddlespacing \allsplitstyles \thinmuskip
+% \inherited\innermiddlespacing \allscriptstyles\tinymuskip
+% % \inherited\innerclosespacing \allmathstyles \zeromuskip
+% \inherited\innerpunctspacing \allsplitstyles \thinmuskip
+% \inherited\innerpunctspacing \allscriptstyles\tinymuskip
+% \inherited\innerinnerspacing \allsplitstyles \thinmuskip
+% \inherited\innerinnerspacing \allscriptstyles\tinymuskip
+% \inherited\innerfracspacing \allsplitstyles \thinmuskip
+% \inherited\innerfracspacing \allscriptstyles\tinymuskip
+% \inherited\innerradspacing \allsplitstyles \thinmuskip
+% \inherited\innerradspacing \allscriptstyles\tinymuskip
+% \inherited\fracordspacing \allmathstyles \tinymuskip
+% \inherited\fracopspacing \allmathstyles \thinmuskip
+% \inherited\fracbinspacing \allsplitstyles \medmuskip
+% \inherited\fracbinspacing \allscriptstyles\tinymuskip
+% \inherited\fracrelspacing \allsplitstyles \thickmuskip
+% \inherited\fracrelspacing \allscriptstyles\tinymuskip
+% \inherited\fracopenspacing \allsplitstyles \thinmuskip
+% \inherited\fracopenspacing \allscriptstyles\tinymuskip
+% \inherited\fracmiddlespacing \allsplitstyles \medmuskip
+% \inherited\fracmiddlespacing \allscriptstyles\tinymuskip
+% \inherited\fracclosespacing \allmathstyles \tinymuskip
+% % \inherited\fracpunctspacing \allmathstyles \zeromuskip
+% \inherited\fracinnerspacing \allsplitstyles \thinmuskip
+% \inherited\fracinnerspacing \allscriptstyles\tinymuskip
+% \inherited\fracfracspacing \allsplitstyles \thinmuskip
+% \inherited\fracfracspacing \allscriptstyles\tinymuskip
+% \inherited\fracradspacing \allmathstyles \tinymuskip
+% \inherited\radordspacing \allsplitstyles \tinymuskip
+% \inherited\radopspacing \allmathstyles \thinmuskip
+% \inherited\radbinspacing \allsplitstyles \medmuskip
+% \inherited\radbinspacing \allscriptstyles\tinymuskip
+% \inherited\radrelspacing \allsplitstyles \thickmuskip
+% \inherited\radrelspacing \allscriptstyles\tinymuskip
+% % \inherited\radopenspacing \allmathstyles \zeromuskip
+% % \inherited\radmiddlespacing \allmathstyles \zeromuskip
+% % \inherited\radclosespacing \allmathstyles \zeromuskip
+% % \inherited\radpunctspacing \allmathstyles \zeromuskip
+% \inherited\radinnerspacing \allsplitstyles \thinmuskip
+% \inherited\radinnerspacing \allscriptstyles\tinymuskip
+% \inherited\radfracspacing \allmathstyles \tinymuskip
+% \inherited\radradspacing \allmathstyles \tinymuskip
+% \inherited\middleordspacing \allsplitstyles \medmuskip
+% \inherited\middleordspacing \allscriptstyles\tinymuskip
+% \inherited\middleopspacing \allmathstyles \thinmuskip
+% \inherited\middlebinspacing \allsplitstyles \medmuskip
+% \inherited\middlebinspacing \allscriptstyles\tinymuskip
+% \inherited\middlerelspacing \allsplitstyles \thickmuskip
+% \inherited\middlerelspacing \allscriptstyles\tinymuskip
+% % \inherited\middleopenspacing \allmathstyles \zeromuskip
+% % \inherited\middlemiddlespacing \allmathstyles \zeromuskip
+% % \inherited\middleclosespacing \allmathstyles \zeromuskip
+% % \inherited\middlepunctspacing \allmathstyles \zeromuskip
+% \inherited\middleinnerspacing \allsplitstyles \thinmuskip
+% \inherited\middleinnerspacing \allscriptstyles\tinymuskip
+% \inherited\middlefracspacing \allsplitstyles \medmuskip
+% \inherited\middlefracspacing \allscriptstyles\tinymuskip
+% % \inherited\middleradspacing \allmathstyles \zeromuskip
+% %
+% \inherited\setmathspacing \mathclosecode \mathdifferentialcode \allsplitstyles \thinmuskip
+% \inherited\setmathspacing \mathclosecode \mathdifferentialcode \allscriptstyles \tinymuskip
+% \inherited\setmathspacing \mathordinarycode \mathdifferentialcode \allsplitstyles \thinmuskip
+% \inherited\setmathspacing \mathordinarycode \mathdifferentialcode \allscriptstyles \tinymuskip
+% \inherited\setmathspacing \mathfactorialcode \mathordinarycode \allsplitstyles \thinmuskip
+% \inherited\setmathspacing \mathfactorialcode \mathordinarycode \allscriptstyles \tinymuskip
+% \inherited\setmathspacing \mathfactorialcode \mathfactorialcode \allmathstyles \zeromuskip
+% %
+% \inherited\setmathspacing \mathopencode \mathconstructcode \allmathstyles \thinmuskip
+% \inherited\setmathspacing \mathconstructcode \mathclosecode \allmathstyles \thinmuskip
+% \stopsetups
\startsetups math:spacing:presets
\resetmathspacing
- % \ordordspacing \allmathstyles \zeromuskip
- \inherited\ordopspacing \allmathstyles \thinmuskip
- \inherited\ordbinspacing \allsplitstyles \medmuskip
- \inherited\ordbinspacing \allscriptstyles\tinymuskip
- \inherited\ordrelspacing \allsplitstyles \thickmuskip
- \inherited\ordrelspacing \allscriptstyles\tinymuskip
- % \inherited\ordopenspacing \allmathstyles \zeromuskip
- \inherited\ordmiddlespacing \allsplitstyles \medmuskip
- \inherited\ordmiddlespacing \allscriptstyles\tinymuskip
- % \inherited\ordclosespacing \allmathstyles \zeromuskip
- % \inherited\ordpunctspacing \allmathstyles \zeromuskip
- \inherited\ordinnerspacing \allsplitstyles \thinmuskip
- \inherited\ordinnerspacing \allscriptstyles\tinymuskip
- \inherited\ordfracspacing \allmathstyles \tinymuskip
- \inherited\ordradspacing \allmathstyles \tinymuskip
- \inherited\opordspacing \allmathstyles \thinmuskip
- \inherited\opopspacing \allmathstyles \thinmuskip
- %%\inherited \opbinspacing \allmathstyles \zeromuskip
- \inherited\oprelspacing \allsplitstyles \thickmuskip
- \inherited\oprelspacing \allscriptstyles\tinymuskip
- % \inherited\opopenspacing \allmathstyles \zeromuskip
- \inherited\opmiddlespacing \allsplitstyles \medmuskip
- \inherited\opmiddlespacing \allscriptstyles\tinymuskip
- % \inherited\opclosespacing \allmathstyles \zeromuskip
- % \inherited\oppunctspacing \allmathstyles \zeromuskip
- \inherited\opinnerspacing \allsplitstyles \thinmuskip
- \inherited\opinnerspacing \allscriptstyles\tinymuskip
- \inherited\opfracspacing \allmathstyles \thinmuskip
- \inherited\opradspacing \allmathstyles \thinmuskip
- \inherited\binordspacing \allsplitstyles \medmuskip
- \inherited\binordspacing \allscriptstyles\tinymuskip
- \inherited\binopspacing \allsplitstyles \medmuskip
- \inherited\binopspacing \allscriptstyles\tinymuskip
- %% \inherited\binbinspacing \allmathstyles \zeromuskip
- %% \inherited\binrelspacing \allmathstyles \zeromuskip
- \inherited\binopenspacing \allsplitstyles \medmuskip
- \inherited\binopenspacing \allscriptstyles\tinymuskip
- \inherited\binmiddlespacing \allsplitstyles \medmuskip
- \inherited\binmiddlespacing \allscriptstyles\tinymuskip
- %% \inherited\binclosespacing \allmathstyles \zeromuskip
- %% \inherited\binpunctspacing \allmathstyles \zeromuskip
- \inherited\bininnerspacing \allsplitstyles \medmuskip
- \inherited\bininnerspacing \allscriptstyles\tinymuskip
- \inherited\binfracspacing \allsplitstyles \medmuskip
- \inherited\binfracspacing \allscriptstyles\tinymuskip
- \inherited\binradspacing \allsplitstyles \medmuskip
- \inherited\binradspacing \allscriptstyles\tinymuskip
- \inherited\relordspacing \allsplitstyles \thickmuskip
- \inherited\relordspacing \allscriptstyles\tinymuskip
- \inherited\relopspacing \allsplitstyles \thickmuskip
- \inherited\relopspacing \allscriptstyles\tinymuskip
- %% \inherited\relbinspacing \allmathstyles \zeromuskip
- % \inherited\relrelspacing \allmathstyles \zeromuskip
- \inherited\relopenspacing \allsplitstyles \thickmuskip
- \inherited\relopenspacing \allscriptstyles\tinymuskip
- \inherited\relmiddlespacing \allsplitstyles \thickmuskip
- \inherited\relmiddlespacing \allscriptstyles\thinmuskip
- % \inherited\relclosespacing \allmathstyles \zeromuskip
- % \inherited\relpunctspacing \allmathstyles \zeromuskip
- \inherited\relinnerspacing \allsplitstyles \thickmuskip
- \inherited\relinnerspacing \allscriptstyles\tinymuskip
- \inherited\relfracspacing \allsplitstyles \thickmuskip
- \inherited\relfracspacing \allscriptstyles\tinymuskip
- \inherited\relradspacing \allsplitstyles \thickmuskip
- \inherited\relradspacing \allscriptstyles\tinymuskip
- % \inherited\openordspacing \allmathstyles \zeromuskip
- % \inherited\openopspacing \allmathstyles \zeromuskip
- %% \inherited\openbinspacing \allmathstyles \zeromuskip
- % \inherited\openrelspacing \allmathstyles \zeromuskip
- % \inherited\openopenspacing \allmathstyles \zeromuskip
- % \inherited\openmiddlespacing \allmathstyles \zeromuskip
- % \inherited\openclosespacing \allmathstyles \zeromuskip
- % \inherited\openpunctspacing \allmathstyles \zeromuskip
- % \inherited\openinnerspacing \allmathstyles \zeromuskip
- \inherited\openfracspacing \allmathstyles \tinymuskip
- % \inherited\openradspacing \allmathstyles \zeromuskip
- % \inherited\closeordspacing \allmathstyles \zeromuskip
- \inherited\closeopspacing \allmathstyles \thinmuskip
- \inherited\closebinspacing \allsplitstyles \medmuskip
- \inherited\closebinspacing \allscriptstyles\tinymuskip
- \inherited\closerelspacing \allsplitstyles \thickmuskip
- \inherited\closerelspacing \allscriptstyles\tinymuskip
- % \inherited\closeopenspacing \allmathstyles \zeromuskip
- % \inherited\closemiddlespacing \allmathstyles \zeromuskip
- % \inherited\closeclosespacing \allmathstyles \zeromuskip
- % \inherited\closepunctspacing \allmathstyles \zeromuskip
- \inherited\closeinnerspacing \allsplitstyles \thinmuskip
- \inherited\closeinnerspacing \allscriptstyles\tinymuskip
- \inherited\closefracspacing \allsplitstyles \thinmuskip
- \inherited\closefracspacing \allscriptstyles\tinymuskip
- % \inherited\closeradspacing \allmathstyles \zeromuskip
- \inherited\punctordspacing \allsplitstyles \thinmuskip
- \inherited\punctordspacing \allscriptstyles\tinymuskip
- \inherited\punctopspacing \allsplitstyles \thinmuskip
- \inherited\punctopspacing \allscriptstyles\tinymuskip
- % \inherited\punctbinspacing \allmathstyles \zeromuskip
- \inherited\punctrelspacing \allsplitstyles \thinmuskip
- \inherited\punctrelspacing \allscriptstyles\tinymuskip
- \inherited\punctopenspacing \allsplitstyles \thinmuskip
- \inherited\punctopenspacing \allscriptstyles\tinymuskip
- \inherited\punctmiddlespacing \allsplitstyles \thinmuskip
- \inherited\punctmiddlespacing \allscriptstyles\tinymuskip
- \inherited\punctclosespacing \allsplitstyles \thinmuskip
- \inherited\punctclosespacing \allscriptstyles\tinymuskip
- \inherited\punctpunctspacing \allsplitstyles \thinmuskip
- \inherited\punctpunctspacing \allscriptstyles\tinymuskip
- \inherited\punctinnerspacing \allsplitstyles \thinmuskip
- \inherited\punctinnerspacing \allscriptstyles\tinymuskip
- \inherited\punctfracspacing \allsplitstyles \thinmuskip
- \inherited\punctfracspacing \allscriptstyles\tinymuskip
- \inherited\punctradspacing \allsplitstyles \thinmuskip
- \inherited\punctradspacing \allscriptstyles\tinymuskip
- \inherited\innerordspacing \allsplitstyles \thinmuskip
- \inherited\innerordspacing \allscriptstyles\tinymuskip
- \inherited\inneropspacing \allmathstyles \thinmuskip
- \inherited\innerbinspacing \allsplitstyles \medmuskip
- \inherited\innerbinspacing \allscriptstyles\tinymuskip
- \inherited\innerrelspacing \allsplitstyles \thickmuskip
- \inherited\innerrelspacing \allscriptstyles\tinymuskip
- \inherited\inneropenspacing \allsplitstyles \thinmuskip
- \inherited\inneropenspacing \allscriptstyles\tinymuskip
- \inherited\innermiddlespacing \allsplitstyles \thinmuskip
- \inherited\innermiddlespacing \allscriptstyles\tinymuskip
- % \inherited\innerclosespacing \allmathstyles \zeromuskip
- \inherited\innerpunctspacing \allsplitstyles \thinmuskip
- \inherited\innerpunctspacing \allscriptstyles\tinymuskip
- \inherited\innerinnerspacing \allsplitstyles \thinmuskip
- \inherited\innerinnerspacing \allscriptstyles\tinymuskip
- \inherited\innerfracspacing \allsplitstyles \thinmuskip
- \inherited\innerfracspacing \allscriptstyles\tinymuskip
- \inherited\innerradspacing \allsplitstyles \thinmuskip
- \inherited\innerradspacing \allscriptstyles\tinymuskip
- \inherited\fracordspacing \allmathstyles \tinymuskip
- \inherited\fracopspacing \allmathstyles \thinmuskip
- \inherited\fracbinspacing \allsplitstyles \medmuskip
- \inherited\fracbinspacing \allscriptstyles\tinymuskip
- \inherited\fracrelspacing \allsplitstyles \thickmuskip
- \inherited\fracrelspacing \allscriptstyles\tinymuskip
- \inherited\fracopenspacing \allsplitstyles \thinmuskip
- \inherited\fracopenspacing \allscriptstyles\tinymuskip
- \inherited\fracmiddlespacing \allsplitstyles \medmuskip
- \inherited\fracmiddlespacing \allscriptstyles\tinymuskip
- \inherited\fracclosespacing \allmathstyles \tinymuskip
- % \inherited\fracpunctspacing \allmathstyles \zeromuskip
- \inherited\fracinnerspacing \allsplitstyles \thinmuskip
- \inherited\fracinnerspacing \allscriptstyles\tinymuskip
- \inherited\fracfracspacing \allsplitstyles \thinmuskip
- \inherited\fracfracspacing \allscriptstyles\tinymuskip
- \inherited\fracradspacing \allmathstyles \tinymuskip
- \inherited\radordspacing \allsplitstyles \tinymuskip
- \inherited\radopspacing \allmathstyles \thinmuskip
- \inherited\radbinspacing \allsplitstyles \medmuskip
- \inherited\radbinspacing \allscriptstyles\tinymuskip
- \inherited\radrelspacing \allsplitstyles \thickmuskip
- \inherited\radrelspacing \allscriptstyles\tinymuskip
- % \inherited\radopenspacing \allmathstyles \zeromuskip
- % \inherited\radmiddlespacing \allmathstyles \zeromuskip
- % \inherited\radclosespacing \allmathstyles \zeromuskip
- % \inherited\radpunctspacing \allmathstyles \zeromuskip
- \inherited\radinnerspacing \allsplitstyles \thinmuskip
- \inherited\radinnerspacing \allscriptstyles\tinymuskip
- \inherited\radfracspacing \allmathstyles \tinymuskip
- \inherited\radradspacing \allmathstyles \tinymuskip
- \inherited\middleordspacing \allsplitstyles \medmuskip
- \inherited\middleordspacing \allscriptstyles\tinymuskip
- \inherited\middleopspacing \allmathstyles \thinmuskip
- \inherited\middlebinspacing \allsplitstyles \medmuskip
- \inherited\middlebinspacing \allscriptstyles\tinymuskip
- \inherited\middlerelspacing \allsplitstyles \thickmuskip
- \inherited\middlerelspacing \allscriptstyles\tinymuskip
- % \inherited\middleopenspacing \allmathstyles \zeromuskip
- % \inherited\middlemiddlespacing \allmathstyles \zeromuskip
- % \inherited\middleclosespacing \allmathstyles \zeromuskip
- % \inherited\middlepunctspacing \allmathstyles \zeromuskip
- \inherited\middleinnerspacing \allsplitstyles \thinmuskip
- \inherited\middleinnerspacing \allscriptstyles\tinymuskip
- \inherited\middlefracspacing \allsplitstyles \medmuskip
- \inherited\middlefracspacing \allscriptstyles\tinymuskip
- % \inherited\middleradspacing \allmathstyles \zeromuskip
%
- \inherited\setmathspacing \mathclosecode \mathdifferentialcode \allsplitstyles \thinmuskip
- \inherited\setmathspacing \mathclosecode \mathdifferentialcode \allscriptstyles \tinymuskip
- \inherited\setmathspacing \mathordinarycode \mathdifferentialcode \allsplitstyles \thinmuskip
- \inherited\setmathspacing \mathordinarycode \mathdifferentialcode \allscriptstyles \tinymuskip
- \inherited\setmathspacing \mathfactorialcode \mathordinarycode \allsplitstyles \thinmuskip
- \inherited\setmathspacing \mathfactorialcode \mathordinarycode \allscriptstyles \tinymuskip
- \inherited\setmathspacing \mathfactorialcode \mathfactorialcode \allmathstyles \zeromuskip
+ % \inherited\setmathspacing \mathordinarycode \mathordinarycode \allmathstyles \zeromuskip
+ \inherited\setmathspacing \mathordinarycode \mathoperatorcode \allmathstyles \thinmuskip
+ \inherited\setmathspacing \mathordinarycode \mathbinarycode \allsplitstyles \medmuskip
+ \inherited\setmathspacing \mathordinarycode \mathbinarycode \allscriptstyles \tinymuskip
+ \inherited\setmathspacing \mathordinarycode \mathrelationcode \allsplitstyles \thickmuskip
+ \inherited\setmathspacing \mathordinarycode \mathrelationcode \allscriptstyles \tinymuskip
+ % \inherited\setmathspacing \mathordinarycode \mathopencode \allmathstyles \zeromuskip
+ \inherited\setmathspacing \mathordinarycode \mathmiddlecode \allsplitstyles \medmuskip
+ \inherited\setmathspacing \mathordinarycode \mathmiddlecode \allscriptstyles \tinymuskip
+ % \inherited\setmathspacing \mathordinarycode \mathclosecode \allmathstyles \zeromuskip
+ % \inherited\setmathspacing \mathordinarycode \mathpunctuationcode \allmathstyles \zeromuskip
+ \inherited\setmathspacing \mathordinarycode \mathinnercode \allsplitstyles \thinmuskip
+ \inherited\setmathspacing \mathordinarycode \mathinnercode \allscriptstyles \tinymuskip
+ \inherited\setmathspacing \mathordinarycode \mathfractioncode \allmathstyles \tinymuskip
+ \inherited\setmathspacing \mathordinarycode \mathradicalcode \allmathstyles \tinymuskip
+ %
+ \inherited\setmathspacing \mathoperatorcode \mathordinarycode \allmathstyles \thinmuskip
+ \inherited\setmathspacing \mathoperatorcode \mathoperatorcode \allmathstyles \thinmuskip
+ % \inherited\setmathspacing \mathoperatorcode \mathbinarycode \allmathstyles \ zeromuskip
+ \inherited\setmathspacing \mathoperatorcode \mathrelationcode \allsplitstyles \thickmuskip
+ \inherited\setmathspacing \mathoperatorcode \mathrelationcode \allscriptstyles \tinymuskip
+ % \inherited\setmathspacing \mathoperatorcode \mathopencode \allmathstyles \zeromuskip
+ \inherited\setmathspacing \mathoperatorcode \mathmiddlecode \allsplitstyles \medmuskip
+ \inherited\setmathspacing \mathoperatorcode \mathmiddlecode \allscriptstyles \tinymuskip
+ % \inherited\setmathspacing \mathoperatorcode \mathclosecode \allmathstyles \zeromuskip
+ % \inherited\setmathspacing \mathoperatorcode \mathpunctuationcode \allmathstyles \zeromuskip
+ \inherited\setmathspacing \mathoperatorcode \mathinnercode \allsplitstyles \thinmuskip
+ \inherited\setmathspacing \mathoperatorcode \mathinnercode \allscriptstyles \tinymuskip
+ \inherited\setmathspacing \mathoperatorcode \mathfractioncode \allmathstyles \thinmuskip
+ \inherited\setmathspacing \mathoperatorcode \mathradicalcode \allmathstyles \thinmuskip
+ %
+ \inherited\setmathspacing \mathbinarycode \mathordinarycode \allsplitstyles \medmuskip
+ \inherited\setmathspacing \mathbinarycode \mathordinarycode \allscriptstyles \tinymuskip
+ \inherited\setmathspacing \mathbinarycode \mathoperatorcode \allsplitstyles \medmuskip
+ \inherited\setmathspacing \mathbinarycode \mathoperatorcode \allscriptstyles \tinymuskip
+ %% \inherited\setmathspacing \mathbinarycode \mathbinarycode \allmathstyles \zeromuskip
+ %% \inherited\setmathspacing \mathbinarycode \mathrelationcode \allmathstyles \zeromuskip
+ \inherited\setmathspacing \mathbinarycode \mathopencode \allsplitstyles \medmuskip
+ \inherited\setmathspacing \mathbinarycode \mathopencode \allscriptstyles \tinymuskip
+ \inherited\setmathspacing \mathbinarycode \mathmiddlecode \allsplitstyles \medmuskip
+ \inherited\setmathspacing \mathbinarycode \mathmiddlecode \allscriptstyles \tinymuskip
+ %% \inherited\setmathspacing \mathbinarycode \mathclosecode \allmathstyles \zeromuskip
+ %% \inherited\setmathspacing \mathbinarycode \mathpunctuationcode \allmathstyles \zeromuskip
+ \inherited\setmathspacing \mathbinarycode \mathinnercode \allsplitstyles \medmuskip
+ \inherited\setmathspacing \mathbinarycode \mathinnercode \allscriptstyles \tinymuskip
+ \inherited\setmathspacing \mathbinarycode \mathfractioncode \allsplitstyles \medmuskip
+ \inherited\setmathspacing \mathbinarycode \mathfractioncode \allscriptstyles \tinymuskip
+ \inherited\setmathspacing \mathbinarycode \mathradicalcode \allsplitstyles \medmuskip
+ \inherited\setmathspacing \mathbinarycode \mathradicalcode \allscriptstyles \tinymuskip
+ %
+ \inherited\setmathspacing \mathrelationcode \mathordinarycode \allsplitstyles \thickmuskip
+ \inherited\setmathspacing \mathrelationcode \mathordinarycode \allscriptstyles \tinymuskip
+ \inherited\setmathspacing \mathrelationcode \mathoperatorcode \allsplitstyles \thickmuskip
+ \inherited\setmathspacing \mathrelationcode \mathoperatorcode \allscriptstyles \tinymuskip
+ %% \inherited\setmathspacing \mathrelationcode \mathbinarycode \allmathstyles \zeromuskip
+ % \inherited\setmathspacing \mathrelationcode \mathrelationcode \allmathstyles \zeromuskip
+ \inherited\setmathspacing \mathrelationcode \mathopencode \allsplitstyles \thickmuskip
+ \inherited\setmathspacing \mathrelationcode \mathopencode \allscriptstyles \tinymuskip
+ \inherited\setmathspacing \mathrelationcode \mathmiddlecode \allsplitstyles \thickmuskip
+ \inherited\setmathspacing \mathrelationcode \mathmiddlecode \allscriptstyles \thinmuskip
+ % \inherited\setmathspacing \mathrelationcode \mathclosecode \allmathstyles \zeromuskip
+ % \inherited\setmathspacing \mathrelationcode \mathpunctuationcode \allmathstyles \zeromuskip
+ \inherited\setmathspacing \mathrelationcode \mathinnercode \allsplitstyles \thickmuskip
+ \inherited\setmathspacing \mathrelationcode \mathinnercode \allscriptstyles \tinymuskip
+ \inherited\setmathspacing \mathrelationcode \mathfractioncode \allsplitstyles \thickmuskip
+ \inherited\setmathspacing \mathrelationcode \mathfractioncode \allscriptstyles \tinymuskip
+ \inherited\setmathspacing \mathrelationcode \mathradicalcode \allsplitstyles \thickmuskip
+ \inherited\setmathspacing \mathrelationcode \mathradicalcode \allscriptstyles \tinymuskip
+ %
+ % \inherited\setmathspacing \mathopencode \mathordinarycode \allmathstyles \zeromuskip
+ % \inherited\setmathspacing \mathopencode \mathoperatorcode \allmathstyles \zeromuskip
+ % \inherited\setmathspacing \mathopencode \mathbinarycode \allmathstyles \zeromuskip
+ % \inherited\setmathspacing \mathopencode \mathrelationcode \allmathstyles \zeromuskip
+ % \inherited\setmathspacing \mathopencode \mathopencode \allmathstyles \zeromuskip
+ % \inherited\setmathspacing \mathopencode \mathmiddlecode \allmathstyles \zeromuskip
+ % \inherited\setmathspacing \mathopencode \mathclosecode \allmathstyles \zeromuskip
+ % \inherited\setmathspacing \mathopencode \mathpunctuationcode \allmathstyles \zeromuskip
+ % \inherited\setmathspacing \mathopencode \mathinnercode \allmathstyles \zeromuskip
+ \inherited\setmathspacing \mathopencode \mathfractioncode \allmathstyles \tinymuskip
+ % \inherited\setmathspacing \mathopencode \mathradicalcode \allmathstyles \zeromuskip
%
- \inherited\setmathspacing \mathopencode \mathconstructcode \allmathstyles \thinmuskip
- \inherited\setmathspacing \mathconstructcode \mathclosecode \allmathstyles \thinmuskip
+ % \inherited\setmathspacing \mathclosecode \mathordinarycode \allmathstyles \zeromuskip
+ \inherited\setmathspacing \mathclosecode \mathoperatorcode \allmathstyles \thinmuskip
+ \inherited\setmathspacing \mathclosecode \mathbinarycode \allsplitstyles \medmuskip
+ \inherited\setmathspacing \mathclosecode \mathbinarycode \allscriptstyles \tinymuskip
+ \inherited\setmathspacing \mathclosecode \mathrelationcode \allsplitstyles \thickmuskip
+ \inherited\setmathspacing \mathclosecode \mathrelationcode \allscriptstyles \tinymuskip
+ % \inherited\setmathspacing \mathclosecode \mathopencode \allmathstyles \zeromuskip
+ % \inherited\setmathspacing \mathclosecode \mathmiddlecode \allmathstyles \zeromuskip
+ % \inherited\setmathspacing \mathclosecode \mathclosecode \allmathstyles \zeromuskip
+ % \inherited\setmathspacing \mathclosecode \mathpunctuationcode \allmathstyles \zeromuskip
+ \inherited\setmathspacing \mathclosecode \mathinnercode \allsplitstyles \thinmuskip
+ \inherited\setmathspacing \mathclosecode \mathinnercode \allscriptstyles \tinymuskip
+ \inherited\setmathspacing \mathclosecode \mathfractioncode \allsplitstyles \thinmuskip
+ \inherited\setmathspacing \mathclosecode \mathfractioncode \allscriptstyles \tinymuskip
+ % \inherited\setmathspacing \mathclosecode \mathradicalcode \allmathstyles \zeromuskip
+ %
+ \inherited\setmathspacing \mathpunctuationcode \mathordinarycode \allsplitstyles \thinmuskip
+ \inherited\setmathspacing \mathpunctuationcode \mathordinarycode \allscriptstyles \tinymuskip
+ \inherited\setmathspacing \mathpunctuationcode \mathoperatorcode \allsplitstyles \thinmuskip
+ \inherited\setmathspacing \mathpunctuationcode \mathoperatorcode \allscriptstyles \tinymuskip
+ % \inherited\setmathspacing \mathpunctuationcode \mathbinarycode \allmathstyles \zeromuskip
+ \inherited\setmathspacing \mathpunctuationcode \mathrelationcode \allsplitstyles \thinmuskip
+ \inherited\setmathspacing \mathpunctuationcode \mathrelationcode \allscriptstyles \tinymuskip
+ \inherited\setmathspacing \mathpunctuationcode \mathopencode \allsplitstyles \thinmuskip
+ \inherited\setmathspacing \mathpunctuationcode \mathopencode \allscriptstyles \tinymuskip
+ \inherited\setmathspacing \mathpunctuationcode \mathmiddlecode \allsplitstyles \thinmuskip
+ \inherited\setmathspacing \mathpunctuationcode \mathmiddlecode \allscriptstyles \tinymuskip
+ \inherited\setmathspacing \mathpunctuationcode \mathclosecode \allsplitstyles \thinmuskip
+ \inherited\setmathspacing \mathpunctuationcode \mathclosecode \allscriptstyles \tinymuskip
+ \inherited\setmathspacing \mathpunctuationcode \mathpunctuationcode \allsplitstyles \thinmuskip
+ \inherited\setmathspacing \mathpunctuationcode \mathpunctuationcode \allscriptstyles \tinymuskip
+ \inherited\setmathspacing \mathpunctuationcode \mathinnercode \allsplitstyles \thinmuskip
+ \inherited\setmathspacing \mathpunctuationcode \mathinnercode \allscriptstyles \tinymuskip
+ \inherited\setmathspacing \mathpunctuationcode \mathfractioncode \allsplitstyles \thinmuskip
+ \inherited\setmathspacing \mathpunctuationcode \mathfractioncode \allscriptstyles \tinymuskip
+ \inherited\setmathspacing \mathpunctuationcode \mathradicalcode \allsplitstyles \thinmuskip
+ \inherited\setmathspacing \mathpunctuationcode \mathradicalcode \allscriptstyles \tinymuskip
+ %
+ \inherited\setmathspacing \mathinnercode \mathordinarycode \allsplitstyles \thinmuskip
+ \inherited\setmathspacing \mathinnercode \mathordinarycode \allscriptstyles \tinymuskip
+ \inherited\setmathspacing \mathinnercode \mathoperatorcode \allmathstyles \thinmuskip
+ \inherited\setmathspacing \mathinnercode \mathbinarycode \allsplitstyles \medmuskip
+ \inherited\setmathspacing \mathinnercode \mathbinarycode \allscriptstyles \tinymuskip
+ \inherited\setmathspacing \mathinnercode \mathrelationcode \allsplitstyles \thickmuskip
+ \inherited\setmathspacing \mathinnercode \mathrelationcode \allscriptstyles \tinymuskip
+ \inherited\setmathspacing \mathinnercode \mathopencode \allsplitstyles \thinmuskip
+ \inherited\setmathspacing \mathinnercode \mathopencode \allscriptstyles \tinymuskip
+ \inherited\setmathspacing \mathinnercode \mathmiddlecode \allsplitstyles \thinmuskip
+ \inherited\setmathspacing \mathinnercode \mathmiddlecode \allscriptstyles \tinymuskip
+ % \inherited\setmathspacing \mathinnercode \mathclosecode \allmathstyles \zeromuskip
+ \inherited\setmathspacing \mathinnercode \mathpunctuationcode \allsplitstyles \thinmuskip
+ \inherited\setmathspacing \mathinnercode \mathpunctuationcode \allscriptstyles \tinymuskip
+ \inherited\setmathspacing \mathinnercode \mathinnercode \allsplitstyles \thinmuskip
+ \inherited\setmathspacing \mathinnercode \mathinnercode \allscriptstyles \tinymuskip
+ \inherited\setmathspacing \mathinnercode \mathfractioncode \allsplitstyles \thinmuskip
+ \inherited\setmathspacing \mathinnercode \mathfractioncode \allscriptstyles \tinymuskip
+ \inherited\setmathspacing \mathinnercode \mathradicalcode \allsplitstyles \thinmuskip
+ \inherited\setmathspacing \mathinnercode \mathradicalcode \allscriptstyles \tinymuskip
+ %
+ \inherited\setmathspacing \mathfractioncode \mathordinarycode \allmathstyles \tinymuskip
+ \inherited\setmathspacing \mathfractioncode \mathoperatorcode \allmathstyles \thinmuskip
+ \inherited\setmathspacing \mathfractioncode \mathbinarycode \allsplitstyles \medmuskip
+ \inherited\setmathspacing \mathfractioncode \mathbinarycode \allscriptstyles \tinymuskip
+ \inherited\setmathspacing \mathfractioncode \mathrelationcode \allsplitstyles \thickmuskip
+ \inherited\setmathspacing \mathfractioncode \mathrelationcode \allscriptstyles \tinymuskip
+ \inherited\setmathspacing \mathfractioncode \mathopencode \allsplitstyles \thinmuskip
+ \inherited\setmathspacing \mathfractioncode \mathopencode \allscriptstyles \tinymuskip
+ \inherited\setmathspacing \mathfractioncode \mathmiddlecode \allsplitstyles \medmuskip
+ \inherited\setmathspacing \mathfractioncode \mathmiddlecode \allscriptstyles \tinymuskip
+ \inherited\setmathspacing \mathfractioncode \mathclosecode \allmathstyles \tinymuskip
+ % \inherited\setmathspacing \mathfractioncode \mathpunctuationcode \allmathstyles \zeromuskip
+ \inherited\setmathspacing \mathfractioncode \mathinnercode \allsplitstyles \thinmuskip
+ \inherited\setmathspacing \mathfractioncode \mathinnercode \allscriptstyles \tinymuskip
+ \inherited\setmathspacing \mathfractioncode \mathfractioncode \allsplitstyles \thinmuskip
+ \inherited\setmathspacing \mathfractioncode \mathfractioncode \allscriptstyles \tinymuskip
+ \inherited\setmathspacing \mathfractioncode \mathradicalcode \allmathstyles \tinymuskip
+ %
+ \inherited\setmathspacing \mathradicalcode \mathordinarycode \allsplitstyles \tinymuskip
+ \inherited\setmathspacing \mathradicalcode \mathoperatorcode \allmathstyles \thinmuskip
+ \inherited\setmathspacing \mathradicalcode \mathbinarycode \allsplitstyles \medmuskip
+ \inherited\setmathspacing \mathradicalcode \mathbinarycode \allscriptstyles \tinymuskip
+ \inherited\setmathspacing \mathradicalcode \mathrelationcode \allsplitstyles \thickmuskip
+ \inherited\setmathspacing \mathradicalcode \mathrelationcode \allscriptstyles \tinymuskip
+ % \inherited\setmathspacing \mathradicalcode \mathopencode \allmathstyles \zeromuskip
+ % \inherited\setmathspacing \mathradicalcode \mathmiddlecode \allmathstyles \zeromuskip
+ % \inherited\setmathspacing \mathradicalcode \mathclosecode \allmathstyles \zeromuskip
+ % \inherited\setmathspacing \mathradicalcode \mathpunctuationcode \allmathstyles \zeromuskip
+ \inherited\setmathspacing \mathradicalcode \mathinnercode \allsplitstyles \thinmuskip
+ \inherited\setmathspacing \mathradicalcode \mathinnercode \allscriptstyles \tinymuskip
+ \inherited\setmathspacing \mathradicalcode \mathfractioncode \allmathstyles \tinymuskip
+ \inherited\setmathspacing \mathradicalcode \mathradicalcode \allmathstyles \tinymuskip
+ %
+ \inherited\setmathspacing \mathmiddlecode \mathordinarycode \allsplitstyles \medmuskip
+ \inherited\setmathspacing \mathmiddlecode \mathordinarycode \allscriptstyles \tinymuskip
+ \inherited\setmathspacing \mathmiddlecode \mathoperatorcode \allmathstyles \thinmuskip
+ \inherited\setmathspacing \mathmiddlecode \mathbinarycode \allsplitstyles \medmuskip
+ \inherited\setmathspacing \mathmiddlecode \mathbinarycode \allscriptstyles \tinymuskip
+ \inherited\setmathspacing \mathmiddlecode \mathrelationcode \allsplitstyles \thickmuskip
+ \inherited\setmathspacing \mathmiddlecode \mathrelationcode \allscriptstyles \tinymuskip
+ % \inherited\setmathspacing \mathmiddlecode \mathopencode \allmathstyles \zeromuskip
+ % \inherited\setmathspacing \mathmiddlecode \mathmiddlecode \allmathstyles \zeromuskip
+ % \inherited\setmathspacing \mathmiddlecode \mathclosecode \allmathstyles \zeromuskip
+ % \inherited\setmathspacing \mathmiddlecode \mathpunctuationcode \allmathstyles \zeromuskip
+ \inherited\setmathspacing \mathmiddlecode \mathinnercode \allsplitstyles \thinmuskip
+ \inherited\setmathspacing \mathmiddlecode \mathinnercode \allscriptstyles \tinymuskip
+ \inherited\setmathspacing \mathmiddlecode \mathfractioncode \allsplitstyles \medmuskip
+ \inherited\setmathspacing \mathmiddlecode \mathfractioncode \allscriptstyles \tinymuskip
+ % \inherited\setmathspacing \mathmiddlecode \mathradicalcode \allmathstyles \zeromuskip
+ %
+ \inherited\setmathspacing \mathclosecode \mathdifferentialcode \allsplitstyles \thinmuskip
+ \inherited\setmathspacing \mathclosecode \mathdifferentialcode \allscriptstyles \tinymuskip
+ \inherited\setmathspacing \mathordinarycode \mathdifferentialcode \allsplitstyles \thinmuskip
+ \inherited\setmathspacing \mathordinarycode \mathdifferentialcode \allscriptstyles \tinymuskip
+ \inherited\setmathspacing \mathfactorialcode \mathordinarycode \allsplitstyles \thinmuskip
+ \inherited\setmathspacing \mathfactorialcode \mathordinarycode \allscriptstyles \tinymuskip
+ \inherited\setmathspacing \mathfactorialcode \mathfactorialcode \allmathstyles \zeromuskip
+ %
+ \inherited\setmathspacing \mathopencode \mathconstructcode \allmathstyles \thinmuskip
+ \inherited\setmathspacing \mathconstructcode \mathclosecode \allmathstyles \thinmuskip
\stopsetups
\directsetup{math:spacing:default}
@@ -1335,35 +1526,8 @@
\immutable\chardef\c_math_strut"28
-% \protected\def\math_strut_htdp#1%
-% {\s!height\fontcharht#1\c_math_strut
-% \s!depth \fontchardp#1\c_math_strut}
-%
-% now we need this (kind of inefficient):
-
-% \protected\def\math_strut_htdp#1% nasty!
-% {\s!height\dimexpr\mathscale#1\fontcharht#1\c_math_strut/\glyphscale\relax
-% \s!depth \dimexpr\mathscale#1\fontchardp#1\c_math_strut/\glyphscale\relax}
-%
-% this overflows so we use this instead:
-
-% \protected\def\math_strut_htdp#1% nasty!
-% {\s!height\dimexpr(\fontcharht#1\c_math_strut/\glyphscale)*\mathscale#1\relax
-% \s!depth \dimexpr(\fontchardp#1\c_math_strut/\glyphscale)*\mathscale#1\relax}
-%
-% \protected\def\math_strut_normal
-% {\vrule
-% \s!width \zeropoint
-% \normalexpanded{\math_strut_htdp{\mathstylefont\normalmathstyle}}%
-% \relax}
-%
-% \protected\def\math_strut_visual
-% {\hskip-.01\emwidth
-% \vrule
-% \s!width .02\emwidth
-% \normalexpanded{\math_strut_htdp{\mathstylefont\normalmathstyle}}%
-% \relax
-% \hskip-.01\emwidth}
+%D For the evolution of these struts see the git repositories and older code in
+%D \MKIV\ and \MKI\ (commented code removed end April 2022).
\let\math_strut_math_style\normalmathstyle
@@ -1415,6 +1579,15 @@
\permanent\protected\def\topstrut{\srule\s!width\zeropoint\s!height\strutht \s!depth\zeropoint\relax}
\permanent\protected\def\botstrut{\srule\s!width\zeropoint\s!height\zeropoint\s!depth\strutdp \relax}
+\newdimen\mathstrutht
+\newdimen\mathstrutdp
+
+\appendtoks
+ \mathstrutht\strutht
+ \mathstrutdp\strutdp
+ % \writestatus{!!!!!!}{\the\mathstrutht,\the\mathstrutdp}%
+\to \everymathematics
+
%D We could have a arg variant \unknown\ but not now.
\permanent\protected\def\mathopwithlimits#1#2{\mathop{#1{#2}}\limits}
@@ -1431,18 +1604,6 @@
% \let\normalmathop\mathop % already defined
-% no longer needed as we no longer switch fonts
-%
-% \protected\def\mathop
-% {\normalmathop
-% \bgroup
-% % no: \let\rm\mf
-% \afterassignment\math_op\let\nexttoken=}
-%
-% \def\math_op{\ifx\nexttoken\bgroup\else\nexttoken\egroup\fi}
-
-% this one too: \letvalue{\??mathcodecommand op}\mathop ?
-
\permanent\protected\def\normalmbox
{\normalhbox\bgroup
\usemathematicsstyleandcolor\c!textstyle\c!textcolor % new
@@ -1507,90 +1668,44 @@
% \Umathcode"2063 = \mathghostcode \zerocount "2063 % \invisiblecomma
% \Umathcode"2064 = \mathghostcode \zerocount "2063 % \invisibleplus
-% \protected\def\math_mfunction_styled
-% {%\begingroup
-% \usemathematicscolorparameter\c!functioncolor
-% \edef\p_functionstyle{\mathematicsparameter\c!functionstyle}%
-% \ifempty\p_functionstyle
-% \expandafter\math_mfunction_styled_none
-% \orelse\ifcsname\??alternativestyle\p_functionstyle\endcsname
-% \expandafter\math_mfunction_styled_text
-% \else
-% \expandafter\math_mfunction_styled_math
-% \fi}
-%
-% \protected\def\math_mfunction_styled_text#1%
-% {\expandafter$\expandafter\mathoptext\expandafter{\lastnamedcs#1}$%
-% %{\normalexpanded{$\mathoptext{\csname\??alternativestyle\p_functionstyle\endcsname#1}$}%
-% }%\endgroup}
-%
-% \protected\def\math_mfunction_styled_math#1%
-% {\p_functionstyle
-% #1%
-% }%\endgroup}
-%
-% \protected\def\math_mfunction_styled_none#1%
-% {\math_upright
-% #1%
-% }%\endgroup}
-%
-% \permanent\protected\def\mfunction#1%
-% {\mathatom mathfont class \mathfunctioncode \bgroup
-% \math_tags_mfunctiontxt{#1}\c_apply_function
-% \hbox{\math_mfunction_styled{#1}}%
-% \egroup}
-%
-% \permanent\protected\def\mfunctionlabeltext#1%
-% {\mathatom mathfont class \mathfunctioncode \bgroup
-% \math_tags_mfunctionlab{#1}\c_apply_function
-% \hbox{\math_mfunction_styled{\mathlabeltext{#1}}}%
-% \egroup}
-
-% \def\math_function_handle#1#2%
-% {\begingroup
-% \usemathematicscolorparameter\c!functioncolor
-% \edef\p_functionstyle{\mathematicsparameter\c!functionstyle}%
-% \ifempty\p_functionstyle
-% \expandafter\math_upright
-% \orelse\ifcsname\??alternativestyle\p_functionstyle\endcsname
-% \expandafter\lastnamedcs
-% \else
-% \expandafter\p_functionstyle
-% \fi
-% \mathatom mathfont class \mathfunctioncode \bgroup
-% \math_tags_mfunctionlab{#2}\c_apply_function % maybe move this before mathatom
-% #1{#2}% how to avoid going ord, we need something text with no spacing at all
-% \egroup
-% \endgroup}
+%D For previous variants of the function styling you can check the git repository
+%D end April 2022.
-\protected\def\math_function_handle#1#2%
- {\mathatom mathfont class \mathfunctioncode \bgroup % textfont
- \math_tags_mfunctionlab{#2}\c_apply_function
- \usemathematicscolorparameter\c!functioncolor
- \edef\p_functionstyle{\mathematicsparameter\c!functionstyle}%
- \ifempty\p_functionstyle
- \expandafter\math_upright
- \orelse\ifcsname\??alternativestyle\p_functionstyle\endcsname
- \expandafter\lastnamedcs
- \else
- \expandafter\p_functionstyle
- \fi
- #1{#2}%
- \egroup}
-
-\permanent\protected\def\mfunction {\math_function_handle\firstofoneargument}
-\permanent\protected\def\mfunctionlabeltext{\math_function_handle\mathlabeltext}
-
-\permanent\tolerant\protected\def\definemathfunction[#1]#*[#2]%
- {\frozen\protected\defcsname#1\endcsname{\math_function_handle_label{#1}{#2}}}
-
-\protected\def\math_function_handle_label#1#2% tag settings
+\protected\def\math_function_handle#1#2#3%
{\begingroup
- \getdummyparameters[\c!mathlimits=,#2]%
- \math_function_handle\mathlabeltext{#1}%
- \ifcstok{\dummyparameter\c!mathlimits}\v!yes\limits\fi
+ \getdummyparameters[\c!mathlimits=,#1]%
+ \edef\p_limits{\dummyparameter\c!mathlimits}%
+ \mathatom
+ mathfont
+ class \mathfunctioncode
+ \ifx\p_limits\v!no
+ nolimits
+ \orelse\ifx\p_limits\v!yes
+ limits
+ \orelse\ifx\p_limits\v!auto
+ nolimits
+ limits
+ \fi
+ \bgroup % textfont
+ \math_tags_mfunctionlab{#3}\c_apply_function
+ \usemathematicscolorparameter\c!functioncolor
+ \edef\p_functionstyle{\mathematicsparameter\c!functionstyle}%
+ \ifempty\p_functionstyle
+ \expandafter\math_upright
+ \orelse\ifcsname\??alternativestyle\p_functionstyle\endcsname
+ \expandafter\lastnamedcs
+ \else
+ \expandafter\p_functionstyle
+ \fi
+ #2{#3}%
+ \egroup
\endgroup}
+\permanent\tolerant\protected\def\mfunction [#1]{\math_function_handle{#1}\firstofoneargument}
+\permanent\tolerant\protected\def\mfunctionlabeltext[#1]{\math_function_handle{#1}\mathlabeltext}
+
+\permanent\tolerant\protected\def\definemathfunction[#1]#*[#2]%
+ {\frozen\protected\defcsname#1\endcsname{\math_function_handle{#2}\mathlabeltext{#1}}}
\let\math_tags_mfunctiontxt\gobbletwoarguments
\let\math_tags_mfunctionlab\gobbletwoarguments
@@ -1636,25 +1751,6 @@
\enforced\let\apply\math_tags_apply
\to\everymathematics
-% \def\mlimitsfunction #1{\mathlimopcomm{{\mr#1}}
-% \def\mnolimitsfunction#1{\mathnolopcomm{{\mr#1}}
-
-% %D Taco posted this solution as response to a mail by Olivier, so let's integrate
-% %D it here.
-%
-% \def\currentmscaledstyle{rm} % will be plugged into the typeface text=ss option
-%
-% \protected\def\math_function_style_opnolimits #1{\mathop{\mscaledtext{#1}}\nolimits}
-% \protected\def\math_function_style_mfunction #1{\mscaledtext{\math_tags_function{#1}}}
-% \protected\def\math_function_style_mfunctionlabeltext#1{\mscaledtext{\math_tags_functionlabeltext{#1}}}
-%
-% \protected\def\setmathfunctionstyle#1% rm ss tt (can be made faster if needed)
-% {\doifsomething{#1}
-% {\def\currentmscaledstyle{#1}%
-% \let\mathopnolimits \math_function_style_opnolimits
-% \let\mfunction \math_function_style_mfunction
-% \let\mfunctionlabeltext\math_function_style_mfunctionlabeltext}}
-
\mutable\def\currentmscaledstyle{rm} % will be plugged into the typeface text=ss option
\permanent\protected\def\mscaledtext#1%
@@ -1694,8 +1790,8 @@
%D \donknuthmode $x_2$ x_2 \test{$x_2$} \test{x_2}
%D \stoptyping
%D
-%D The result is as expected: the first line typesets ok, while the second
-%D one triggers an error message.
+%D The result is as expected: the first line typesets ok, while the second one
+%D triggers an error message.
\setnewconstant\activemathcharcode "8000
@@ -1713,18 +1809,18 @@
\activatemathcharacter\circumflexasciicode
\activatemathcharacter\underscoreasciicode
-\activatemathcharacter\ampersandasciicode
-
-\permanent\def\normalmathaligntab{&} % \let\normalmathaligntab\aligntab doesn;t work well in a let to & (a def works ok)
+%activatemathcharacter\ampersandasciicode
-\appendtoks
- \edef\p_ampersand{\mathematicsparameter\s!ampersand}%
- \ifx\p_ampersand\v!normal
- \enforced\let\specialmathaligntab\normalmathaligntab
- \else
- \enforced\let\specialmathaligntab\mathampersand
- \fi
-\to \everysetupmathematics
+% \permanent\def\normalmathaligntab{&}
+%
+% \appendtoks
+% \edef\p_ampersand{\mathematicsparameter\s!ampersand}%
+% \ifx\p_ampersand\v!normal
+% \enforced\let\specialmathaligntab\normalmathaligntab
+% \else
+% \enforced\let\specialmathaligntab\mathampersand
+% \fi
+% \to \everysetupmathematics
%D A simplified version of this code is:
%D
@@ -1762,15 +1858,14 @@
%D $A \char"26 B$
%D \stoptyping
%D
-%D fails with: \type{Misplaced alignment tab character &} and here is the
-%D reason.
+%D fails with: \type{Misplaced alignment tab character &} and here is the reason.
%D
-%D When we have a letter or other category a check happens for an active
-%D character and when it has one then it gets expanded and fed back into the
-%D scanner (sort of).
+%D When we have a letter or other category a check happens for an active character
+%D and when it has one then it gets expanded and fed back into the scanner (sort
+%D of).
%D
-%D A \type {\char} is also fed back as raw character and again when it's letter
-%D of other goes through the same process.
+%D A \type {\char} is also fed back as raw character and again when it's letter of
+%D other goes through the same process.
%D
%D This means that we cannot have a definition like:
%D
@@ -1786,153 +1881,42 @@
%D
%D Maybe we need an option to treat chars like chars.
-% \activatemathcharacter\primeasciicode
-
-% not used:
-%
-% \mathcode\spaceasciicode\activemathcharcode
-%
-% not used:
-%
-% \bgroup
-% \catcode\underscoreasciicode\activecatcode
-% \doglobal\appendtoks
-% \mathcode\underscoreasciicode\activemathcharcode
-% \let_\activemathunderscore
-% \to \everymathematics
-% \egroup
-
-% Here follows some plain legacy: primes.
-%
-% The \let\prime\math_prime_indeed might become an obsolete as we have \doubleprime
-% and \tripleprime and collapsing can nicely handle the script then.
-%
-% Collapsing to 0x2033 and 0x2034 happens elsewhere.
-%
-% \switchtobodyfont[modern]
-% \switchtobodyfont[cambria]
-% \switchtobodyfont[xits]
-% \switchtobodyfont[minion]
-% \setupbodyfont[dejavu]
-%
-% \startbuffer
-% \def\SampleLine#1{%
-% \NC#1
-% \NC\switchtobodyfont[#1]$f^2$ % 1
-% \NC\switchtobodyfont[#1]$f\prime^2$ % 2
-% \NC\switchtobodyfont[#1]$f\prime\prime^2$ % 3
-% \NC\switchtobodyfont[#1]$f\prime\prime\prime^2$ % 4
-% \NC\switchtobodyfont[#1]$f{\prime}^2$ % 5
-% \NC\switchtobodyfont[#1]$f{\prime\prime}^2$ % 6
-% \NC\switchtobodyfont[#1]$f{\prime\prime\prime}^2$ % 7
-% \NC\switchtobodyfont[#1]$f'(x)$ % 8
-% \NC\switchtobodyfont[#1]$f''(x)$ % 9
-% \NC\switchtobodyfont[#1]$f'''(x)$ % 10
-% \NC\NR
-% }
-%
-% \starttabulate[|Tl|Tc|Tc|Tc|Tc|Tc|Tc|Tc|Tc|Tc|Tc|]
-% \NC\NC1\NC2\NC3\NC4\NC5\NC6\NC7\NC8\NC9\NC10\NC\NR
-% \SampleLine{modern}
-% \SampleLine{cambria}
-% \SampleLine{xits}
-% \SampleLine{minion}
-% \stoptabulate
-% \stopbuffer
-%
-% \typebuffer \getbuffer
-
-% most math fonts have messed up primes, just test this: $\prime^{\prime^{\prime}}$
-
-{ \catcode\circumflexasciicode\othercatcode \immutable\glet\othercircumflextoken ^ }
-{ \catcode\circumflexasciicode\superscriptcatcode \immutable\glet\superscriptcircumflextoken^ }
+%D The commented prime related code (dating from \MKII\ times has been removed in
+%D April 2022 but it's in the archives. In \LUAMETATEX\ primes are part of the
+%D machinery and additional magic (as in \MKIV) happens elsewhere. There is no
+%D need to remember old stuff because \MKII\ times are long gone.
\ifdefined \prime \else
\Umathchardef\prime "0 "0 "2032
\fi
-% \let\math_prime_indeed_normal\prime
-%
-% \appendtoks
-% \let\math_prime_indeed_normal\prime % gets defined later
-% \let\mathfontprime\prime % for tracing
-% \let\prime\math_prime_indeed % so this is needed
-% \to \everydump
-%
-% \protected\def\math_prime_indeed
-% {\iffontchar\textfont\zerocount"FE325\relax
-% ^\bgroup
-% \expandafter\math_prime_indeed_virtual % virtual mess (using funny signal)
-% \else
-% % \expandafter\math_prime_indeed_normal % gets collapsed
-% \expandafter\math_prime_indeed_crapped % gets collapsed
-% \fi}
-%
-% \def\math_prime_indeed_crapped
-% {{^{\math_prime_indeed_normal}}}
-%
-% % \let\prime\math_prime_indeed
-%
-% \def\math_prime_indeed_virtual
-% {\math_prime_indeed_normal
-% \futurelet\nexttoken\math_prime_indeed_choice}
-%
-% \installcorenamespace{mathprime}
-%
-% \def\math_prime_indeed_choice
-% {\csname\??mathprime
-% \ifx '\nexttoken a\else
-% \ifx \math_prime_indeed_normal\nexttoken a\else
-% \ifx \prime\nexttoken a\else
-% \ifx\superscriptcircumflextoken\nexttoken b\else
-% \ifx\othercircumflextoken \nexttoken b\else
-% c\fi\fi\fi\fi\fi
-% \endcsname}
-%
-% \setvalue{\??mathprime a}#1{\math_prime_indeed_virtual}
-% \setvalue{\??mathprime b}#1#2{#2\egroup}
-% \setvalue{\??mathprime c}{\egroup}
-%
-% \let\activemathprime\math_prime_indeed
-%
-% \bgroup
-%
-% \catcode\primeasciicode\activecatcode
-%
-% \global\everymathematics\expandafter{\the\everymathematics\let'\math_prime_indeed} % todo: do this at the lua end
-%
-% \egroup
-
-% $\char26$ gives an error because it expands to an active character that
-% then becomes an & which is then seen as an alignment character; anyway,
-% even when we switch like this the different meaning only happens when
-% we're in math mode which can be delayed till we're in a cell
+%D We also dropped th eoption to let ampersands be alignment tabs. That has never
+%D been a \CONTEXT\ option anyway.
\bgroup
\catcode\underscoreasciicode\activecatcode
\catcode\circumflexasciicode\activecatcode
- \catcode\ampersandasciicode \activecatcode
+ % \catcode\ampersandasciicode \activecatcode
\aliased\glet\specialmathaligntab\normalmathaligntab
\permanent\protected\gdef\obeymathcatcodes{%
\enforced\let _\normalsubscript
\enforced\let ^\normalsuperscript
- \enforced\def &\specialmathaligntab
+ % \enforced\def &\specialmathaligntab
}
\doglobal\appendtoks
\enforced\let _\normalsubscript
\enforced\let ^\normalsuperscript
- \enforced\let &\specialmathaligntab
+ % \enforced\let &\specialmathaligntab
\to \everymathematics
- % \permanent\protected\gdef\normalmathampersands
- % {\let\specialmathaligntab\mathampersand}
-
\egroup
+%D We keep this, just for the fun of it:
+
\newtoks\everydonknuthmode
\newtoks\everynonknuthmode
@@ -2152,20 +2136,6 @@
\defcsname\??mathgreek\v!normal\endcsname{2}
\defcsname\??mathgreek\v!italic\endcsname{3}
-% \appendtoks
-% \edef\p_sygreek{\mathematicsparameter\s!sygreek}%
-% \edef\p_lcgreek{\mathematicsparameter\s!lcgreek}%
-% \edef\p_ucgreek{\mathematicsparameter\s!ucgreek}%
-% \c_math_greek_attribute"% hex digits
-% \csname\??mathgreek\ifcsname\??mathgreek\p_sygreek\endcsname\p_sygreek\else\v!none\fi\endcsname
-% \csname\??mathgreek\ifcsname\??mathgreek\p_lcgreek\endcsname\p_lcgreek\else\v!none\fi\endcsname
-% \csname\??mathgreek\ifcsname\??mathgreek\p_ucgreek\endcsname\p_ucgreek\else\v!none\fi\endcsname
-% \relax
-% \ifcase\c_math_greek_attribute
-% \c_math_greek_attribute\attributeunsetvalue
-% \fi
-% \to \everyswitchmathematics
-
\appendtoks
\edef\p_sygreek{\mathematicsparameter\s!sygreek}% still needed ?
\edef\p_lcgreek{\mathematicsparameter\s!lcgreek}% still needed ?
@@ -2234,7 +2204,8 @@
%D Math italics (experiment)
%D We need keys but what names to use and because we have hardcoded solution
-%D we can stick to numbers.
+%D we can stick to numbers. At some point this will change because we can now
+%D control in in the engine and goodies per font.
\installcorenamespace{mathitalics}
@@ -3188,23 +3159,6 @@
\let\m_math_text_choice_face\relax
-% if needed we can get rid of the normalize (predo in font code)
-
-% \def\math_text_choice_font#1#2#%
-% {\normalizebodyfontsize\m_math_text_choice_face{\mathstyleface\normalmathstyle}%
-% \hbox#2\bgroup
-% \font_basics_switchtobodyfont\m_math_text_choice_face
-% #1%
-% \let\next}
-
-% \def\math_text_choice_word#1#2#%
-% {\normalizebodyfontsize\m_math_text_choice_face{\mathstyleface\normalmathstyle}%
-% \hbox#2\bgroup
-% \font_basics_switchtobodyfont\m_math_text_choice_face
-% #1%
-% \nospacing % \normalnospaces\plusone
-% \let\next}
-
%D We accept a low level box specification so that one can make helpers:
%D
%D \startbuffer
@@ -3283,54 +3237,8 @@
\enforced\let\text\mathtext
\to \everymathematics
-%D The next code is derived from plain \TEX. The names will change!
-
\newcount\interdisplaylinepenalty \interdisplaylinepenalty\plushundred
-% Actually, not using an if saves one macro so there is no penalty for splitting up
-% this macro.
-%
-% \newif\ifdt@p
-%
-% \def\displ@y
-% {\global\dt@ptrue
-% \math_openup\displayopenupvalue % was \openup\jot
-% \everycr
-% {\noalign
-% {\ifdt@p
-% \global\dt@pfalse
-% \ifdim\prevdepth>-\thousandpoint
-% \vskip-\lineskiplimit
-% \vskip\normallineskiplimit
-% \fi
-% \else
-% \penalty\interdisplaylinepenalty
-% \fi}}}
-
-\newtoks\mathdisplayaligntweaks
-
-% this can become an option:
-
-\let\math_display_align_hack_indeed\relax
-
-\protected\def\math_display_align_hack % I don't like the global, maybe we should push and pop
- {\glet\math_display_align_hack_indeed\math_display_align_hack_remove_skip
- \math_openup\displayopenupvalue % was \math_openup\jot
- \everycr{\noalign{\math_display_align_hack_indeed}}}
-
-\def\math_display_align_hack_remove_skip
- {\ifdim\prevdepth>-\thousandpoint
- \vskip\dimexpr-\lineskiplimit+\normallineskiplimit\relax
- \fi
- \glet\math_display_align_hack_indeed\math_display_align_hack_insert_penalty}
-
-\def\math_display_align_hack_insert_penalty
- {\penalty\interdisplaylinepenalty}
-
-\appendtoks
- \math_display_align_hack
-\to \mathdisplayaligntweaks
-
%D Text in math:
\permanent\protected\def\mathortext