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-rw-r--r--tex/context/base/math-ini.tex120
1 files changed, 65 insertions, 55 deletions
diff --git a/tex/context/base/math-ini.tex b/tex/context/base/math-ini.tex
index 009c33df0..a18309c74 100644
--- a/tex/context/base/math-ini.tex
+++ b/tex/context/base/math-ini.tex
@@ -1,8 +1,8 @@
%D \module
%D [ file=math-ini,
-%D version=2001.04.12,
+%D version=2001.04.12,
%D title=\CONTEXT\ Math Macros,
-%D subtitle=Basic Macros,
+%D subtitle=Basic Macros,
%D author={Hans Hagen \& Taco Hoekwater},
%D date=\currentdate,
%D copyright=\PRAGMA]
@@ -11,6 +11,8 @@
%C therefore copyrighted by \PRAGMA. See mreadme.pdf for
%C details.
+% todo: make all definitions global since file loaded only once
+
%D This module provides namespaces for math fonts, thereby
%D permitting mixed usage of math fonts. Although not strictly
%D needed, we also provide a family name mapping mechanism as
@@ -21,13 +23,13 @@
%D fallback. We've tried to follow a couple of conventions
%D from plain and AMS math in order to achieve backward
%D compatinility. We also kept an eye on future usage of these
-%D modules in the perspective of MathML and unicode fonts.
+%D modules in the perspective of MathML and unicode fonts.
\unprotect
-\def\@ml@{@ml@} % math list (used for collection)
+\def\@ml@{@ml@} % math list (used for collection)
\def\@mf@{@mf@} % math family
-%def\@mh@{@mh@} % math handler (not used)
+%def\@mh@{@mh@} % math handler (not used)
\def\@mt@{@mt@} % math token
\def\@mc@{@mc@} % math collection
@@ -45,10 +47,10 @@
\chardef\mathalphacode = 7 \let\mathalphacomm \firstofoneargument
\chardef\mathinnercode = 0 \let\mathinnercomm \mathinner
\chardef\mathnothingcode= 0 \let\mathnothingcomm \firstofoneargument
-\chardef\mathlimopcode = 1 \let\mathlimopcomm \@@mathlimopcomm
-\chardef\mathnolopcode = 1 \let\mathnolopcomm \@@mathnolopcomm
-\chardef\mathchoicecode = 0 \let\mathchoicecomm \@@mathchoicecomm
-\chardef\mathboxcode = 0 \let\mathboxcomm \@@mathboxcomm
+\chardef\mathlimopcode = 1 \let\mathlimopcomm \@@mathlimopcomm
+\chardef\mathnolopcode = 1 \let\mathnolopcomm \@@mathnolopcomm
+\chardef\mathchoicecode = 0 \let\mathchoicecomm \@@mathchoicecomm
+\chardef\mathboxcode = 0 \let\mathboxcomm \@@mathboxcomm
\chardef\mathaccentcode = 8
\chardef\mathradicalcode= 9
@@ -73,12 +75,12 @@
\endETEX
-\beginTEX
+\beginTEX
\def\dohandlemathtoken#1%
{\csname\@mt@
\@EA\ifx\csname\@mt@\mathcollection#1\endcsname\relax
- \@EA\ifx\csname\@mt@\nomathcollection#1\endcsname\relax
+ \@EA\ifx\csname\@mt@\nomathcollection#1\endcsname\relax
\else
\nomathcollection
\fi
@@ -89,12 +91,12 @@
\endTEX
-%D Because a command can have a different meaning in math
-%D and in text mode, we provide a selector. We also provide
+%D Because a command can have a different meaning in math
+%D and in text mode, we provide a selector. We also provide
%D the pure alternatives as \type {\mathcharacter} and \type
-%D {\textcharacter}.
+%D {\textcharacter}.
-\ifx\dohandlecommand\undefined \wait \fi % troubles !
+\ifx\dohandlecommand\undefined \wait \fi % troubles !
\let\mathcharacter\dohandlemathtoken
\let\textcharacter\dohandlecommand % better \dohandletexttoken
@@ -124,13 +126,13 @@
\endETEX
-\beginTEX
+\beginTEX
\def\dohandlemathtoken#1%
{\csname
\ifmmode
\@EA\ifx\csname\@mt@\mathcollection#1\endcsname\relax
- \@EA\ifx\csname\@mt@\nomathcollection#1\endcsname\relax
+ \@EA\ifx\csname\@mt@\nomathcollection#1\endcsname\relax
\@EA\ifx\csname\characterencoding#1\endcsname
\nocharacterencoding
\else
@@ -153,7 +155,7 @@
\endTEX
-%D Now we redefine the text encoding handler.
+%D Now we redefine the text encoding handler.
\let\dohandlecommand\dohandlemathtoken
@@ -167,8 +169,10 @@
\setvalue{\@mf@ #1}{#2}%
\fi}
-\def\purefamily #1{\csname \truefamily{#1}\s!fam\endcsname}
-\def\purefamilyhex#1{\csname hex\truefamily{#1}\s!fam\endcsname}
+\let\mathsubfamily\empty
+
+\def\purefamily #1{\csname \truefamily{#1}\mathsubfamily\s!fam\endcsname}
+\def\purefamilyhex#1{\csname hex\truefamily{#1}\mathsubfamily\s!fam\endcsname}
\beginETEX \ifcsname
@@ -204,13 +208,13 @@
\endTEX
-\newif\ifdynamicmathfamilies \dynamicmathfamiliesfalse % true ?
+\newif\ifdynamicmathfamilies \dynamicmathfamiliestrue % true per 2003.11.25; needed for mixed bold math
\let\normalpurefamilyhex\purefamilyhex
-% todo: reset collection (tok legen) en opnieuw laden met true
+% todo: reset collection (tok legen) en opnieuw laden met true
-\def\definemathsymbol%
+\def\definemathsymbol
{\dosixtupleempty\dodefinemathsymbol}
\def\dodefinemathsymbol[#1][#2][#3][#4][#5][#6]%
@@ -229,7 +233,7 @@
\else\iffourthargument
\ifnum\puremathcode{#2}=\mathaccentcode
\mathaccent\else\mathchar
- \fi
+ \fi
"\ifnum\puremathcode{#2}>7 0\else\puremathcode{#2}\fi
\purefamilyhex{#3}\uchexnumbers{#4}\space
\fi\fi}%
@@ -335,7 +339,7 @@
\setmathcollection{#1}%
\the\csname\@ml@\mathcollection\endcsname}
-% hook 'm into the font mechanism
+% hook 'm into the font mechanism
\definefilesynonym[\f!mathprefix\s!default][\f!mathprefix tex]
@@ -353,40 +357,46 @@
\fetchruntimecommand \showmathcharacters {\f!mathprefix\s!run}
\fetchruntimecommand \showmathtoken {\f!mathprefix\s!run}
-%D \macros
-%D {ifmathpunctuation, enablemathpunctuation,
+\def\resetmathcollection[#1]%
+ {\def\mathcollection{#1}%
+ \forgetdoingonce{\f!mathprefix\mathcollection}%
+ \setmathtoks
+ \ifx\mathtoks\relax\else\mathtoks\emptytoks\fi}
+
+%D \macros
+%D {ifmathpunctuation, enablemathpunctuation,
%D definemathpunctuation}
%D
-%D \starttypen
+%D \starttypen
%D \definemathpunctuation . mathperiod textperiod
-%D \definemathpunctuation , mathcomma textcomma
-%D \stoptypen
+%D \definemathpunctuation , mathcomma textcomma
+%D \stoptypen
\newif\ifmathpunctuation
\def\enablemathpunctuation{\mathpunctuationtrue}
\def\definemathpunctuation #1 #2 #3 %
- {\appendtoks
+ {\appendtoks
\initializemathpunctuation{#1}{#2}{#3}%
- \to\everymath}
+ \to\everymath}
-\def\initializemathpunctuation#1#2#3% sloowww
+\def\initializemathpunctuation#1#2#3% sloowww
{\ifmathpunctuation
- \mathcode`#1="8000
+ \mathcode`#1="8000
\defineactivecharacter #1 {\dohandlemathpunctuation{#2}{#3}}%
\fi}
\unexpanded\def\dohandlemathpunctuation#1#2% \if fails in mathml interval
{\def\next{\csname\ifx\space\nexttoken#2\else#1\fi\endcsname}%
\futurelet\nexttoken\next}
-
+
%D \startbuffer
%D \enablemathpunctuationtrue$(1,2) (1, 2) (1{,}2) \hbox{foo, not bar}$
%D \stopbuffer
-%D
+%D
%D \typebuffer
-%D
+%D
%D \blanko{\getbuffer}\blanko
%D needed for sin, cos etc
@@ -416,39 +426,39 @@
\definefamilysynonym [default] [3] [ex]
\enablemathcollection[default]
-
\usemathcollection[default]
+\enablemathcollection[default]
-%D Some goodies:
+%D Some goodies:
\def\Angstrom{\nomathematics{\Aring}}
-%D Bold math:
-%D
-%D \starttypen
+%D Bold math:
+%D
+%D \starttypen
%D \usetypescript [lucida] [texnansi]
-%D
-%D \definetypeface [boldmath] [rm] [serif]
+%D
+%D \definetypeface [boldmath] [rm] [serif]
%D [lucida] [default] [encoding=texnansi]
-%D \definetypeface [boldmath] [tt] [mono]
+%D \definetypeface [boldmath] [tt] [mono]
%D [lucida] [default] [encoding=texnansi]
-%D \definetypeface [boldmath] [ss] [sans]
+%D \definetypeface [boldmath] [ss] [sans]
%D [lucida] [default] [encoding=texnansi]
-%D \definetypeface [boldmath] [mm] [boldmath]
+%D \definetypeface [boldmath] [mm] [boldmath]
%D [lucida] [default] [encoding=texnansi]
-%D
-%D \switchtobodyfont[lucida,10pt]
-%D
+%D
+%D \switchtobodyfont[lucida,10pt]
+%D
%D \showmathtoken{Gamma} $\Gamma \Delta \alpha \delta \zeta$
-%D
-%D \switchtobodyfont[boldmath,10pt]
-%D
+%D
+%D \switchtobodyfont[boldmath,10pt]
+%D
%D \showmathtoken{Gamma} $\Gamma \Delta \alpha \delta \zeta$
-%D \stoptypen
+%D \stoptypen
\protect \endinput
-\tracemathcollectiontrue
+\tracemathcollectiontrue
\input math-tex \page
\setupbodyfont[ams] \enablemathcollection[ams] \input math-ams \page
generated by cgit v1.2.3 (git 2.25.1) at 2024-12-23 19:54:35 +0000