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authorHans Hagen <pragma@wxs.nl>2020-05-12 17:07:12 +0200
committerContext Git Mirror Bot <phg@phi-gamma.net>2020-05-12 17:07:12 +0200
commitd7b2b626996a97ebb9911c972b920f8eace34d4f (patch)
tree8088503542c84a8e141712bfabe3e6556154ce77 /tex/context/base/mkiv/math-ini.mkxl
parent924914d6830838e5b8191c6996c66fbfe50cd70d (diff)
downloadcontext-d7b2b626996a97ebb9911c972b920f8eace34d4f.tar.gz
2020-05-12 16:20:00
Diffstat (limited to 'tex/context/base/mkiv/math-ini.mkxl')
-rw-r--r--tex/context/base/mkiv/math-ini.mkxl26
1 files changed, 24 insertions, 2 deletions
diff --git a/tex/context/base/mkiv/math-ini.mkxl b/tex/context/base/mkiv/math-ini.mkxl
index 92fea4ce1..00f70cf07 100644
--- a/tex/context/base/mkiv/math-ini.mkxl
+++ b/tex/context/base/mkiv/math-ini.mkxl
@@ -2740,8 +2740,9 @@
%
% 0x002B=plus 0x2212=minus 0x2013=endash
-\unexpanded\def\mathplus {+}
-\unexpanded\def\mathminus{\ifmmode –\orelse\iffontchar\font`−−\else –\fi}
+\unexpanded\def\mathplus {+}
+\unexpanded\def\mathminus {\ifmmode –\else\iffontchar\font`−−\else –\fi\fi}
+\unexpanded\def\mathplusminus{±}
%D The \type {\displaywidth} is only known inside a display formula, so we need to catch
%D it when still zero.
@@ -2956,6 +2957,27 @@
%D
%D we also need the next line to disable character escaping via \type {^} in
%D math mode:
+%D
+%D \startbuffer
+%D \blank \hbox{
+%D \ruledhbox{${\tf X} ^1 _2 ^^3 __4$}
+%D \ruledhbox{${\tf X} ^1 $}
+%D \ruledhbox{${\tf X} _2 $}
+%D \ruledhbox{${\tf X} ^^3 $}
+%D \ruledhbox{${\tf X} __4$}
+%D \ruledhbox{${\tf X} ^1 _2 $}
+%D \ruledhbox{${\tf X} ^1 ^^3 $}
+%D \ruledhbox{${\tf X} ^1 __4$}
+%D \ruledhbox{${\tf X} _2 ^^3 $}
+%D \ruledhbox{${\tf X} _2 __4$}
+%D \ruledhbox{${\tf X} ^1 _2 ^^3 $}
+%D \ruledhbox{${\tf X} ^1 _2 __4$}
+%D \ruledhbox{${\tf X} _2 ^^3 $}
+%D \ruledhbox{${\tf X} _2 ^^3 __4$}
+%D \ruledhbox{${\tf X} ^^3 __4$}
+%D } \blank
+%D
+%D \typebuffer \getbuffer
\normalsupmarkmode\plusone % 2 also disable ^[^+] in text mode