MathML: consider ordinary and alphabetical characters as identifiers instead of operators.

The goal is to consider all Greek letters as identifiers instead of operators.

Solves: https://www.lyx.org/trac/ticket/12948.
This commit is contained in:
Thibaut Cuvelier 2024-03-09 20:59:12 +01:00
parent 1b11dfeca5
commit 011c3d73c0
3 changed files with 135 additions and 1 deletions

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@ -0,0 +1,112 @@
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\begin_body
\begin_layout Title
MathML:
all Greek letters are symbols,
none of them is an operator
\end_layout
\begin_layout Standard
Issue:
https://www.lyx.org/trac/ticket/12948
\end_layout
\begin_layout Standard
\begin_inset Formula
\[
1\alpha2\Xi3
\]
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@ -0,0 +1,20 @@
<?xml version="1.0" encoding="UTF-8"?>
<!-- This DocBook file was created by LyX 2.4.0~devel
See https://www.lyx.org/ for more information -->
<article xml:lang="en-US" xmlns="http://docbook.org/ns/docbook" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:m="http://www.w3.org/1998/Math/MathML" xmlns:xi="http://www.w3.org/2001/XInclude" version="5.2">
<title>MathML: all Greek letters are symbols, none of them is an operator</title>
<para>Issue: https://www.lyx.org/trac/ticket/12948</para>
<informalequation>
<alt role='tex'>1\alpha2\Xi3</alt>
<m:math display="block">
<m:mrow>
<m:mn>1</m:mn>
<m:mi>&#x3B1;</m:mi>
<m:mn>2</m:mn>
<m:mi>&#x39E;</m:mi>
<m:mn>3</m:mn>
</m:mrow>
</m:math>
</informalequation>
</article>

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@ -2141,8 +2141,10 @@ bool Parser::parse1(InsetMathGrid & grid, unsigned flags,
// FIXME This will likely need some work.
char const * latexkeys::MathMLtype() const
{
if (extra == "mathord")
// Consider as identifier (mml:mi): ordinary and alphabetical characters.
if (extra == "mathord" || extra == "mathalpha")
return "mi";
// Consider as operators (mml:mo): everything else.
return "mo";
}