From 0786b8082836868f5b3125800f1cacfca92590e6 Mon Sep 17 00:00:00 2001
From: Richard Kimberly Heck <rikiheck@lyx.org>
Date: Sun, 3 Jan 2021 19:29:04 -0500
Subject: [PATCH] Fix MathML delimiters again.

Patch from lynx.
---
 src/mathed/InsetMathDelim.cpp | 7 ++++---
 1 file changed, 4 insertions(+), 3 deletions(-)

diff --git a/src/mathed/InsetMathDelim.cpp b/src/mathed/InsetMathDelim.cpp
index 95a0883cce..e97e12c04e 100644
--- a/src/mathed/InsetMathDelim.cpp
+++ b/src/mathed/InsetMathDelim.cpp
@@ -181,7 +181,8 @@ void InsetMathDelim::mathematica(MathematicaStream & os) const
 
 void InsetMathDelim::mathmlize(MathMLStream & ms) const
 {
-	ms << "<" << from_ascii(ms.namespacedTag("mo")) << " form='prefix' fence='true' stretchy='true' symmetric='true'>"
+	ms << "<" << from_ascii(ms.namespacedTag("mrow")) << ">" << "\n"
+	   << "<" << from_ascii(ms.namespacedTag("mo")) << " form='prefix' fence='true' stretchy='true' symmetric='true'>"
 	   << convertDelimToXMLEscape(left_, ms.xmlMode())
 	   << "</" << from_ascii(ms.namespacedTag("mo")) << ">"
 	   << "\n"
@@ -189,8 +190,8 @@ void InsetMathDelim::mathmlize(MathMLStream & ms) const
 	   << "\n"
 	   << "<" << from_ascii(ms.namespacedTag("mo")) << " form='postfix' fence='true' stretchy='true' symmetric='true'>"
 	   << convertDelimToXMLEscape(right_, ms.xmlMode())
-	   << "</" << from_ascii(ms.namespacedTag("mo")) << ">"
-	   << "\n";
+	   << "</" << from_ascii(ms.namespacedTag("mo")) << ">" << "\n"
+	   << "</" << from_ascii(ms.namespacedTag("mrow")) << ">" << "\n";
 }