X-Git-Url: https://git.lyx.org/gitweb/?a=blobdiff_plain;f=src%2Fmathed%2FInsetMathDiff.cpp;h=9052d8999ba1541b1632ccb7be67ecadb71ee948;hb=cdc847fd304019a19425a0d5d9d42a556a937097;hp=f044ab8f15db1f826f5e660e7f56d5a7230739bc;hpb=8a0134cc8ce7de41d6d6911a1c4219ca958f2b71;p=lyx.git

diff --git a/src/mathed/InsetMathDiff.cpp b/src/mathed/InsetMathDiff.cpp
index f044ab8f15..9052d8999b 100644
--- a/src/mathed/InsetMathDiff.cpp
+++ b/src/mathed/InsetMathDiff.cpp
@@ -12,7 +12,6 @@
 
 #include "InsetMathDiff.h"
 #include "MathData.h"
-#include "MathExtern.h"
 #include "MathStream.h"
 
 #include "support/debug.h"
@@ -96,20 +95,6 @@ void InsetMathDiff::mathematica(MathematicaStream & os) const
 }
 
 
-docstring InsetMathDiff::mathmlize(MathStream & os) const
-{
-	os << "diff(";
-	docstring rv;
-	for (idx_type idx = 0; idx < nargs(); ++idx) {
-		if (idx != 0)
-			os << ',';
-		rv += lyx::mathmlize(cell(idx), os);
-	}
-	os << ')';
-	return rv;
-}
-
-
 void InsetMathDiff::write(WriteStream &) const
 {
 	LYXERR0("should not happen");