MathData::const_iterator it_end = ( ( len == -1 || cs.pos() + len > int(md.size()) )
? md.end() : md.begin() + cs.pos() + len );
for (MathData::const_iterator it = md.begin() + cs.pos(); it != it_end; ++it)
- ods << *it;
+ ods << asString(*it);
// Retrieve the math environment type, and add '$' or '$]'
// or others (\end{equation}) accordingly