#include "math_stringinset.h"
#include "math_symbolinset.h"
#include "math_parser.h"
-#include "support/std_sstream.h"
#include "debug.h"
#include "support/filetools.h"
#include "support/lstrings.h"
#include <algorithm>
+#include <sstream>
using lyx::support::cmd_ret;
using lyx::support::getVectorFromString;