insetnames[MATH_XARROW_CODE] = InsetName("mathxarrow");
insetnames[MATH_XYARROW_CODE] = InsetName("mathxyarrow");
insetnames[MATH_XYMATRIX_CODE] = InsetName("mathxymatrix");
insetnames[MATH_XARROW_CODE] = InsetName("mathxarrow");
insetnames[MATH_XYARROW_CODE] = InsetName("mathxyarrow");
insetnames[MATH_XYMATRIX_CODE] = InsetName("mathxymatrix");