class MathAtom;
class InsetMath;
class latexkeys;
+class LaTeXFeatures;
int mathed_font_em(FontInfo const &);
// converts string to single cell
void asArray(docstring const &, MathData &, Parse::flags f = Parse::NORMAL);
+// simulate axis height (font dimension sigma 22)
+int axis_height(MetricsBase & mb);
+
+void validate_math_word(LaTeXFeatures & features, docstring const & word);
+
} // namespace lyx
#endif