string name() const;
///
bool match(MathInset *) const;
+ /// request "external features"
+ void validate(LaTeXFeatures & features) const;
+ /// identifies complicated things that need braces if used as arg
+ bool needsBraces() const { return false; }
///
void normalize(NormalStream &) const;
void octavize(OctaveStream &) const;
///
void write(WriteStream & os) const;
+ ///
+ void infoize(std::ostream & os) const;
private:
///