// functions overriding virtual functions from bases classes
public:
- basic * duplicate() const;
void print(std::ostream & os, unsigned upper_precedence = 0) const;
void printraw(std::ostream & os) const;
void printtree(std::ostream & os, unsigned indent) const;
ex simplify_ncmul(const exvector & v) const;
protected:
ex derivative(const symbol & s) const;
- int compare_same_type(const basic & other) const;
unsigned return_type(void) const;
unsigned return_type_tinfo(void) const;
ex expand(unsigned options = 0) const;