size_t nops() const override;
ex op(size_t i) const override;
ex map(map_function & f) const override;
- ex eval(int level=0) const override;
+ ex eval() const override;
ex to_rational(exmap & repl) const override;
ex to_polynomial(exmap & repl) const override;
bool match(const ex & pattern, exmap& repl_lst) const override;
void combine_same_terms_sorted_seq();
bool is_canonical() const;
epvector expandchildren(unsigned options) const;
- epvector evalchildren(int level) const;
+ epvector evalchildren() const;
epvector subschildren(const exmap & m, unsigned options = 0) const;
// member variables