- ex normal(lst &sym_lst, lst &repl_lst, int level = 0) const;
- ex to_rational(lst &repl_lst) const;
+ ex subs(const exmap & m, unsigned options = 0) const { return subs_one_level(m, options); } // overwrites basic::subs() for performance reasons
+ ex normal(exmap & repl, exmap & rev_lookup, int level = 0) const;
+ ex to_rational(exmap & repl) const;
+ ex to_polynomial(exmap & repl) const;
+ unsigned return_type() const { return ret_type; }
+ unsigned return_type_tinfo() const { return ret_type_tinfo; }