- unsigned precedence() const {return 30;}
- bool info(unsigned inf) const;
- int degree(const ex & s) const;
- int ldegree(const ex & s) const;
- ex coeff(const ex & s, int n = 1) const;
- bool has(const ex &other) const;
- ex eval(int level = 0) const;
- ex evalf(int level = 0) 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;
- numeric integer_content() const;
- ex smod(const numeric &xi) const;
- numeric max_coefficient() const;
+ unsigned precedence() const override {return 30;}
+ bool info(unsigned inf) const override;
+ bool is_polynomial(const ex & var) const override;
+ int degree(const ex & s) const override;
+ int ldegree(const ex & s) const override;
+ ex coeff(const ex & s, int n = 1) const override;
+ bool has(const ex &other, unsigned options = 0) const override;
+ ex eval() const override;
+ ex evalf() const override;
+ ex subs(const exmap & m, unsigned options = 0) const override { return subs_one_level(m, options); } // overwrites basic::subs() for performance reasons
+ ex normal(exmap & repl, exmap & rev_lookup) const override;
+ ex to_rational(exmap & repl) const override;
+ ex to_polynomial(exmap & repl) const override;
+ numeric integer_content() const override;
+ ex smod(const numeric &xi) const override;
+ numeric max_coefficient() const override;
+ ex conjugate() const override;
+ ex real_part() const override;
+ ex imag_part() const override;
+ /** Save (a.k.a. serialize) object into archive. */
+ void archive(archive_node& n) const override;
+ /** Read (a.k.a. deserialize) object from archive. */
+ void read_archive(const archive_node& n, lst& syms) override;