* Interface to GiNaC's constant types and some special constants. */
/*
- * GiNaC Copyright (C) 1999-2016 Johannes Gutenberg University Mainz, Germany
+ * GiNaC Copyright (C) 1999-2019 Johannes Gutenberg University Mainz, Germany
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
GINAC_DECLARE_REGISTERED_CLASS(constant, basic)
// other constructors
public:
- constant(const std::string & initname, evalffunctype efun = 0, const std::string & texname = std::string(), unsigned domain = domain::complex);
+ constant(const std::string & initname, evalffunctype efun = nullptr, const std::string & texname = std::string(), unsigned domain = domain::complex);
constant(const std::string & initname, const numeric & initnumber, const std::string & texname = std::string(), unsigned domain = domain::complex);
// functions overriding virtual functions from base classes
public:
- bool info(unsigned inf) const;
- ex evalf(int level = 0) const;
- bool is_polynomial(const ex & var) const;
- ex conjugate() const;
- ex real_part() const;
- ex imag_part() const;
- void archive(archive_node& n) const;
- void read_archive(const archive_node& n, lst& syms);
+ bool info(unsigned inf) const override;
+ ex evalf() const override;
+ bool is_polynomial(const ex & var) const override;
+ ex conjugate() const override;
+ ex real_part() const override;
+ ex imag_part() const override;
+ void archive(archive_node& n) const override;
+ void read_archive(const archive_node& n, lst& syms) override;
protected:
- ex derivative(const symbol & s) const;
- bool is_equal_same_type(const basic & other) const;
- unsigned calchash() const;
+ ex derivative(const symbol & s) const override;
+ bool is_equal_same_type(const basic & other) const override;
+ unsigned calchash() const override;
// non-virtual functions in this class
protected: