* Interface to GiNaC's products of expressions. */
/*
- * GiNaC Copyright (C) 1999-2015 Johannes Gutenberg University Mainz, Germany
+ * GiNaC Copyright (C) 1999-2016 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
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(int level=0) const override;
+ ex evalf() const override;
ex real_part() const override;
ex imag_part() const override;
ex evalm() const override;