add.h

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/*
 *  GiNaC Copyright (C) 1999-2023 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
 *  the Free Software Foundation; either version 2 of the License, or
 *  (at your option) any later version.
 *
 *  This program is distributed in the hope that it will be useful,
 *  but WITHOUT ANY WARRANTY; without even the implied warranty of
 *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 *  GNU General Public License for more details.
 *
 *  You should have received a copy of the GNU General Public License
 *  along with this program; if not, write to the Free Software
 *  Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
 */
 
#ifndef GINAC_ADD_H
#define GINAC_ADD_H
 
#include "expairseq.h"
 
namespace GiNaC {
 
class add : public expairseq
{
    GINAC_DECLARE_REGISTERED_CLASS(add, expairseq)
    
    friend class mul;
    friend class power;
    
    // other constructors
public:
    add(const ex & lh, const ex & rh);
    add(const exvector & v);
    add(const epvector & v);
    add(const epvector & v, const ex & oc);
    add(epvector && v);
    add(epvector && v, const ex & oc);
    
    // functions overriding virtual functions from base classes
public:
    unsigned precedence() const override {return 40;}
    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;
    ex eval() const override;
    ex evalm() const override;
    ex series(const relational & r, int order, unsigned options = 0) const override;
    ex normal(exmap & repl, exmap & rev_lookup, lst & modifier) 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;
    exvector get_free_indices() const override;
    ex eval_ncmul(const exvector & v) const override;
protected:
    ex derivative(const symbol & s) const override;
    unsigned return_type() const override;
    return_type_t return_type_tinfo() const override;
    ex thisexpairseq(const epvector & v, const ex & oc, bool do_index_renaming = false) const override;
    ex thisexpairseq(epvector && vp, const ex & oc, bool do_index_renaming = false) const override;
    expair split_ex_to_pair(const ex & e) const override;
    expair combine_ex_with_coeff_to_pair(const ex & e,
                                         const ex & c) const override;
    expair combine_pair_with_coeff_to_pair(const expair & p,
                                           const ex & c) const override;
    ex recombine_pair_to_ex(const expair & p) const override;
    ex expand(unsigned options=0) const override;
 
    // non-virtual functions in this class
protected:
    void print_add(const print_context & c, const char *openbrace, const char *closebrace, const char *mul_sym, unsigned level) const;
    void do_print(const print_context & c, unsigned level) const;
    void do_print_latex(const print_latex & c, unsigned level) const;
    void do_print_csrc(const print_csrc & c, unsigned level) const;
    void do_print_python_repr(const print_python_repr & c, unsigned level) const;
};
GINAC_DECLARE_UNARCHIVER(add);
 
} // namespace GiNaC
 
#endif // ndef GINAC_ADD_H