GiNaC 1.8.7
expair.cpp
Go to the documentation of this file.
1
5/*
6 * GiNaC Copyright (C) 1999-2023 Johannes Gutenberg University Mainz, Germany
7 *
8 * This program is free software; you can redistribute it and/or modify
9 * it under the terms of the GNU General Public License as published by
10 * the Free Software Foundation; either version 2 of the License, or
11 * (at your option) any later version.
12 *
13 * This program is distributed in the hope that it will be useful,
14 * but WITHOUT ANY WARRANTY; without even the implied warranty of
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 * GNU General Public License for more details.
17 *
18 * You should have received a copy of the GNU General Public License
19 * along with this program; if not, write to the Free Software
20 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
21 */
22
23#include "expair.h"
24#include "operators.h"
25
26#include <iostream>
27
28namespace GiNaC {
29
30void expair::print(std::ostream & os) const
31{
32 os << "expair:";
33 print_tree c(os);
34 rest.print(c, c.delta_indent);
35 coeff.print(c, c.delta_indent);
36}
37
39{
40 ex newrest = rest.conjugate();
41 ex newcoeff = coeff.conjugate();
42 if (are_ex_trivially_equal(newrest,rest) && are_ex_trivially_equal(newcoeff,coeff)) {
43 return *this;
44 }
45 return expair(newrest, newcoeff);
46}
47
48} // namespace GiNaC
Lightweight wrapper for GiNaC's symbolic objects.
Definition: ex.h:72
ex conjugate() const
Definition: ex.h:146
void print(const print_context &c, unsigned level=0) const
Print expression to stream.
Definition: ex.cpp:56
A pair of expressions.
Definition: expair.h:38
ex rest
first member of pair, an arbitrary expression
Definition: expair.h:90
const expair conjugate() const
Definition: expair.cpp:38
ex coeff
second member of pair, must be numeric
Definition: expair.h:91
void print(std::ostream &os) const
Definition: expair.cpp:30
Context for tree-like output for debugging.
Definition: print.h:147
Definition of expression pairs (building blocks of expairseq).
size_t c
Definition: factor.cpp:757
Definition: add.cpp:38
bool are_ex_trivially_equal(const ex &e1, const ex &e2)
Compare two objects of class quickly without doing a deep tree traversal.
Definition: ex.h:699
Interface to GiNaC's overloaded operators.

This page is part of the GiNaC developer's reference. It was generated automatically by doxygen. For an introduction, see the tutorial.