GiNaC  1.8.3
expair.cpp
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1 
5 /*
6  * GiNaC Copyright (C) 1999-2022 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  *
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15  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16  * GNU General Public License for more details.
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21  */
22 
23 #include "expair.h"
24 #include "operators.h"
25 
26 #include <iostream>
27 
28 namespace GiNaC {
29 
30 void 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:770
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:684
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.