2 Copyright (C) 2014-2015 Carl Hetherington <cth@carlh.net>
4 This program is free software; you can redistribute it and/or modify
5 it under the terms of the GNU General Public License as published by
6 the Free Software Foundation; either version 2 of the License, or
7 (at your option) any later version.
9 This program is distributed in the hope that it will be useful,
10 but WITHOUT ANY WARRANTY; without even the implied warranty of
11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 GNU General Public License for more details.
14 You should have received a copy of the GNU General Public License
15 along with this program; if not, write to the Free Software
16 Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
25 Rational (int numerator_, int denominator_)
26 : numerator (numerator_)
27 , denominator (denominator_)
33 double fraction () const {
34 return double (numerator) / denominator;
37 bool integer () const;
38 int integer_fraction () const {
39 return numerator / denominator;
43 bool operator== (Rational const & a, Rational const & b);