1This Digraphs package is 2 3Copyright (C) by Jan De Beule, Julius Jonušas, James D. Mitchell, Michael 4Torpey, Wilf A. Wilson et al. 5 6This program is free software: you can redistribute it and/or modify 7it under the terms of the GNU General Public License as published by 8the Free Software Foundation, either version 3 of the License, or 9(at your option) any later version. 10 11This program is distributed in the hope that it will be useful, 12but WITHOUT ANY WARRANTY; without even the implied warranty of 13MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 14GNU General Public License for more details. 15 16You should have received a copy of the GNU General Public License 17along with this program. If not, see <http://www.gnu.org/licenses/>. 18