3 * Replacement for map<> using hash tables. */
6 * GiNaC Copyright (C) 1999-2021 Johannes Gutenberg University Mainz, Germany
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.
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.
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
23 #ifndef GINAC_HASH_MAP_H
24 #define GINAC_HASH_MAP_H
26 #include <unordered_map>
31 class Hash = std::hash<ex>,
32 class KeyEqual = std::equal_to<ex>,
33 class Allocator = std::allocator<std::pair<const ex, T>>>
34 using exhashmap = std::unordered_map<ex, T, Hash, KeyEqual, Allocator>;
38 #endif // ndef GINAC_HASH_MAP_H