1 /****************************************** 2 Copyright (c) 2012 Cheng-Shen Han 3 Copyright (c) 2012 Jie-Hong Roland Jiang 4 Copyright (c) 2018 Mate Soos 5 6 For more information, see " When Boolean Satisfiability Meets Gaussian 7 Elimination in a Simplex Way." by Cheng-Shen Han and Jie-Hong Roland Jiang 8 in CAV (Computer Aided Verification), 2012: 410-426 9 10 11 Permission is hereby granted, free of charge, to any person obtaining a copy 12 of this software and associated documentation files (the "Software"), to deal 13 in the Software without restriction, including without limitation the rights 14 to use, copy, modify, merge, publish, distribute, sublicense, and/or sell 15 copies of the Software, and to permit persons to whom the Software is 16 furnished to do so, subject to the following conditions: 17 18 The above copyright notice and this permission notice shall be included in 19 all copies or substantial portions of the Software. 20 21 THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 22 IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 23 FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE 24 AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER 25 LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, 26 OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN 27 THE SOFTWARE. 28 ***********************************************/ 29 30 #ifndef GAUSSWATCHED_H 31 #define GAUSSWATCHED_H 32 33 namespace CMSat { 34 struct GaussWatched{ GaussWatchedGaussWatched35 GaussWatched(uint32_t r ,uint32_t m): 36 row_n(r) , matrix_num(m) 37 {} 38 39 uint32_t row_n; // watch row 40 uint32_t matrix_num; // watch matrix 41 42 bool operator<(const GaussWatched& other) const { 43 if (matrix_num < other.matrix_num) { 44 return true; 45 } 46 47 if (matrix_num > other.matrix_num) { 48 return false; 49 } 50 51 return row_n < other.row_n; 52 } 53 }; 54 } 55 56 #endif //GAUSSWATCHED_H 57