1 /* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */ 2 /* */ 3 /* This file is part of the program and library */ 4 /* SCIP --- Solving Constraint Integer Programs */ 5 /* */ 6 /* Copyright (c) 2002-2023 Zuse Institute Berlin (ZIB) */ 7 /* */ 8 /* Licensed under the Apache License, Version 2.0 (the "License"); */ 9 /* you may not use this file except in compliance with the License. */ 10 /* You may obtain a copy of the License at */ 11 /* */ 12 /* http://www.apache.org/licenses/LICENSE-2.0 */ 13 /* */ 14 /* Unless required by applicable law or agreed to in writing, software */ 15 /* distributed under the License is distributed on an "AS IS" BASIS, */ 16 /* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. */ 17 /* See the License for the specific language governing permissions and */ 18 /* limitations under the License. */ 19 /* */ 20 /* You should have received a copy of the Apache-2.0 license */ 21 /* along with SCIP; see the file LICENSE. If not visit scipopt.org. */ 22 /* */ 23 /* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */ 24 25 /**@file prop_redcost.h 26 * @ingroup PROPAGATORS 27 * @brief propagator using the LP reduced cost and the cutoff bound 28 * @author Tobias Achterberg 29 * @author Stefan Heinz 30 * @author Matthias Miltenberger 31 * @author Michael Winkler 32 * 33 * This propagator uses the reduced cost of an optimal solved LP relaxation to propagate the variables against the 34 * cutoff bound. 35 */ 36 37 /*---+----1----+----2----+----3----+----4----+----5----+----6----+----7----+----8----+----9----+----0----+----1----+----2*/ 38 39 #ifndef __SCIP_PROP_REDCOST_H__ 40 #define __SCIP_PROP_REDCOST_H__ 41 42 #include "scip/def.h" 43 #include "scip/type_retcode.h" 44 #include "scip/type_scip.h" 45 46 #ifdef __cplusplus 47 extern "C" { 48 #endif 49 50 /** creates the redcost propagator and includes it in SCIP 51 * 52 * @ingroup PropagatorIncludes 53 */ 54 SCIP_EXPORT 55 SCIP_RETCODE SCIPincludePropRedcost( 56 SCIP* scip /**< SCIP data structure */ 57 ); 58 59 #ifdef __cplusplus 60 } 61 #endif 62 63 #endif 64