Scippy

SCIP

Solving Constraint Integer Programs

heur_distributiondiving.h
Go to the documentation of this file.
1/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
2/* */
3/* This file is part of the program and library */
4/* SCIP --- Solving Constraint Integer Programs */
5/* */
6/* Copyright (c) 2002-2024 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 heur_distributiondiving.h
26 * @ingroup PRIMALHEURISTICS
27 * @brief Diving heuristic that chooses fixings w.r.t. changes in the solution density after Pryor and Chinneck.
28 * @author Gregor Hendel
29 *
30 * @see branch_distribution.h for further explanations of probability based branching schemes and references.
31 */
32
33/*---+----1----+----2----+----3----+----4----+----5----+----6----+----7----+----8----+----9----+----0----+----1----+----2*/
34
35#ifndef __SCIP_HEUR_DISTRIBUTIONDIVING_H__
36#define __SCIP_HEUR_DISTRIBUTIONDIVING_H__
37
38#include "scip/def.h"
39#include "scip/type_retcode.h"
40#include "scip/type_scip.h"
41
42#ifdef __cplusplus
43extern "C" {
44#endif
45
46/** creates the distributiondiving heuristic and includes it in SCIP
47 *
48 * @ingroup PrimalHeuristicIncludes
49 */
50SCIP_EXPORT
52 SCIP* scip /**< SCIP data structure */
53 );
54
55#ifdef __cplusplus
56}
57#endif
58
59#endif
common defines and data types used in all packages of SCIP
SCIP_RETCODE SCIPincludeHeurDistributiondiving(SCIP *scip)
type definitions for return codes for SCIP methods
enum SCIP_Retcode SCIP_RETCODE
Definition: type_retcode.h:63
type definitions for SCIP's main datastructure