Scippy

SCIP

Solving Constraint Integer Programs

presol_milp.h
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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, */
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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 presol_milp.h
26 * @ingroup PRESOLVERS
27 * @brief MILP presolver that calls the presolve library on the constraint matrix
28 * @author Leona Gottwald
29 *
30 * Calls the presolve library and uses the postsolve information to communicate
31 * fixings, bound changes, and (multi-)aggregations to SCIP
32 */
33
34/*---+----1----+----2----+----3----+----4----+----5----+----6----+----7----+----8----+----9----+----0----+----1----+----2*/
35
36#ifndef __SCIP_PRESOL_MILP_H__
37#define __SCIP_PRESOL_MILP_H__
38
39#include "scip/def.h"
40#include "scip/type_retcode.h"
41#include "scip/type_scip.h"
42
43#ifdef __cplusplus
44extern "C" {
45#endif
46
47/** creates the MILP presolver and includes it in SCIP if the presolve library is available
48 *
49 * @ingroup PresolverIncludes
50 */
51SCIP_EXPORT
53 SCIP* scip /**< SCIP data structure */
54 );
55
56#ifdef __cplusplus
57}
58#endif
59
60#endif
common defines and data types used in all packages of SCIP
SCIP_RETCODE SCIPincludePresolMILP(SCIP *scip)
Definition: presol_milp.cpp:47
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