Scippy

SCIP

Solving Constraint Integer Programs

sepa_interminor.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, */
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 sepa_interminor.c
26 * @ingroup DEFPLUGINS_SEPA
27 * @brief minor separator with intersection cuts
28 * @author Felipe Serrano
29 * @author Antonia Chmiela
30 *
31 * Let X be the matrix of auxiliary variables added for bilinear terms, X_{ij} = x_ix_j.
32 * The separator enforces quadratic constraints det(2x2 minor of X) = 0 via intersection cuts.
33 */
34
35/*---+----1----+----2----+----3----+----4----+----5----+----6----+----7----+----8----+----9----+----0----+----1----+----2*/
36
37#ifndef __SCIP_SEPA_INTERMINOR_H__
38#define __SCIP_SEPA_INTERMINOR_H__
39
40
41#include "scip/scip.h"
42
43#ifdef __cplusplus
44extern "C" {
45#endif
46
47/** creates the interminor separator and includes it in SCIP
48 *
49 * @ingroup SeparatorIncludes
50 */
51SCIP_EXPORT
53 SCIP* scip /**< SCIP data structure */
54 );
55
56#ifdef __cplusplus
57}
58#endif
59
60#endif
SCIP_RETCODE SCIPincludeSepaInterminor(SCIP *scip)
SCIP callable library.
enum SCIP_Retcode SCIP_RETCODE
Definition: type_retcode.h:63