Scippy

SCIP

Solving Constraint Integer Programs

presol_inttobinary.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) 2002-2014 Konrad-Zuse-Zentrum */
7 /* fuer Informationstechnik Berlin */
8 /* */
9 /* SCIP is distributed under the terms of the ZIB Academic License. */
10 /* */
11 /* You should have received a copy of the ZIB Academic License */
12 /* along with SCIP; see the file COPYING. If not email to scip@zib.de. */
13 /* */
14 /* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
15 
16 /**@file presol_inttobinary.h
17  * @ingroup PRESOLVERS
18  * @brief presolver that converts integer variables with domain [a,a+1] to binaries
19  * @author Tobias Achterberg
20  *
21  * This presolver converts all integer variables with domain \f$[a,a+1]\f$ to binaries variables. This is done by
22  * creating a new binary variable \f$y\f$ which will be aggregated to the old variable \f$x\f$ such that
23  * \f[
24  * x = y + a
25  * \f]
26  */
27 
28 /*---+----1----+----2----+----3----+----4----+----5----+----6----+----7----+----8----+----9----+----0----+----1----+----2*/
29 
30 #ifndef __SCIP_PRESOL_INTTOBINARY_H__
31 #define __SCIP_PRESOL_INTTOBINARY_H__
32 
33 
34 #include "scip/scip.h"
35 
36 #ifdef __cplusplus
37 extern "C" {
38 #endif
39 
40 /** creates the inttobinary presolver and includes it in SCIP */
41 extern
42 SCIP_RETCODE SCIPincludePresolInttobinary(
43  SCIP* scip /**< SCIP data structure */
44  );
45 
46 #ifdef __cplusplus
47 }
48 #endif
49 
50 #endif
51