scip_benders.h File Reference

Detailed Description

public methods for Benders decomposition

Author

Tobias Achterberg

Timo Berthold

Thorsten Koch

Alexander Martin

Marc Pfetsch

Kati Wolter

Gregor Hendel

Leona Gottwald

Definition in file scip_benders.h.

#include "scip/def.h"
#include "scip/type_benderscut.h"
#include "scip/type_benders.h"
#include "scip/type_cons.h"
#include "scip/type_lp.h"
#include "scip/type_misc.h"
#include "scip/type_result.h"
#include "scip/type_retcode.h"
#include "scip/type_scip.h"
#include "scip/type_sol.h"
#include "scip/type_var.h"

Go to the source code of this file.

Functions
SCIP_RETCODE	SCIPincludeBenders (SCIP *scip, const char *name, const char *desc, int priority, SCIP_Bool cutlp, SCIP_Bool cutpseudo, SCIP_Bool cutrelax, SCIP_Bool shareauxvars, SCIP_DECL_BENDERSCOPY((*benderscopy)), SCIP_DECL_BENDERSFREE((*bendersfree)), SCIP_DECL_BENDERSINIT((*bendersinit)), SCIP_DECL_BENDERSEXIT((*bendersexit)), SCIP_DECL_BENDERSINITPRE((*bendersinitpre)), SCIP_DECL_BENDERSEXITPRE((*bendersexitpre)), SCIP_DECL_BENDERSINITSOL((*bendersinitsol)), SCIP_DECL_BENDERSEXITSOL((*bendersexitsol)), SCIP_DECL_BENDERSGETVAR((*bendersgetvar)), SCIP_DECL_BENDERSCREATESUB((*benderscreatesub)), SCIP_DECL_BENDERSPRESUBSOLVE((*benderspresubsolve)), SCIP_DECL_BENDERSSOLVESUBCONVEX((*benderssolvesubconvex)), SCIP_DECL_BENDERSSOLVESUB((*benderssolvesub)), SCIP_DECL_BENDERSPOSTSOLVE((*benderspostsolve)), SCIP_DECL_BENDERSFREESUB((*bendersfreesub)), SCIP_BENDERSDATA *bendersdata)
SCIP_RETCODE	SCIPincludeBendersBasic (SCIP *scip, SCIP_BENDERS **bendersptr, const char *name, const char *desc, int priority, SCIP_Bool cutlp, SCIP_Bool cutpseudo, SCIP_Bool cutrelax, SCIP_Bool shareauxvars, SCIP_DECL_BENDERSGETVAR((*bendersgetvar)), SCIP_DECL_BENDERSCREATESUB((*benderscreatesub)), SCIP_BENDERSDATA *bendersdata)
SCIP_RETCODE	SCIPsetBendersCopy (SCIP *scip, SCIP_BENDERS *benders, SCIP_DECL_BENDERSCOPY((*benderscopy)))
SCIP_RETCODE	SCIPsetBendersFree (SCIP *scip, SCIP_BENDERS *benders, SCIP_DECL_BENDERSFREE((*bendersfree)))
SCIP_RETCODE	SCIPsetBendersInit (SCIP *scip, SCIP_BENDERS *benders, SCIP_DECL_BENDERSINIT((*bendersinit)))
SCIP_RETCODE	SCIPsetBendersExit (SCIP *scip, SCIP_BENDERS *benders, SCIP_DECL_BENDERSEXIT((*bendersexit)))
SCIP_RETCODE	SCIPsetBendersInitpre (SCIP *scip, SCIP_BENDERS *benders, SCIP_DECL_BENDERSINITPRE((*bendersinitpre)))
SCIP_RETCODE	SCIPsetBendersExitpre (SCIP *scip, SCIP_BENDERS *benders, SCIP_DECL_BENDERSEXITPRE((*bendersexitpre)))
SCIP_RETCODE	SCIPsetBendersInitsol (SCIP *scip, SCIP_BENDERS *benders, SCIP_DECL_BENDERSINITSOL((*bendersinitsol)))
SCIP_RETCODE	SCIPsetBendersExitsol (SCIP *scip, SCIP_BENDERS *benders, SCIP_DECL_BENDERSEXITSOL((*bendersexitsol)))
SCIP_RETCODE	SCIPsetBendersPresubsolve (SCIP *scip, SCIP_BENDERS *benders, SCIP_DECL_BENDERSPRESUBSOLVE((*benderspresubsolve)))
SCIP_RETCODE	SCIPsetBendersSolveAndFreesub (SCIP *scip, SCIP_BENDERS *benders, SCIP_DECL_BENDERSSOLVESUBCONVEX((*benderssolvesubconvex)), SCIP_DECL_BENDERSSOLVESUB((*benderssolvesub)), SCIP_DECL_BENDERSFREESUB((*bendersfreesub)))
SCIP_RETCODE	SCIPsetBendersPostsolve (SCIP *scip, SCIP_BENDERS *benders, SCIP_DECL_BENDERSPOSTSOLVE((*benderspostsolve)))
SCIP_RETCODE	SCIPsetBendersSubproblemComp (SCIP *scip, SCIP_BENDERS *benders, SCIP_DECL_SORTPTRCOMP((*benderssubcomp)))
SCIP_BENDERS *	SCIPfindBenders (SCIP *scip, const char *name)
SCIP_BENDERS **	SCIPgetBenders (SCIP *scip)
int	SCIPgetNBenders (SCIP *scip)
int	SCIPgetNActiveBenders (SCIP *scip)
SCIP_RETCODE	SCIPactivateBenders (SCIP *scip, SCIP_BENDERS *benders, int nsubproblems)
SCIP_RETCODE	SCIPdeactivateBenders (SCIP *scip, SCIP_BENDERS *benders)
void	SCIPsetBendersPriority (SCIP *scip, SCIP_BENDERS *benders, int priority)
SCIP_RETCODE	SCIPsolveBendersSubproblems (SCIP *scip, SCIP_BENDERS *benders, SCIP_SOL *sol, SCIP_RESULT *result, SCIP_Bool *infeasible, SCIP_Bool *auxviol, SCIP_BENDERSENFOTYPE type, SCIP_Bool checkint)
SCIP_RETCODE	SCIPgetBendersMasterVar (SCIP *scip, SCIP_BENDERS *benders, SCIP_VAR *var, SCIP_VAR **mappedvar)
SCIP_RETCODE	SCIPgetBendersSubproblemVar (SCIP *scip, SCIP_BENDERS *benders, SCIP_VAR *var, SCIP_VAR **mappedvar, int probnumber)
int	SCIPgetBendersNSubproblems (SCIP *scip, SCIP_BENDERS *benders)
SCIP_RETCODE	SCIPaddBendersSubproblem (SCIP *scip, SCIP_BENDERS *benders, SCIP *subproblem)
SCIP_RETCODE	SCIPsetupBendersSubproblem (SCIP *scip, SCIP_BENDERS *benders, SCIP_SOL *sol, int probnumber, SCIP_BENDERSENFOTYPE type)
SCIP_RETCODE	SCIPsolveBendersSubproblem (SCIP *scip, SCIP_BENDERS *benders, SCIP_SOL *sol, int probnumber, SCIP_Bool *infeasible, SCIP_Bool solvecip, SCIP_Real *objective)
SCIP_RETCODE	SCIPfreeBendersSubproblem (SCIP *scip, SCIP_BENDERS *benders, int probnumber)
SCIP_RETCODE	SCIPcheckBendersSubproblemOptimality (SCIP *scip, SCIP_BENDERS *benders, SCIP_SOL *sol, int probnumber, SCIP_Bool *optimal)
SCIP_Real	SCIPgetBendersAuxiliaryVarVal (SCIP *scip, SCIP_BENDERS *benders, SCIP_SOL *sol, int probnumber)
SCIP_RETCODE	SCIPcomputeBendersSubproblemLowerbound (SCIP *scip, SCIP_BENDERS *benders, int probnumber, SCIP_Real *lowerbound, SCIP_Bool *infeasible)
SCIP_RETCODE	SCIPmergeBendersSubproblemIntoMaster (SCIP *scip, SCIP_BENDERS *benders, SCIP_HASHMAP *varmap, SCIP_HASHMAP *consmap, int probnumber)
SCIP_RETCODE	SCIPapplyBendersDecomposition (SCIP *scip, int decompindex)
SCIP_RETCODE	SCIPincludeBenderscut (SCIP *scip, SCIP_BENDERS *benders, const char *name, const char *desc, int priority, SCIP_Bool islpcut, SCIP_DECL_BENDERSCUTCOPY((*benderscutcopy)), SCIP_DECL_BENDERSCUTFREE((*benderscutfree)), SCIP_DECL_BENDERSCUTINIT((*benderscutinit)), SCIP_DECL_BENDERSCUTEXIT((*benderscutexit)), SCIP_DECL_BENDERSCUTINITSOL((*benderscutinitsol)), SCIP_DECL_BENDERSCUTEXITSOL((*benderscutexitsol)), SCIP_DECL_BENDERSCUTEXEC((*benderscutexec)), SCIP_BENDERSCUTDATA *benderscutdata)
SCIP_RETCODE	SCIPincludeBenderscutBasic (SCIP *scip, SCIP_BENDERS *benders, SCIP_BENDERSCUT **benderscutptr, const char *name, const char *desc, int priority, SCIP_Bool islpcut, SCIP_DECL_BENDERSCUTEXEC((*benderscutexec)), SCIP_BENDERSCUTDATA *benderscutdata)
SCIP_RETCODE	SCIPsetBenderscutCopy (SCIP *scip, SCIP_BENDERSCUT *benderscut, SCIP_DECL_BENDERSCUTCOPY((*benderscutcopy)))
SCIP_RETCODE	SCIPsetBenderscutFree (SCIP *scip, SCIP_BENDERSCUT *benderscut, SCIP_DECL_BENDERSCUTFREE((*benderscutfree)))
SCIP_RETCODE	SCIPsetBenderscutInit (SCIP *scip, SCIP_BENDERSCUT *benderscut, SCIP_DECL_BENDERSCUTINIT((*benderscutinit)))
SCIP_RETCODE	SCIPsetBenderscutExit (SCIP *scip, SCIP_BENDERSCUT *benderscut, SCIP_DECL_BENDERSCUTEXIT((*benderscutexit)))
SCIP_RETCODE	SCIPsetBenderscutInitsol (SCIP *scip, SCIP_BENDERSCUT *benderscut, SCIP_DECL_BENDERSCUTINITSOL((*benderscutinitsol)))
SCIP_RETCODE	SCIPsetBenderscutExitsol (SCIP *scip, SCIP_BENDERSCUT *benderscut, SCIP_DECL_BENDERSCUTEXITSOL((*benderscutexitsol)))
SCIP_RETCODE	SCIPsetBenderscutPriority (SCIP *scip, SCIP_BENDERSCUT *benderscut, int priority)
SCIP_RETCODE	SCIPstoreBendersCut (SCIP *scip, SCIP_BENDERS *benders, SCIP_VAR **vars, SCIP_Real *vals, SCIP_Real lhs, SCIP_Real rhs, int nvars)
SCIP_RETCODE	SCIPapplyBendersStoredCuts (SCIP *scip, SCIP_BENDERS *benders)