Detailed Description

implics presolver

Author: Tobias Achterberg

#include "blockmemshell/memory.h"
#include "scip/presol_implics.h"
#include "scip/pub_message.h"
#include "scip/pub_presol.h"
#include "scip/pub_var.h"
#include "scip/scip_mem.h"
#include "scip/scip_message.h"
#include "scip/scip_numerics.h"
#include "scip/scip_presol.h"
#include "scip/scip_prob.h"
#include "scip/scip_var.h"
#include <string.h>

Go to the source code of this file.

Macros
#define	PRESOL_NAME "implics"

#define	PRESOL_DESC "implication graph aggregator"

#define	PRESOL_PRIORITY -10000

#define	PRESOL_MAXROUNDS -1

#define	PRESOL_TIMING SCIP_PRESOLTIMING_MEDIUM /* timing of the presolver (fast, medium, or exhaustive) */

Functions
static	SCIP_DECL_PRESOLCOPY (presolCopyImplics)

static	SCIP_DECL_PRESOLEXEC (presolExecImplics)

SCIP_RETCODE	SCIPincludePresolImplics (SCIP *scip)

Macro Definition Documentation

◆ PRESOL_NAME

#define PRESOL_NAME "implics"

Definition at line 46 of file presol_implics.c.

◆ PRESOL_DESC

#define PRESOL_DESC "implication graph aggregator"

Definition at line 47 of file presol_implics.c.

◆ PRESOL_PRIORITY

#define PRESOL_PRIORITY -10000

priority of the presolver (>= 0: before, < 0: after constraint handlers)

Definition at line 48 of file presol_implics.c.

◆ PRESOL_MAXROUNDS

#define PRESOL_MAXROUNDS -1

maximal number of presolving rounds the presolver participates in (-1: no limit)

Definition at line 49 of file presol_implics.c.

◆ PRESOL_TIMING

#define PRESOL_TIMING SCIP_PRESOLTIMING_MEDIUM /* timing of the presolver (fast, medium, or exhaustive) */

Definition at line 50 of file presol_implics.c.

Function Documentation

◆ SCIP_DECL_PRESOLCOPY()

static SCIP_DECL_PRESOLCOPY ( presolCopyImplics )

static

copy method for constraint handler plugins (called when SCIP copies plugins)

Definition at line 59 of file presol_implics.c.

References NULL, PRESOL_NAME, SCIP_CALL, SCIP_OKAY, SCIPincludePresolImplics(), and SCIPpresolGetName().

◆ SCIP_DECL_PRESOLEXEC()

static SCIP_DECL_PRESOLEXEC ( presolExecImplics )

static

execution method of presolver

Definition at line 74 of file presol_implics.c.

References FALSE, MAX, MIN, NULL, SCIP_Bool, SCIP_BOUNDTYPE_LOWER, SCIP_BOUNDTYPE_UPPER, SCIP_CALL, SCIP_CUTOFF, SCIP_DIDNOTFIND, SCIP_OKAY, SCIP_Real, SCIP_SUCCESS, SCIP_VARSTATUS_MULTAGGR, SCIPaggregateVars(), SCIPdebugMsg, SCIPfreeBufferArrayNull, SCIPgetNBinVars(), SCIPgetVars(), SCIPisEQ(), SCIPreallocBufferArray, SCIPtightenVarLb(), SCIPtightenVarUb(), SCIPvarGetImplBounds(), SCIPvarGetImplTypes(), SCIPvarGetImplVars(), SCIPvarGetIndex(), SCIPvarGetLbGlobal(), SCIPvarGetName(), SCIPvarGetNImpls(), SCIPvarGetStatus(), SCIPvarGetUbGlobal(), and SCIPvarIsDeleted().

SCIP