relax_lp.c File Reference

Detailed Description

lp relaxator

Author

Benjamin Mueller

Definition in file relax_lp.c.

#include <assert.h>
#include <string.h>
#include "relax_lp.h"

Go to the source code of this file.

Macros
#define	RELAX_NAME   "lp"
#define	RELAX_DESC   "relaxator solving LP relaxation"
#define	RELAX_PRIORITY   0
#define	RELAX_FREQ   0

Functions
static	SCIP_DECL_RELAXEXEC (relaxExecLp)
SCIP_RETCODE	SCIPincludeRelaxLp (SCIP *scip)

Macro Definition Documentation

RELAX_NAME

#define RELAX_NAME   "lp"

Definition at line 37 of file relax_lp.c.

RELAX_DESC

#define RELAX_DESC   "relaxator solving LP relaxation"

Definition at line 38 of file relax_lp.c.

RELAX_PRIORITY

#define RELAX_PRIORITY   0

Definition at line 39 of file relax_lp.c.

RELAX_FREQ

#define RELAX_FREQ   0

Definition at line 40 of file relax_lp.c.

Function Documentation

SCIP_DECL_RELAXEXEC()

static SCIP_DECL_RELAXEXEC ( relaxExecLp  )

static

execution method of relaxator

Definition at line 59 of file relax_lp.c.

References FALSE, NULL, SCIP_Bool, SCIP_CALL, SCIP_CUTOFF, SCIP_DIDNOTRUN, SCIP_OKAY, SCIP_Real, SCIP_STATUS_INFEASIBLE, SCIP_STATUS_OPTIMAL, SCIP_SUCCESS, SCIP_VARTYPE_CONTINUOUS, SCIPblkmem(), SCIPchgVarType(), SCIPclearRelaxSolVals(), SCIPconsGetHdlr(), SCIPconshdlrGetName(), SCIPcopy(), SCIPcreate(), SCIPdebugMessage, SCIPdebugMsg, SCIPfree(), SCIPgetBestSol(), SCIPgetConss(), SCIPgetNConss(), SCIPgetNVars(), SCIPgetPrimalbound(), SCIPgetRelaxSolObj(), SCIPgetSolVal(), SCIPgetStatus(), SCIPgetVars(), SCIPhashmapCreate(), SCIPhashmapFree(), SCIPhashmapGetImage(), SCIPinfinity(), SCIPisGT(), SCIPisRelaxSolValid(), SCIPmarkRelaxSolValid(), SCIPsetMessagehdlrQuiet(), SCIPsetRelaxSolVal(), SCIPsolve(), SCIPtransformProb(), SCIPvarIsRelaxationOnly(), and TRUE.

SCIPincludeRelaxLp()

SCIP_RETCODE SCIPincludeRelaxLp

(

SCIP *

scip

)

creates the lp relaxator and includes it in SCIP

Parameters

scip	SCIP data structure

Definition at line 175 of file relax_lp.c.

References NULL, RELAX_DESC, RELAX_FREQ, RELAX_NAME, RELAX_PRIORITY, SCIP_CALL, SCIP_OKAY, and SCIPincludeRelaxBasic().

Referenced by runShell().