SCIP Doxygen Documentation: Inclusion functions

SCIP Doxygen Documentation

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Detailed Description

functions to include specific presolvers into SCIP

This module contains functions to include specific presolvers into SCIP.

Note: All default plugins can be included at once (including all default presolvers) using SCIPincludeDefaultPlugins()

Functions
SCIP_RETCODE	SCIPincludePresolBoundshift (SCIP *scip)
SCIP_RETCODE	SCIPincludePresolConvertinttobin (SCIP *scip)
SCIP_RETCODE	SCIPincludePresolDomcol (SCIP *scip)
SCIP_RETCODE	SCIPincludePresolDualagg (SCIP *scip)
SCIP_RETCODE	SCIPincludePresolDualcomp (SCIP *scip)
SCIP_RETCODE	SCIPincludePresolDualinfer (SCIP *scip)
SCIP_RETCODE	SCIPincludePresolGateextraction (SCIP *scip)
SCIP_RETCODE	SCIPincludePresolImplics (SCIP *scip)
SCIP_RETCODE	SCIPincludePresolImplint (SCIP *scip)
SCIP_RETCODE	SCIPincludePresolInttobinary (SCIP *scip)
SCIP_RETCODE	SCIPincludePresolMILP (SCIP *scip)
SCIP_RETCODE	SCIPincludePresolQPKKTref (SCIP *scip)
SCIP_RETCODE	SCIPincludePresolRedvub (SCIP *scip)
SCIP_RETCODE	SCIPincludePresolStuffing (SCIP *scip)
SCIP_RETCODE	SCIPincludePresolTrivial (SCIP *scip)
SCIP_RETCODE	SCIPincludePresolTworowbnd (SCIP *scip)

Function Documentation

◆ SCIPincludePresolBoundshift()

SCIP_RETCODE SCIPincludePresolBoundshift ( SCIP * scip )

creates the boundshift presolver and includes it in SCIP

Parameters

scip	SCIP data structure

Definition at line 297 of file presol_boundshift.c.

References assert(), DEFAULT_FLIPPING, DEFAULT_INTEGER, DEFAULT_MAXSHIFT, NULL, PRESOL_DESC, PRESOL_MAXROUNDS, PRESOL_NAME, PRESOL_PRIORITY, PRESOL_TIMING, SCIP_CALL, SCIP_LONGINT_MAX, SCIP_OKAY, SCIPaddBoolParam(), SCIPaddLongintParam(), SCIPallocBlockMemory, SCIPincludePresolBasic(), SCIPincludePresolBoundshift(), SCIPsetPresolCopy(), SCIPsetPresolFree(), and TRUE.

Referenced by SCIP_DECL_PRESOLCOPY(), SCIPincludeDefaultPlugins(), and SCIPincludePresolBoundshift().

◆ SCIPincludePresolConvertinttobin()

SCIP_RETCODE SCIPincludePresolConvertinttobin ( SCIP * scip )

creates the convertinttobin presolver and includes it in SCIP

Parameters

scip	SCIP data structure

Definition at line 349 of file presol_convertinttobin.c.

References assert(), DEFAULT_MAXDOMAINSIZE, DEFAULT_ONLYPOWERSOFTWO, DEFAULT_SAMELOCKSINBOTHDIRECTIONS, NULL, PRESOL_DESC, PRESOL_MAXROUNDS, PRESOL_NAME, PRESOL_PRIORITY, PRESOL_TIMING, SCIP_CALL, SCIP_LONGINT_MAX, SCIP_OKAY, SCIPaddBoolParam(), SCIPaddLongintParam(), SCIPallocBlockMemory, SCIPincludePresolBasic(), SCIPincludePresolConvertinttobin(), SCIPsetPresolCopy(), SCIPsetPresolFree(), and TRUE.

Referenced by SCIP_DECL_PRESOLCOPY(), SCIPincludeDefaultPlugins(), and SCIPincludePresolConvertinttobin().

◆ SCIPincludePresolDomcol()

SCIP_RETCODE SCIPincludePresolDomcol ( SCIP * scip )

creates the dominated column presolver and includes it in SCIP

creates the domcol presolver and includes it in SCIP

Parameters

scip	SCIP data structure

Definition at line 2456 of file presol_domcol.c.

References DEFAULT_CONTINUOUS_RED, DEFAULT_NUMMAXPAIRS, DEFAULT_NUMMINPAIRS, DEFAULT_PREDBNDSTR, FALSE, NULL, PRESOL_DESC, PRESOL_MAXROUNDS, PRESOL_NAME, PRESOL_PRIORITY, PRESOL_TIMING, SCIP_CALL, SCIP_OKAY, SCIPaddBoolParam(), SCIPaddIntParam(), SCIPallocBlockMemory, SCIPincludePresolBasic(), SCIPincludePresolDomcol(), SCIPsetPresolCopy(), and SCIPsetPresolFree().

Referenced by SCIP_DECL_PRESOLCOPY(), SCIPincludeDefaultPlugins(), and SCIPincludePresolDomcol().

◆ SCIPincludePresolDualagg()

SCIP_RETCODE SCIPincludePresolDualagg ( SCIP * scip )

creates the dualagg presolver and includes it in SCIP

Parameters

scip	SCIP data structure

Definition at line 634 of file presol_dualagg.c.

References NULL, PRESOL_DESC, PRESOL_MAXROUNDS, PRESOL_NAME, PRESOL_PRIORITY, PRESOL_TIMING, SCIP_CALL, SCIP_OKAY, SCIPincludePresolBasic(), SCIPincludePresolDualagg(), and SCIPsetPresolCopy().

Referenced by SCIP_DECL_PRESOLCOPY(), SCIPincludeDefaultPlugins(), and SCIPincludePresolDualagg().

◆ SCIPincludePresolDualcomp()

SCIP_RETCODE SCIPincludePresolDualcomp ( SCIP * scip )

creates the dualcomp presolver and includes it in SCIP

Parameters

scip	SCIP data structure

Definition at line 843 of file presol_dualcomp.c.

References DEFAULT_COMP_ONLY_DIS_VARS, FALSE, NULL, PRESOL_DESC, PRESOL_MAXROUNDS, PRESOL_NAME, PRESOL_PRIORITY, PRESOL_TIMING, SCIP_CALL, SCIP_OKAY, SCIPaddBoolParam(), SCIPallocBlockMemory, SCIPincludePresolBasic(), SCIPincludePresolDualcomp(), SCIPsetPresolCopy(), and SCIPsetPresolFree().

Referenced by SCIP_DECL_PRESOLCOPY(), SCIPincludeDefaultPlugins(), and SCIPincludePresolDualcomp().

◆ SCIPincludePresolDualinfer()

SCIP_RETCODE SCIPincludePresolDualinfer ( SCIP * scip )

creates the dual inference presolver and includes it in SCIP

Parameters

scip	SCIP data structure

Definition at line 2404 of file presol_dualinfer.c.

References DEFAULT_MAXCOMBINEFAILS, DEFAULT_MAXCONSIDEREDNONZEROS, DEFAULT_MAXHASHFAC, DEFAULT_MAXLOOPS_DUALBNDSTR, DEFAULT_MAXPAIRFAC, DEFAULT_MAXRETRIEVEFAILS, DEFAULT_MAXROWSUPPORT, DEFAULT_TWOCOLUMN_COMBINE, FALSE, NULL, PRESOL_DESC, PRESOL_MAXROUNDS, PRESOL_NAME, PRESOL_PRIORITY, PRESOL_TIMING, SCIP_CALL, SCIP_OKAY, SCIPaddBoolParam(), SCIPaddIntParam(), SCIPallocBlockMemory, SCIPincludePresolBasic(), SCIPincludePresolDualinfer(), SCIPsetPresolCopy(), SCIPsetPresolFree(), and TRUE.

Referenced by SCIP_DECL_PRESOLCOPY(), SCIPincludeDefaultPlugins(), and SCIPincludePresolDualinfer().

◆ SCIPincludePresolGateextraction()

SCIP_RETCODE SCIPincludePresolGateextraction ( SCIP * scip )

creates the gateextraction presolver and includes it in SCIP

Parameters

scip	SCIP data structure

Definition at line 1787 of file presol_gateextraction.c.

References DEFAULT_ONLYSETPART, DEFAULT_SEARCHEQUATIONS, DEFAULT_SORTING, NULL, PRESOL_DESC, PRESOL_MAXROUNDS, PRESOL_NAME, PRESOL_PRIORITY, PRESOL_TIMING, presoldataInit(), SCIP_CALL, SCIP_OKAY, SCIPaddBoolParam(), SCIPaddIntParam(), SCIPallocBlockMemory, SCIPincludePresolBasic(), SCIPincludePresolGateextraction(), SCIPsetPresolCopy(), SCIPsetPresolExit(), SCIPsetPresolExitpre(), SCIPsetPresolFree(), SCIPsetPresolInitpre(), and TRUE.

Referenced by SCIP_DECL_PRESOLCOPY(), SCIPincludeDefaultPlugins(), and SCIPincludePresolGateextraction().

◆ SCIPincludePresolImplics()

SCIP_RETCODE SCIPincludePresolImplics ( SCIP * scip )

creates the implics presolver and includes it in SCIP

Parameters

scip	SCIP data structure

Definition at line 360 of file presol_implics.c.

References assert(), NULL, PRESOL_DESC, PRESOL_MAXROUNDS, PRESOL_NAME, PRESOL_PRIORITY, PRESOL_TIMING, SCIP_CALL, SCIP_OKAY, SCIPincludePresolBasic(), SCIPincludePresolImplics(), and SCIPsetPresolCopy().

Referenced by SCIP_DECL_PRESOLCOPY(), SCIPincludeDefaultPlugins(), and SCIPincludePresolImplics().

◆ SCIPincludePresolImplint()

SCIP_RETCODE SCIPincludePresolImplint ( SCIP * scip )

creates the implicit integer presolver and includes it in SCIP

creates the implint presolver and includes it in SCIP

Parameters

scip	SCIP data structure

Definition at line 2326 of file presol_implint.c.

References assert(), DEFAULT_COLUMNROWRATIO, DEFAULT_CONVERTINTEGERS, DEFAULT_NUMERICSLIMIT, FALSE, NULL, PRESOL_DESC, PRESOL_MAXROUNDS, PRESOL_NAME, PRESOL_PRIORITY, PRESOL_TIMING, SCIP_CALL, SCIP_OKAY, SCIPaddBoolParam(), SCIPaddRealParam(), SCIPallocBlockMemory, SCIPincludePresolBasic(), SCIPincludePresolImplint(), SCIPsetPresolCopy(), SCIPsetPresolFree(), and TRUE.

Referenced by SCIP_DECL_PRESOLCOPY(), SCIPincludeDefaultPlugins(), and SCIPincludePresolImplint().

◆ SCIPincludePresolInttobinary()

SCIP_RETCODE SCIPincludePresolInttobinary ( SCIP * scip )

creates the inttobinary presolver and includes it in SCIP

Parameters

scip	SCIP data structure

Definition at line 196 of file presol_inttobinary.c.

References assert(), NULL, PRESOL_DESC, PRESOL_MAXROUNDS, PRESOL_NAME, PRESOL_PRIORITY, PRESOL_TIMING, SCIP_CALL, SCIP_OKAY, SCIPincludePresolBasic(), SCIPincludePresolInttobinary(), and SCIPsetPresolCopy().

Referenced by SCIP_DECL_PRESOLCOPY(), SCIPincludeDefaultPlugins(), and SCIPincludePresolInttobinary().

◆ SCIPincludePresolMILP()

SCIP_RETCODE SCIPincludePresolMILP ( SCIP * scip )

creates the MILP presolver and includes it in SCIP if the presolve library is available

creates the MILP presolver and includes it in SCIP

Parameters

scip	SCIP data structure

Definition at line 46 of file presol_milp.cpp.

References assert(), NULL, SCIP_OKAY, and SCIPincludePresolMILP().

Referenced by SCIPincludeDefaultPlugins(), and SCIPincludePresolMILP().

◆ SCIPincludePresolQPKKTref()

SCIP_RETCODE SCIPincludePresolQPKKTref ( SCIP * scip )

creates the QP KKT reformulation presolver and includes it in SCIP

Parameters

scip	SCIP data structure

Definition at line 2064 of file presol_qpkktref.c.

References assert(), FALSE, NULL, PRESOL_DESC, PRESOL_MAXROUNDS, PRESOL_NAME, PRESOL_PRIORITY, PRESOL_TIMING, SCIP_CALL, SCIP_OKAY, SCIPaddBoolParam(), SCIPallocBlockMemory, SCIPincludePresolBasic(), SCIPincludePresolQPKKTref(), SCIPsetPresolCopy(), SCIPsetPresolFree(), and TRUE.

Referenced by SCIP_DECL_PRESOLCOPY(), SCIPincludeDefaultPlugins(), and SCIPincludePresolQPKKTref().

◆ SCIPincludePresolRedvub()

SCIP_RETCODE SCIPincludePresolRedvub ( SCIP * scip )

creates the redvub presolver and includes it in SCIP

Parameters

scip	SCIP data structure

Definition at line 713 of file presol_redvub.c.

References NULL, PRESOL_DESC, PRESOL_MAXROUNDS, PRESOL_NAME, PRESOL_PRIORITY, PRESOL_TIMING, SCIP_CALL, SCIP_OKAY, SCIPincludePresolBasic(), SCIPincludePresolRedvub(), and SCIPsetPresolCopy().

Referenced by SCIP_DECL_PRESOLCOPY(), SCIPincludeDefaultPlugins(), and SCIPincludePresolRedvub().

◆ SCIPincludePresolStuffing()

SCIP_RETCODE SCIPincludePresolStuffing ( SCIP * scip )

creates the stuffing presolver and includes it in SCIP

Parameters

scip	SCIP data structure

Definition at line 499 of file presol_stuffing.c.

References NULL, PRESOL_DESC, PRESOL_MAXROUNDS, PRESOL_NAME, PRESOL_PRIORITY, PRESOL_TIMING, SCIP_CALL, SCIP_OKAY, SCIPincludePresolBasic(), SCIPincludePresolStuffing(), and SCIPsetPresolCopy().

Referenced by SCIP_DECL_PRESOLCOPY(), SCIPincludeDefaultPlugins(), and SCIPincludePresolStuffing().

◆ SCIPincludePresolTrivial()

SCIP_RETCODE SCIPincludePresolTrivial ( SCIP * scip )

creates the trivial presolver and includes it in SCIP

Parameters

scip	SCIP data structure

Definition at line 206 of file presol_trivial.c.

References assert(), NULL, PRESOL_DESC, PRESOL_MAXROUNDS, PRESOL_NAME, PRESOL_PRIORITY, PRESOL_TIMING, SCIP_CALL, SCIP_OKAY, SCIPincludePresolBasic(), SCIPincludePresolTrivial(), and SCIPsetPresolCopy().

Referenced by SCIP_DECL_PRESOLCOPY(), SCIPincludeDefaultPlugins(), and SCIPincludePresolTrivial().

◆ SCIPincludePresolTworowbnd()

SCIP_RETCODE SCIPincludePresolTworowbnd ( SCIP * scip )

creates the tworowbnd presolver and includes it in SCIP

creates the tworowbndb presolver and includes it in SCIP

Parameters

scip	SCIP data structure

Definition at line 1656 of file presol_tworowbnd.c.

References assert(), DEFAULT_ENABLECOPY, DEFAULT_MAXCOMBINEFAILS, DEFAULT_MAXCONSIDEREDNONZEROS, DEFAULT_MAXHASHFAC, DEFAULT_MAXPAIRFAC, DEFAULT_MAXRETRIEVEFAILS, FALSE, NULL, PRESOL_DESC, PRESOL_MAXROUNDS, PRESOL_NAME, PRESOL_PRIORITY, PRESOL_TIMING, SCIP_CALL, SCIP_OKAY, SCIPaddBoolParam(), SCIPaddIntParam(), SCIPallocBlockMemory, SCIPincludePresolBasic(), SCIPincludePresolTworowbnd(), SCIPsetPresolCopy(), SCIPsetPresolFree(), SCIPsetPresolInit(), and TRUE.

Referenced by SCIP_DECL_PRESOLCOPY(), SCIPincludeDefaultPlugins(), and SCIPincludePresolTworowbnd().

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