Detailed Description
interface for symmetry computations
Definition in file compute_symmetry.h.
Go to the source code of this file.
Functions | |
SCIP_Bool | SYMcanComputeSymmetry (void) |
const char * | SYMsymmetryGetName (void) |
const char * | SYMsymmetryGetDesc (void) |
SCIP_RETCODE | SYMcomputeSymmetryGenerators (SCIP *scip, int maxgenerators, SYM_MATRIXDATA *matrixdata, SYM_EXPRDATA *exprdata, int *nperms, int *nmaxperms, int ***perms, SCIP_Real *log10groupsize) |
Function Documentation
◆ SYMcanComputeSymmetry()
SCIP_Bool SYMcanComputeSymmetry | ( | void | ) |
return whether symmetry can be computed
Definition at line 949 of file compute_symmetry_bliss.cpp.
Referenced by computeSymmetryGroup(), determineSymmetry(), and SCIPincludePropSymmetry().
◆ SYMsymmetryGetName()
const char* SYMsymmetryGetName | ( | void | ) |
return name of external program used to compute generators
Definition at line 958 of file compute_symmetry_bliss.cpp.
References blissname.
Referenced by SCIPincludePropSymmetry().
◆ SYMsymmetryGetDesc()
const char* SYMsymmetryGetDesc | ( | void | ) |
return description of external program used to compute generators
Definition at line 969 of file compute_symmetry_bliss.cpp.
Referenced by SCIPincludePropSymmetry().
◆ SYMcomputeSymmetryGenerators()
SCIP_RETCODE SYMcomputeSymmetryGenerators | ( | SCIP * | scip, |
int | maxgenerators, | ||
SYM_MATRIXDATA * | matrixdata, | ||
SYM_EXPRDATA * | exprdata, | ||
int * | nperms, | ||
int * | nmaxperms, | ||
int *** | perms, | ||
SCIP_Real * | log10groupsize | ||
) |
compute generators of symmetry group
- Parameters
-
scip SCIP pointer maxgenerators maximal number of generators constructed (= 0 if unlimited) matrixdata data for MIP matrix exprdata data for nonlinear constraints nperms pointer to store number of permutations nmaxperms pointer to store maximal number of permutations (needed for freeing storage) perms pointer to store permutation generators as (nperms x npermvars) matrix log10groupsize pointer to store size of group
Definition at line 975 of file compute_symmetry_bliss.cpp.
References blisshook(), createVariableNodes(), FALSE, fillGraphByLinearConss(), fillGraphByNonlinearConss(), BLISS_Data::maxgenerators, BLISS_Data::nmaxperms, nnodes, BLISS_Data::nperms, BLISS_Data::npermvars, SYM_Matrixdata::npermvars, NULL, SYM_Matrixdata::nuniquevars, BLISS_Data::perms, BLISS_Data::scip, SCIP_Bool, SCIP_CALL, SCIP_OKAY, SCIP_Real, SCIP_VERBLEVEL_MINIMAL, SCIPdebugMsg, and SCIPverbMessage().
Referenced by computeSymmetryGroup().