Detailed Description
Benders' decomposition data
Definition at line 57 of file struct_benders.h.
#include <struct_benders.h>
Public Member Functions | |
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_BENDERSPRESUBSOLVE ((*benderspresubsolve)) | |
SCIP_DECL_BENDERSCREATESUB ((*benderscreatesub)) | |
SCIP_DECL_BENDERSSOLVESUBCONVEX ((*benderssolvesubconvex)) | |
SCIP_DECL_BENDERSSOLVESUB ((*benderssolvesub)) | |
SCIP_DECL_BENDERSPOSTSOLVE ((*benderspostsolve)) | |
SCIP_DECL_BENDERSFREESUB ((*bendersfreesub)) | |
SCIP_DECL_SORTPTRCOMP ((*benderssubcomp)) | |
Member Function Documentation
◆ SCIP_DECL_BENDERSCOPY()
SCIP_Benders::SCIP_DECL_BENDERSCOPY | ( | * | benderscopy | ) |
copy method of Benders' decomposition or NULL if you don't want to copy your plugin into sub-SCIPs
◆ SCIP_DECL_BENDERSFREE()
SCIP_Benders::SCIP_DECL_BENDERSFREE | ( | * | bendersfree | ) |
destructor of Benders' decomposition
◆ SCIP_DECL_BENDERSINIT()
SCIP_Benders::SCIP_DECL_BENDERSINIT | ( | * | bendersinit | ) |
initialize Benders' decomposition
◆ SCIP_DECL_BENDERSEXIT()
SCIP_Benders::SCIP_DECL_BENDERSEXIT | ( | * | bendersexit | ) |
deinitialize Benders' decomposition
◆ SCIP_DECL_BENDERSINITPRE()
SCIP_Benders::SCIP_DECL_BENDERSINITPRE | ( | * | bendersinitpre | ) |
presolving initialization method for Benders' decomposition
◆ SCIP_DECL_BENDERSEXITPRE()
SCIP_Benders::SCIP_DECL_BENDERSEXITPRE | ( | * | bendersexitpre | ) |
presolving deinitialization method for Benders' decomposition
◆ SCIP_DECL_BENDERSINITSOL()
SCIP_Benders::SCIP_DECL_BENDERSINITSOL | ( | * | bendersinitsol | ) |
solving process initialization method of Benders' decomposition
◆ SCIP_DECL_BENDERSEXITSOL()
SCIP_Benders::SCIP_DECL_BENDERSEXITSOL | ( | * | bendersexitsol | ) |
solving process deinitialization method of Benders' decomposition
◆ SCIP_DECL_BENDERSGETVAR()
SCIP_Benders::SCIP_DECL_BENDERSGETVAR | ( | * | bendersgetvar | ) |
returns the corresponding variable from the master or subproblem
◆ SCIP_DECL_BENDERSPRESUBSOLVE()
SCIP_Benders::SCIP_DECL_BENDERSPRESUBSOLVE | ( | * | benderspresubsolve | ) |
called prior to the subproblem solving loop
◆ SCIP_DECL_BENDERSCREATESUB()
SCIP_Benders::SCIP_DECL_BENDERSCREATESUB | ( | * | benderscreatesub | ) |
creates the Benders' decomposition subproblems
◆ SCIP_DECL_BENDERSSOLVESUBCONVEX()
SCIP_Benders::SCIP_DECL_BENDERSSOLVESUBCONVEX | ( | * | benderssolvesubconvex | ) |
the solving method for convex Benders' decomposition subproblems
◆ SCIP_DECL_BENDERSSOLVESUB()
SCIP_Benders::SCIP_DECL_BENDERSSOLVESUB | ( | * | benderssolvesub | ) |
the solving method for the Benders' decomposition subproblems
◆ SCIP_DECL_BENDERSPOSTSOLVE()
SCIP_Benders::SCIP_DECL_BENDERSPOSTSOLVE | ( | * | benderspostsolve | ) |
called after the subproblems are solved.
◆ SCIP_DECL_BENDERSFREESUB()
SCIP_Benders::SCIP_DECL_BENDERSFREESUB | ( | * | bendersfreesub | ) |
the freeing method for the Benders' decomposition subproblems
◆ SCIP_DECL_SORTPTRCOMP()
SCIP_Benders::SCIP_DECL_SORTPTRCOMP | ( | * | benderssubcomp | ) |
a comparator for defining the solving order of the subproblems
Field Documentation
◆ name
char* SCIP_Benders::name |
name of Benders' decomposition
Definition at line 59 of file struct_benders.h.
Referenced by executeUserDefinedSolvesub(), SCIPbendersAddSubproblem(), SCIPbendersExec(), SCIPbendersExecSubproblemSolve(), SCIPbendersExit(), SCIPbendersGetName(), SCIPbendersInit(), SCIPbendersSetSubproblemIsIndependent(), and SCIPbendersSetupSubproblem().
◆ desc
char* SCIP_Benders::desc |
description of Benders' decomposition
Definition at line 60 of file struct_benders.h.
Referenced by SCIPbendersGetDesc().
◆ bendersdata
SCIP_BENDERSDATA* SCIP_Benders::bendersdata |
Benders' decomposition local data
Definition at line 77 of file struct_benders.h.
Referenced by SCIPbendersGetData(), and SCIPbendersSetData().
◆ setuptime
SCIP_CLOCK* SCIP_Benders::setuptime |
time spend for setting up this Benders' decomposition for the next stages
Definition at line 78 of file struct_benders.h.
Referenced by SCIPbendersEnableOrDisableClocks(), SCIPbendersExit(), SCIPbendersExitpre(), SCIPbendersExitsol(), SCIPbendersGetSetupTime(), SCIPbendersInit(), SCIPbendersInitpre(), and SCIPbendersInitsol().
◆ bendersclock
SCIP_CLOCK* SCIP_Benders::bendersclock |
Benders' decomposition execution time
Definition at line 79 of file struct_benders.h.
Referenced by SCIPbendersEnableOrDisableClocks(), SCIPbendersExec(), SCIPbendersGetTime(), and SCIPbendersInit().
◆ priority
int SCIP_Benders::priority |
priority of the Benders' decomposition
Definition at line 80 of file struct_benders.h.
Referenced by SCIPbendersGetPriority(), and SCIPbendersSetPriority().
◆ ncalls
int SCIP_Benders::ncalls |
number of times, this Benders' decomposition was called
Definition at line 81 of file struct_benders.h.
Referenced by numSubproblemsToCheck(), SCIPbendersExec(), SCIPbendersGetNCalls(), and SCIPbendersInit().
◆ ncutsfound
int SCIP_Benders::ncutsfound |
number of cuts found by the Benders' decomposition
Definition at line 82 of file struct_benders.h.
Referenced by generateBendersCuts(), SCIPbendersGetNCutsFound(), and SCIPbendersInit().
◆ ntransferred
int SCIP_Benders::ntransferred |
number of cuts transferred from sub SCIP to the master SCIP
Definition at line 83 of file struct_benders.h.
Referenced by createAndAddTransferredCut(), SCIPbendersGetNTransferredCuts(), and SCIPbendersInit().
◆ active
SCIP_Bool SCIP_Benders::active |
is the Benders' decomposition active?
Definition at line 84 of file struct_benders.h.
Referenced by SCIPbendersActivate(), SCIPbendersDeactivate(), and SCIPbendersIsActive().
◆ initialized
SCIP_Bool SCIP_Benders::initialized |
is Benders' decomposition initialized?
Definition at line 85 of file struct_benders.h.
Referenced by SCIPbendersExit(), SCIPbendersInit(), and SCIPbendersIsInitialized().
◆ cutlp
SCIP_Bool SCIP_Benders::cutlp |
should Benders' cuts be generated for LP solutions?
Definition at line 86 of file struct_benders.h.
Referenced by SCIPbendersCutLP().
◆ cutpseudo
SCIP_Bool SCIP_Benders::cutpseudo |
should Benders' cuts be generated for pseudo solutions?
Definition at line 87 of file struct_benders.h.
Referenced by SCIPbendersCutPseudo().
◆ cutrelax
SCIP_Bool SCIP_Benders::cutrelax |
should Benders' cuts be generated for relaxation solutions?
Definition at line 88 of file struct_benders.h.
Referenced by SCIPbendersCutRelaxation().
◆ shareauxvars
SCIP_Bool SCIP_Benders::shareauxvars |
should this Benders' share the highest priority Benders' auxiliary vars
Definition at line 89 of file struct_benders.h.
Referenced by SCIPbendersShareAuxVars().
◆ transfercuts
SCIP_Bool SCIP_Benders::transfercuts |
should Benders' cuts generated in LNS heuristics be transferred to the main SCIP instance?
Definition at line 92 of file struct_benders.h.
Referenced by transferBendersCuts().
◆ lnscheck
SCIP_Bool SCIP_Benders::lnscheck |
should Benders' decomposition be used in LNS heuristics?
Definition at line 93 of file struct_benders.h.
Referenced by SCIPbendersCopyInclude(), SCIPbendersExec(), and SCIPbendersOnlyCheckConvexRelax().
◆ lnsmaxdepth
int SCIP_Benders::lnsmaxdepth |
maximum depth at which the LNS check is performed
Definition at line 94 of file struct_benders.h.
Referenced by SCIPbendersCopyInclude(), and SCIPbendersExec().
◆ lnsmaxcalls
int SCIP_Benders::lnsmaxcalls |
maximum number of Benders' decomposition call in LNS heuristics
Definition at line 95 of file struct_benders.h.
Referenced by SCIPbendersCopyInclude(), and SCIPbendersExec().
◆ lnsmaxcallsroot
int SCIP_Benders::lnsmaxcallsroot |
maximum number of root node Benders' decomposition call in LNS heuristics
Definition at line 96 of file struct_benders.h.
Referenced by SCIPbendersCopyInclude(), and SCIPbendersExec().
◆ cutsasconss
SCIP_Bool SCIP_Benders::cutsasconss |
should the transferred cuts be added as constraints?
Definition at line 97 of file struct_benders.h.
Referenced by createAndAddTransferredCut().
◆ subprobfrac
SCIP_Real SCIP_Benders::subprobfrac |
fraction of subproblems that are solved in each iteration
Definition at line 98 of file struct_benders.h.
Referenced by numSubproblemsToCheck().
◆ updateauxvarbound
SCIP_Bool SCIP_Benders::updateauxvarbound |
should the auxiliary variable lower bound be updated by solving the subproblem?
Definition at line 99 of file struct_benders.h.
Referenced by SCIPbendersExec().
◆ auxvarsimplint
SCIP_Bool SCIP_Benders::auxvarsimplint |
if subproblem objective is integer, then set the auxiliary variables as implint
Definition at line 100 of file struct_benders.h.
Referenced by addAuxiliaryVariablesToMaster().
◆ cutcheck
SCIP_Bool SCIP_Benders::cutcheck |
should cuts be generated while checking solutions?
Definition at line 101 of file struct_benders.h.
Referenced by generateBendersCuts().
◆ threadsafe
SCIP_Bool SCIP_Benders::threadsafe |
has the copy been created requiring thread safety
Definition at line 102 of file struct_benders.h.
Referenced by createSubproblems(), and SCIP_DECL_EVENTINITSOL().
◆ solutiontol
SCIP_Real SCIP_Benders::solutiontol |
storing the tolerance for optimality in Benders' decomposition
Definition at line 103 of file struct_benders.h.
Referenced by SCIPbendersInit(), SCIPbendersSubproblemIsOptimal(), and solveBendersSubproblems().
◆ numthreads
int SCIP_Benders::numthreads |
the number of threads to use when solving the subproblem
Definition at line 104 of file struct_benders.h.
Referenced by solveBendersSubproblems().
◆ execfeasphase
SCIP_Bool SCIP_Benders::execfeasphase |
should a feasibility phase be executed during the root node, i.e. adding slack variables to constraints to ensure feasibility
Definition at line 105 of file struct_benders.h.
Referenced by createSubproblems().
◆ slackvarcoef
SCIP_Real SCIP_Benders::slackvarcoef |
the initial objective coefficient of the slack variables in the subproblem
Definition at line 107 of file struct_benders.h.
Referenced by addSlackVars(), SCIPbendersExec(), and SCIPbendersSetupSubproblem().
◆ maxslackvarcoef
SCIP_Real SCIP_Benders::maxslackvarcoef |
the maximal objective coefficient of the slack variables in the subproblem
Definition at line 108 of file struct_benders.h.
Referenced by SCIPbendersExec(), and SCIPbendersSetupSubproblem().
◆ checkconsconvexity
SCIP_Bool SCIP_Benders::checkconsconvexity |
should the constraints of the subproblems be checked for convexity?
Definition at line 109 of file struct_benders.h.
Referenced by checkSubproblemConvexity().
◆ sourcescip
SCIP* SCIP_Benders::sourcescip |
the source scip from when the Benders' was copied
Definition at line 112 of file struct_benders.h.
Referenced by SCIPbendersExec(), and SCIPbendersExit().
◆ iscopy
SCIP_Bool SCIP_Benders::iscopy |
is the Benders' decomposition struct a copy
Definition at line 113 of file struct_benders.h.
Referenced by createMasterVarMapping(), createSubproblems(), SCIPbendersExec(), SCIPbendersExit(), SCIPbendersInit(), SCIPbendersInitpre(), and SCIPbendersOnlyCheckConvexRelax().
◆ mastervarsmap
SCIP_HASHMAP* SCIP_Benders::mastervarsmap |
hash map for the master variables from the subscip to the master
Definition at line 114 of file struct_benders.h.
Referenced by createAndAddTransferredCut(), createMasterVarMapping(), releaseVarMappingHashmapVars(), SCIPbendersExit(), and transferBendersCuts().
◆ subproblems
SCIP** SCIP_Benders::subproblems |
the Benders' decomposition subproblems
Definition at line 117 of file struct_benders.h.
Referenced by SCIPbendersActivate(), SCIPbendersAddSubproblem(), SCIPbendersDeactivate(), SCIPbendersRemoveSubproblems(), and SCIPbendersSubproblem().
◆ auxiliaryvars
SCIP_VAR** SCIP_Benders::auxiliaryvars |
the auxiliary variables for the Benders' optimality cuts
Definition at line 118 of file struct_benders.h.
Referenced by addAuxiliaryVariablesToMaster(), assignAuxiliaryVariables(), SCIPbendersActivate(), SCIPbendersDeactivate(), SCIPbendersExit(), SCIPbendersGetAuxiliaryVar(), and SCIPbendersGetAuxiliaryVars().
◆ subprobqueue
SCIP_PQUEUE* SCIP_Benders::subprobqueue |
the priority queue for the subproblems
Definition at line 119 of file struct_benders.h.
Referenced by createSolveSubproblemIndexList(), SCIPbendersActivate(), SCIPbendersDeactivate(), and updateSubproblemStatQueue().
◆ solvestat
SCIP_SUBPROBLEMSOLVESTAT** SCIP_Benders::solvestat |
storing the solving statistics of all the subproblems
Definition at line 120 of file struct_benders.h.
Referenced by SCIPbendersActivate(), SCIPbendersDeactivate(), and updateSubproblemStatQueue().
◆ subprobobjval
SCIP_Real* SCIP_Benders::subprobobjval |
the objective value of the subproblem in the current iteration
Definition at line 121 of file struct_benders.h.
Referenced by SCIPbendersActivate(), SCIPbendersDeactivate(), SCIPbendersGetSubproblemObjval(), and SCIPbendersSetSubproblemObjval().
◆ bestsubprobobjval
SCIP_Real* SCIP_Benders::bestsubprobobjval |
the best objective value of the subproblem
Definition at line 122 of file struct_benders.h.
Referenced by SCIPbendersActivate(), SCIPbendersDeactivate(), and SCIPbendersSetSubproblemObjval().
◆ subproblowerbound
SCIP_Real* SCIP_Benders::subproblowerbound |
a lower bound on the subproblem - used for the integer cuts
Definition at line 123 of file struct_benders.h.
Referenced by addAuxiliaryVariablesToMaster(), SCIPbendersActivate(), SCIPbendersDeactivate(), SCIPbendersGetSubproblemLowerbound(), and SCIPbendersUpdateSubproblemLowerbound().
◆ naddedsubprobs
int SCIP_Benders::naddedsubprobs |
subproblems added to the Benders' decomposition data
Definition at line 124 of file struct_benders.h.
Referenced by SCIPbendersAddSubproblem(), and SCIPbendersRemoveSubproblems().
◆ nsubproblems
int SCIP_Benders::nsubproblems |
number of subproblems
Definition at line 125 of file struct_benders.h.
Referenced by SCIPbendersActivate(), SCIPbendersAddSubproblem(), SCIPbendersGetNSubproblems(), SCIPbendersSetSubproblemIsConvex(), SCIPbendersSetSubproblemIsNonlinear(), and SCIPbendersSetSubproblemType().
◆ subprobtype
SCIP_BENDERSSUBTYPE* SCIP_Benders::subprobtype |
the convexity type of the subproblem
Definition at line 126 of file struct_benders.h.
Referenced by SCIPbendersActivate(), SCIPbendersDeactivate(), SCIPbendersGetSubproblemType(), and SCIPbendersSetSubproblemType().
◆ subprobisconvex
SCIP_Bool* SCIP_Benders::subprobisconvex |
is the subproblem convex? This implies that the dual sol can be used for cuts
Definition at line 127 of file struct_benders.h.
Referenced by SCIPbendersActivate(), SCIPbendersDeactivate(), SCIPbendersSetSubproblemIsConvex(), and SCIPbendersSubproblemIsConvex().
◆ subprobisnonlinear
SCIP_Bool* SCIP_Benders::subprobisnonlinear |
does the subproblem contain non-linear constraints
Definition at line 128 of file struct_benders.h.
Referenced by SCIPbendersActivate(), SCIPbendersDeactivate(), SCIPbendersSetSubproblemIsNonlinear(), and SCIPbendersSubproblemIsNonlinear().
◆ nconvexsubprobs
int SCIP_Benders::nconvexsubprobs |
the number of subproblems that are convex
Definition at line 129 of file struct_benders.h.
Referenced by SCIPbendersGetNConvexSubproblems(), SCIPbendersSetSubproblemIsConvex(), and SCIPbendersSetSubproblemType().
◆ nnonlinearsubprobs
int SCIP_Benders::nnonlinearsubprobs |
the number of subproblems that are non-linear
Definition at line 130 of file struct_benders.h.
Referenced by SCIPbendersGetNNonlinearSubproblems(), and SCIPbendersSetSubproblemIsNonlinear().
◆ subprobscreated
SCIP_Bool SCIP_Benders::subprobscreated |
have the subproblems been created for this Benders' decomposition. This flag is used when retransforming the problem.
Definition at line 131 of file struct_benders.h.
Referenced by createSubproblems().
◆ mastervarscont
SCIP_Bool* SCIP_Benders::mastervarscont |
flag to indicate that the master problem variable have been converted to continuous variables.
Definition at line 133 of file struct_benders.h.
Referenced by SCIPbendersActivate(), SCIPbendersDeactivate(), SCIPbendersGetMastervarsCont(), and SCIPbendersSetMastervarsCont().
◆ subprobsetup
SCIP_Bool* SCIP_Benders::subprobsetup |
flag to indicate whether the subproblem has been set up.
Definition at line 135 of file struct_benders.h.
Referenced by SCIPbendersActivate(), SCIPbendersDeactivate(), SCIPbendersSetSubproblemIsSetup(), and SCIPbendersSubproblemIsSetup().
◆ indepsubprob
SCIP_Bool* SCIP_Benders::indepsubprob |
flag to indicate if a subproblem is independent of the master prob
Definition at line 136 of file struct_benders.h.
Referenced by SCIPbendersActivate(), SCIPbendersDeactivate(), SCIPbendersSetSubproblemIsIndependent(), and SCIPbendersSubproblemIsIndependent().
◆ subprobenabled
SCIP_Bool* SCIP_Benders::subprobenabled |
flag to indicate whether the subproblem is enabled
Definition at line 137 of file struct_benders.h.
Referenced by SCIPbendersActivate(), SCIPbendersDeactivate(), SCIPbendersSetSubproblemEnabled(), and SCIPbendersSubproblemIsEnabled().
◆ nactivesubprobs
int SCIP_Benders::nactivesubprobs |
the number of active subproblems
Definition at line 138 of file struct_benders.h.
Referenced by SCIPbendersActivate(), SCIPbendersSetSubproblemEnabled(), and SCIPbendersSetSubproblemIsIndependent().
◆ freesubprobs
SCIP_Bool SCIP_Benders::freesubprobs |
do the subproblems need to be freed by the Benders' decomposition core?
Definition at line 139 of file struct_benders.h.
Referenced by SCIPbendersApplyDecomposition(), and SCIPbendersDeactivate().
◆ masterisnonlinear
SCIP_Bool SCIP_Benders::masterisnonlinear |
flag to indicate whether the master problem contains non-linear constraints
Definition at line 140 of file struct_benders.h.
Referenced by SCIPbendersMasterIsNonlinear(), and SCIPbendersSetMasterIsNonlinear().
◆ corepoint
SCIP_SOL* SCIP_Benders::corepoint |
the point that is separated for stabilisation
Definition at line 143 of file struct_benders.h.
Referenced by performInteriorSolCutStrengthening(), SCIPbendersExit(), and setAndUpdateCorePoint().
◆ initcorepoint
SCIP_SOL* SCIP_Benders::initcorepoint |
the point that was used to initialise the core point
Definition at line 144 of file struct_benders.h.
Referenced by setAndUpdateCorePoint().
◆ convexmult
SCIP_Real SCIP_Benders::convexmult |
the multiplier for the convex comb of the LP and sepa point
Definition at line 145 of file struct_benders.h.
Referenced by performInteriorSolCutStrengthening().
◆ perturbeps
SCIP_Real SCIP_Benders::perturbeps |
epsilon value to perturb the LP solution
Definition at line 146 of file struct_benders.h.
Referenced by performInteriorSolCutStrengthening().
◆ noimprovecount
int SCIP_Benders::noimprovecount |
count of the iterations without improvement
Definition at line 147 of file struct_benders.h.
Referenced by performInteriorSolCutStrengthening().
◆ noimprovelimit
int SCIP_Benders::noimprovelimit |
limit used to change behaviour of stabilitation
Definition at line 148 of file struct_benders.h.
Referenced by performInteriorSolCutStrengthening().
◆ prevnode
SCIP_NODE* SCIP_Benders::prevnode |
the previous node where the cut strengthening was performed
Definition at line 149 of file struct_benders.h.
Referenced by performInteriorSolCutStrengthening().
◆ prevnlpiter
SCIP_Longint SCIP_Benders::prevnlpiter |
number of LP iters at the previous call of the cut strengthening
Definition at line 150 of file struct_benders.h.
Referenced by performInteriorSolCutStrengthening().
◆ prevlowerbound
SCIP_Real SCIP_Benders::prevlowerbound |
the lowerbound from the previous LP enforcement iteration
Definition at line 151 of file struct_benders.h.
Referenced by performInteriorSolCutStrengthening(), and SCIPbendersActivate().
◆ strengthenenabled
SCIP_Bool SCIP_Benders::strengthenenabled |
is the core point cut strengthening enabled
Definition at line 152 of file struct_benders.h.
Referenced by SCIPbendersExec().
◆ strengthenintpoint
char SCIP_Benders::strengthenintpoint |
where should the strengthening interior point be sourced from ('l'p relaxation, 'f'irst solution, 'i'ncumbent solution, 'r'elative interior point, vector of 'o'nes, vector of 'z'eros)
Definition at line 153 of file struct_benders.h.
Referenced by setAndUpdateCorePoint().
◆ strengthenround
SCIP_Bool SCIP_Benders::strengthenround |
flag to indicate whether a cut strengthening round is being performed
Definition at line 154 of file struct_benders.h.
Referenced by generateBendersCuts(), SCIPbendersActivate(), SCIPbendersExec(), and SCIPbendersInStrengthenRound().
◆ nstrengthencuts
int SCIP_Benders::nstrengthencuts |
the number of strengthened cuts found
Definition at line 155 of file struct_benders.h.
Referenced by performInteriorSolCutStrengthening(), and SCIPbendersGetNStrengthenCutsFound().
◆ nstrengthencalls
int SCIP_Benders::nstrengthencalls |
the number of calls to the strengthening round
Definition at line 156 of file struct_benders.h.
Referenced by performInteriorSolCutStrengthening(), and SCIPbendersGetNStrengthenCalls().
◆ nstrengthenfails
int SCIP_Benders::nstrengthenfails |
the number of calls to the strengthening round that fail to find cuts
Definition at line 157 of file struct_benders.h.
Referenced by performInteriorSolCutStrengthening(), and SCIPbendersGetNStrengthenFails().
◆ npseudosols
int SCIP_Benders::npseudosols |
the number of pseudo solutions checked since the last generated cut
Definition at line 160 of file struct_benders.h.
Referenced by SCIPbendersExec().
◆ feasibilityphase
SCIP_Bool SCIP_Benders::feasibilityphase |
is the Benders' decomposition in a feasibility phase, i.e. using slack variables
Definition at line 161 of file struct_benders.h.
Referenced by createSubproblems(), SCIPbendersExec(), SCIPbendersSetupSubproblem(), and SCIPbendersSolSlackVarsActive().
◆ benderscuts
SCIP_BENDERSCUT** SCIP_Benders::benderscuts |
the available Benders' cut algorithms
Definition at line 164 of file struct_benders.h.
Referenced by SCIPbendersCopyInclude(), SCIPbendersExit(), SCIPbendersExitsol(), SCIPbendersGetBenderscuts(), SCIPbendersIncludeBenderscut(), SCIPbendersInit(), SCIPbendersInitsol(), SCIPbendersSortBenderscuts(), SCIPbendersSortBenderscutsName(), and SCIPfindBenderscut().
◆ nbenderscuts
int SCIP_Benders::nbenderscuts |
the number of Benders' cut algorithms
Definition at line 165 of file struct_benders.h.
Referenced by SCIPbendersCopyInclude(), SCIPbendersExit(), SCIPbendersExitsol(), SCIPbendersGetBenderscuts(), SCIPbendersGetNBenderscuts(), SCIPbendersIncludeBenderscut(), SCIPbendersInit(), SCIPbendersInitsol(), SCIPbendersSortBenderscuts(), SCIPbendersSortBenderscutsName(), and SCIPfindBenderscut().
◆ benderscutssize
int SCIP_Benders::benderscutssize |
the size of the Benders' cuts algorithms array
Definition at line 166 of file struct_benders.h.
Referenced by SCIPbendersIncludeBenderscut().
◆ benderscutssorted
SCIP_Bool SCIP_Benders::benderscutssorted |
are the Benders' cuts algorithms sorted by priority
Definition at line 167 of file struct_benders.h.
Referenced by SCIPbendersGetBenderscuts(), SCIPbendersIncludeBenderscut(), SCIPbendersSetBenderscutPriority(), SCIPbendersSetBenderscutsSorted(), SCIPbendersSortBenderscuts(), and SCIPbendersSortBenderscutsName().
◆ benderscutsnamessorted
SCIP_Bool SCIP_Benders::benderscutsnamessorted |
are the Benders' cuts algorithms sorted by name
Definition at line 168 of file struct_benders.h.
Referenced by SCIPbendersGetBenderscuts(), SCIPbendersSetBenderscutsSorted(), SCIPbendersSortBenderscuts(), and SCIPbendersSortBenderscutsName().
◆ storedcuts
SCIP_BENDERSCUTCUT** SCIP_Benders::storedcuts |
array to store the data required to form a cut/constraint
Definition at line 171 of file struct_benders.h.
Referenced by SCIPbendersExit(), SCIPbendersGetStoredCutData(), SCIPbendersGetStoredCutOrigData(), SCIPbendersInit(), and SCIPbendersStoreCut().
◆ storedcutssize
int SCIP_Benders::storedcutssize |
the size of the added cuts array
Definition at line 172 of file struct_benders.h.
Referenced by SCIPbendersExit(), SCIPbendersInit(), and SCIPbendersStoreCut().
◆ nstoredcuts
int SCIP_Benders::nstoredcuts |
the number of the added cuts
Definition at line 173 of file struct_benders.h.
Referenced by SCIPbendersExit(), SCIPbendersGetNStoredCuts(), SCIPbendersInit(), and SCIPbendersStoreCut().