SCIP
Solving Constraint Integer Programs
SCIP_Tree Struct Reference
Detailed Description
branch and bound tree
Definition at line 184 of file struct_tree.h.
#include <struct_tree.h>
Field Documentation
◆ root
| SCIP_NODE* SCIP_Tree::root |
root node of the tree
Definition at line 186 of file struct_tree.h.
Referenced by compressReoptTree(), conflictAddConflictCons(), focusnodeCleanupVars(), focusnodeToFork(), nodeToLeaf(), SCIPchgVarLb(), SCIPchgVarLbGlobal(), SCIPchgVarUb(), SCIPchgVarUbGlobal(), SCIPinferVarLbCons(), SCIPinferVarLbProp(), SCIPinferVarUbCons(), SCIPinferVarUbProp(), SCIPnodeAddBoundinfer(), SCIPnodeAddCons(), SCIPnodeAddHoleinfer(), SCIPnodeCutoff(), SCIPnodeFocus(), SCIPnodeFree(), SCIPshrinkDisjunctiveVarSet(), SCIPsolveCIP(), SCIPtightenVarLb(), SCIPtightenVarLbGlobal(), SCIPtightenVarUb(), SCIPtightenVarUbGlobal(), SCIPtreeClear(), SCIPtreeCreatePresolvingRoot(), SCIPtreeCreateRoot(), SCIPtreeCutoff(), SCIPtreeFreePresolvingRoot(), SCIPtreeGetRootNode(), solveNodeLP(), and treeFindSwitchForks().
◆ leaves
| SCIP_NODEPQ* SCIP_Tree::leaves |
leaves of the tree
Definition at line 187 of file struct_tree.h.
Referenced by nodeToLeaf(), SCIPgetLeaves(), SCIPgetNLeaves(), SCIPgetOpenNodesData(), SCIPnodeFocus(), SCIPtreeClear(), SCIPtreeCutoff(), SCIPtreeGetAvgLowerbound(), SCIPtreeGetBestChild(), SCIPtreeGetBestLeaf(), SCIPtreeGetBestNode(), SCIPtreeGetBestSibling(), SCIPtreeGetLowerbound(), SCIPtreeGetLowerboundNode(), SCIPtreeGetNLeaves(), SCIPtreeGetNodesel(), and SCIPtreeSetNodesel().
◆ path
| SCIP_NODE** SCIP_Tree::path |
array of nodes storing the active path from root to current node, which is usually the focus or a probing node; in case of a cut off, the path may already end earlier
Definition at line 188 of file struct_tree.h.
Referenced by conflictAddConflictCons(), conflictAddConflictset(), conflictAnalyze(), conflictAnalyzeDualProof(), conflictCreateReconvergenceConss(), createAndAddProofcons(), nodeAssignParent(), SCIPconflictFlushConss(), SCIPnodeAddBoundinfer(), SCIPnodeCreateChild(), SCIPnodeFocus(), SCIPnodeMarkPropagated(), SCIPtreeEndProbing(), SCIPtreeGetCurrentDepth(), SCIPtreeGetCurrentNode(), SCIPtreeGetFocusDepth(), SCIPtreeGetFocusNode(), SCIPtreeGetProbingRoot(), SCIPtreeIsPathComplete(), SCIPtreeLoadLP(), SCIPtreeLoadLPState(), SCIPtreeProbing(), tightenSingleVar(), treeBacktrackProbing(), treeCheckPath(), treeCreateProbingNode(), treeEnsurePathMem(), treeFindSwitchForks(), treeSwitchPath(), treeUpdatePathLPSize(), and updatePseudocost().
◆ focusnode
| SCIP_NODE* SCIP_Tree::focusnode |
focus node: the node that is stored together with its children and siblings in the tree data structure; the focus node is the currently processed node; it doesn't need to be active all the time, because it may be cut off and the active path stops at the cut off node
Definition at line 191 of file struct_tree.h.
Referenced by focusnodeCleanupVars(), focusnodeToDeadend(), focusnodeToFork(), focusnodeToJunction(), focusnodeToLeaf(), focusnodeToPseudofork(), forkCreate(), forkFree(), junctionInit(), nodeAssignParent(), nodeRepropagate(), nodeToLeaf(), pseudoforkCreate(), SCIPbranchruleExecExternSol(), SCIPbranchruleExecLPSol(), SCIPbranchruleExecPseudoSol(), SCIPendDive(), SCIPinitConssLP(), SCIPnodeAddBoundinfer(), SCIPnodeAddHoleinfer(), SCIPnodeCreateChild(), SCIPnodeCutoff(), SCIPnodeFocus(), SCIPnodeFree(), SCIPsolveCIP(), SCIPtreeBranchVar(), SCIPtreeBranchVarHole(), SCIPtreeBranchVarNary(), SCIPtreeCalcChildEstimate(), SCIPtreeClear(), SCIPtreeCreatePresolvingRoot(), SCIPtreeCreateRoot(), SCIPtreeCutoff(), SCIPtreeEndProbing(), SCIPtreeFreePresolvingRoot(), SCIPtreeGetAvgLowerbound(), SCIPtreeGetCurrentDepth(), SCIPtreeGetCurrentNode(), SCIPtreeGetFocusDepth(), SCIPtreeGetFocusNode(), SCIPtreeGetLowerbound(), SCIPtreeInRepropagation(), SCIPtreeIsPathComplete(), SCIPtreeLoadLP(), SCIPtreeLoadLPState(), SCIPtreeWasNodeLastBranchParent(), solveNodeLP(), treeBacktrackProbing(), and treeFindSwitchForks().
◆ focuslpfork
| SCIP_NODE* SCIP_Tree::focuslpfork |
LP defining pseudofork/fork/subroot of the focus node
Definition at line 195 of file struct_tree.h.
Referenced by nodeRepropagate(), SCIPnodeFocus(), SCIPtreeLoadLP(), and treeFindSwitchForks().
◆ focuslpstatefork
| SCIP_NODE* SCIP_Tree::focuslpstatefork |
LP state defining fork/subroot of the focus node
Definition at line 196 of file struct_tree.h.
Referenced by focusnodeToDeadend(), focusnodeToFork(), focusnodeToJunction(), focusnodeToPseudofork(), junctionInit(), nodeRepropagate(), pseudoforkCreate(), SCIPnodeFocus(), SCIPnodeFree(), SCIPprimalHeuristics(), SCIPtreeLoadLP(), SCIPtreeLoadLPState(), treeFindSwitchForks(), and updatePseudocost().
◆ focussubroot
| SCIP_NODE* SCIP_Tree::focussubroot |
subroot of the focus node's sub tree
Definition at line 197 of file struct_tree.h.
Referenced by nodeRepropagate(), SCIPnodeFocus(), SCIPtreeLoadLP(), and treeFindSwitchForks().
◆ probingroot
| SCIP_NODE* SCIP_Tree::probingroot |
root node of the current probing path, or NULL
Definition at line 198 of file struct_tree.h.
Referenced by SCIPnodeAddBoundinfer(), SCIPnodeAddHoleinfer(), SCIPnodeFree(), SCIPtreeCreateProbingNode(), SCIPtreeEndProbing(), SCIPtreeGetProbingDepth(), SCIPtreeGetProbingRoot(), SCIPtreeProbing(), treeBacktrackProbing(), and treeCreateProbingNode().
◆ children
| SCIP_NODE** SCIP_Tree::children |
array with children of the focus node
Definition at line 199 of file struct_tree.h.
Referenced by SCIPgetChildren(), SCIPgetOpenNodesData(), SCIPnodeFocus(), SCIPnodeFree(), SCIPtreeCreateRoot(), SCIPtreeCutoff(), SCIPtreeGetAvgLowerbound(), SCIPtreeGetBestChild(), SCIPtreeGetLowerbound(), SCIPtreeGetLowerboundNode(), SCIPtreeGetPrioChild(), treeAddChild(), treeChildrenToSiblings(), treeEnsureChildrenMem(), and treeRemoveChild().
◆ siblings
| SCIP_NODE** SCIP_Tree::siblings |
array with siblings of the focus node
Definition at line 200 of file struct_tree.h.
Referenced by SCIPgetOpenNodesData(), SCIPgetSiblings(), SCIPnodeFocus(), SCIPnodeFree(), SCIPtreeCutoff(), SCIPtreeGetAvgLowerbound(), SCIPtreeGetBestSibling(), SCIPtreeGetLowerbound(), SCIPtreeGetLowerboundNode(), SCIPtreeGetPrioSibling(), treeChildrenToSiblings(), and treeRemoveSibling().
◆ childrenprio
| SCIP_Real* SCIP_Tree::childrenprio |
array with node selection priorities of children
Definition at line 201 of file struct_tree.h.
Referenced by SCIPchildChgNodeselPrio(), SCIPtreeGetLowerboundNode(), SCIPtreeGetPrioChild(), treeAddChild(), treeChildrenToSiblings(), treeEnsureChildrenMem(), and treeRemoveChild().
◆ siblingsprio
| SCIP_Real* SCIP_Tree::siblingsprio |
array with node selection priorities of siblings
Definition at line 202 of file struct_tree.h.
Referenced by SCIPtreeGetLowerboundNode(), SCIPtreeGetPrioSibling(), treeChildrenToSiblings(), and treeRemoveSibling().
◆ divebdchgvars
| SCIP_VAR** SCIP_Tree::divebdchgvars[2] |
two arrays to store variables for branching
Definition at line 203 of file struct_tree.h.
Referenced by SCIPtreeAddDiveBoundChange(), and SCIPtreeGetDiveBoundChangeData().
◆ divebdchgdirs
| SCIP_BRANCHDIR* SCIP_Tree::divebdchgdirs[2] |
arrays to hold the directions for diving
Definition at line 204 of file struct_tree.h.
Referenced by SCIPtreeAddDiveBoundChange(), and SCIPtreeGetDiveBoundChangeData().
◆ divebdchgvals
| SCIP_Real* SCIP_Tree::divebdchgvals[2] |
arrays to store bound change values for diving
Definition at line 205 of file struct_tree.h.
Referenced by SCIPtreeAddDiveBoundChange(), and SCIPtreeGetDiveBoundChangeData().
◆ pathnlpcols
| int* SCIP_Tree::pathnlpcols |
array with number of LP columns for each problem in active path (except newly added columns of the focus node and the current probing node)
Definition at line 206 of file struct_tree.h.
Referenced by SCIPnodeFocus(), SCIPtreeLoadLP(), SCIPtreeLoadLPState(), treeBacktrackProbing(), treeCheckPath(), treeCreateProbingNode(), treeEnsurePathMem(), and treeUpdatePathLPSize().
◆ pathnlprows
| int* SCIP_Tree::pathnlprows |
array with number of LP rows for each problem in active path (except newly added rows of the focus node and the current probing node)
Definition at line 208 of file struct_tree.h.
Referenced by SCIPconstructCurrentLP(), SCIPnodeFocus(), SCIPtreeLoadLP(), SCIPtreeLoadLPState(), treeBacktrackProbing(), treeCheckPath(), treeCreateProbingNode(), treeEnsurePathMem(), and treeUpdatePathLPSize().
◆ probinglpistate
| SCIP_LPISTATE* SCIP_Tree::probinglpistate |
LP state information before probing started
Definition at line 210 of file struct_tree.h.
Referenced by SCIPtreeEndProbing(), SCIPtreeLoadProbingLPState(), and SCIPtreeStartProbing().
◆ focuslpistate
| SCIP_LPISTATE* SCIP_Tree::focuslpistate |
LP state information of focus node
Definition at line 211 of file struct_tree.h.
◆ probinglpinorms
| SCIP_LPINORMS* SCIP_Tree::probinglpinorms |
LP pricing norms information before probing started
Definition at line 212 of file struct_tree.h.
Referenced by SCIPtreeEndProbing(), SCIPtreeLoadProbingLPState(), and SCIPtreeStartProbing().
◆ pendingbdchgs
| SCIP_PENDINGBDCHG* SCIP_Tree::pendingbdchgs |
array of pending bound changes, or NULL
Definition at line 213 of file struct_tree.h.
Referenced by SCIPtreeClear(), treeAddPendingBdchg(), treeApplyPendingBdchgs(), and treeEnsurePendingbdchgsMem().
◆ probdiverelaxsol
| SCIP_Real* SCIP_Tree::probdiverelaxsol |
array with stored original relaxation solution during diving or probing
Definition at line 214 of file struct_tree.h.
Referenced by SCIPtreeRestoreRelaxSol(), and SCIPtreeStoreRelaxSol().
◆ nprobdiverelaxsol
| int SCIP_Tree::nprobdiverelaxsol |
size of probdiverelaxsol
Definition at line 215 of file struct_tree.h.
Referenced by SCIPtreeStoreRelaxSol().
◆ focuslpstateforklpcount
| SCIP_Longint SCIP_Tree::focuslpstateforklpcount |
LP number of last solved LP in current LP state fork, or -1 if unknown
Definition at line 216 of file struct_tree.h.
Referenced by nodeRepropagate(), SCIPnodeAddBoundinfer(), SCIPnodeFocus(), SCIPtreeClear(), and SCIPtreeLoadLPState().
◆ lastbranchparentid
| SCIP_Longint SCIP_Tree::lastbranchparentid |
last node id/number of branching parent
Definition at line 217 of file struct_tree.h.
Referenced by SCIPnodeCreateChild(), and SCIPtreeWasNodeLastBranchParent().
◆ divebdchgsize
| int SCIP_Tree::divebdchgsize[2] |
holds the two sizes of the dive bound change information
Definition at line 218 of file struct_tree.h.
Referenced by SCIPtreeAddDiveBoundChange().
◆ ndivebdchanges
| int SCIP_Tree::ndivebdchanges[2] |
current number of stored dive bound changes for the next depth
Definition at line 219 of file struct_tree.h.
Referenced by SCIPtreeAddDiveBoundChange(), SCIPtreeClearDiveBoundChanges(), and SCIPtreeGetDiveBoundChangeData().
◆ pendingbdchgssize
| int SCIP_Tree::pendingbdchgssize |
size of pendingbdchgs array
Definition at line 220 of file struct_tree.h.
Referenced by treeEnsurePendingbdchgsMem().
◆ npendingbdchgs
| int SCIP_Tree::npendingbdchgs |
number of pending bound changes
Definition at line 221 of file struct_tree.h.
Referenced by SCIPshrinkDisjunctiveVarSet(), SCIPtreeClear(), treeAddPendingBdchg(), and treeApplyPendingBdchgs().
◆ childrensize
| int SCIP_Tree::childrensize |
available slots in children vector
Definition at line 222 of file struct_tree.h.
Referenced by treeChildrenToSiblings(), and treeEnsureChildrenMem().
◆ nchildren
| int SCIP_Tree::nchildren |
number of children of focus node (number of used slots in children vector)
Definition at line 223 of file struct_tree.h.
Referenced by enforceConstraints(), focusnodeToDeadend(), focusnodeToFork(), focusnodeToPseudofork(), forkCreate(), forkFree(), junctionInit(), nodeRepropagate(), propAndSolve(), pseudoforkCreate(), SCIPbranchExecExtern(), SCIPbranchruleExecExternSol(), SCIPbranchruleExecLPSol(), SCIPbranchruleExecPseudoSol(), SCIPconshdlrEnforceLPSol(), SCIPconshdlrEnforcePseudoSol(), SCIPconshdlrEnforceRelaxSol(), SCIPgetChildren(), SCIPgetNChildren(), SCIPnodeFocus(), SCIPnodeFree(), SCIPsolveCIP(), SCIPtreeClear(), SCIPtreeCreatePresolvingRoot(), SCIPtreeCreateRoot(), SCIPtreeCutoff(), SCIPtreeGetAvgLowerbound(), SCIPtreeGetBestChild(), SCIPtreeGetLowerbound(), SCIPtreeGetLowerboundNode(), SCIPtreeGetNChildren(), SCIPtreeGetNNodes(), SCIPtreeGetPrioChild(), solveNode(), treeAddChild(), treeChildrenToSiblings(), treeRemoveChild(), and updateLoopStatus().
◆ siblingssize
| int SCIP_Tree::siblingssize |
available slots in siblings vector
Definition at line 224 of file struct_tree.h.
Referenced by treeChildrenToSiblings().
◆ nsiblings
| int SCIP_Tree::nsiblings |
number of siblings of focus node (number of used slots in siblings vector)
Definition at line 225 of file struct_tree.h.
Referenced by nodeRepropagate(), SCIPgetNSiblings(), SCIPgetSiblings(), SCIPnodeFocus(), SCIPnodeFree(), SCIPsolveCIP(), SCIPtreeClear(), SCIPtreeCreatePresolvingRoot(), SCIPtreeCreateRoot(), SCIPtreeCutoff(), SCIPtreeGetAvgLowerbound(), SCIPtreeGetBestSibling(), SCIPtreeGetLowerbound(), SCIPtreeGetLowerboundNode(), SCIPtreeGetNNodes(), SCIPtreeGetNSiblings(), SCIPtreeGetPrioSibling(), solveNode(), treeChildrenToSiblings(), and treeRemoveSibling().
◆ pathlen
| int SCIP_Tree::pathlen |
length of the current path
Definition at line 226 of file struct_tree.h.
Referenced by conflictAddConflictset(), conflictAnalyze(), conflictCreateReconvergenceConss(), conflictsetCalcInsertDepth(), nodeAssignParent(), SCIPconflictFlushConss(), SCIPnodeCreateChild(), SCIPnodeFocus(), SCIPnodeMarkPropagated(), SCIPtreeClear(), SCIPtreeCreateProbingNode(), SCIPtreeEndProbing(), SCIPtreeFreePresolvingRoot(), SCIPtreeGetCurrentDepth(), SCIPtreeGetCurrentNode(), SCIPtreeGetFocusDepth(), SCIPtreeGetFocusNode(), SCIPtreeGetProbingRoot(), SCIPtreeIsPathComplete(), SCIPtreeLoadLP(), SCIPtreeLoadLPState(), SCIPtreeProbing(), SCIPtreeStartProbing(), treeBacktrackProbing(), treeCheckPath(), treeCreateProbingNode(), treeFindSwitchForks(), treeSwitchPath(), and treeUpdatePathLPSize().
◆ pathsize
| int SCIP_Tree::pathsize |
number of available slots in path arrays
Definition at line 227 of file struct_tree.h.
Referenced by treeEnsurePathMem().
◆ effectiverootdepth
| int SCIP_Tree::effectiverootdepth |
first depth with node with at least two children
Definition at line 228 of file struct_tree.h.
Referenced by nodeReleaseParent(), nodeToLeaf(), SCIPnodeAddBoundinfer(), SCIPnodeAddCons(), SCIPnodeAddHoleinfer(), SCIPnodeCutoff(), SCIPnodeFocus(), SCIPsolveCIP(), SCIPtreeClear(), SCIPtreeCutoff(), SCIPtreeGetEffectiveRootDepth(), solveNodeLP(), and treeApplyPendingBdchgs().
◆ appliedeffectiverootdepth
| int SCIP_Tree::appliedeffectiverootdepth |
the effective root depth which was already enforced (that is constraint and bound changes were made global)
Definition at line 229 of file struct_tree.h.
Referenced by SCIPnodeFocus(), and SCIPtreeClear().
◆ correctlpdepth
| int SCIP_Tree::correctlpdepth |
depth to which current LP data corresponds to LP data of active path
Definition at line 230 of file struct_tree.h.
Referenced by SCIPconstructCurrentLP(), SCIPnodeFocus(), SCIPtreeClear(), SCIPtreeLoadLP(), and SCIPtreeLoadLPState().
◆ cutoffdepth
| int SCIP_Tree::cutoffdepth |
depth of first node in active path that is marked being cutoff
Definition at line 231 of file struct_tree.h.
Referenced by propagationRound(), propAndSolve(), SCIPgetCutoffdepth(), SCIPnodeCutoff(), SCIPnodeFocus(), SCIPtreeClear(), treeApplyPendingBdchgs(), treeBacktrackProbing(), treeFindSwitchForks(), and updateLoopStatus().
◆ repropdepth
| int SCIP_Tree::repropdepth |
depth of first node in active path that has to be propagated again
Definition at line 232 of file struct_tree.h.
Referenced by SCIPgetRepropdepth(), SCIPnodeMarkPropagated(), SCIPnodePropagateAgain(), SCIPtreeClear(), treeBacktrackProbing(), and treeFindSwitchForks().
◆ repropsubtreecount
| int SCIP_Tree::repropsubtreecount |
cyclicly increased counter to create markers for subtree repropagation
Definition at line 233 of file struct_tree.h.
Referenced by nodeRepropagate(), SCIPtreeClear(), and treeNextRepropsubtreecount().
◆ probingsumchgdobjs
| int SCIP_Tree::probingsumchgdobjs |
number of changed objective coefficients in all probing nodes
Definition at line 234 of file struct_tree.h.
Referenced by SCIPchgVarObjProbing(), SCIPpropagateProbing(), SCIPtreeEndProbing(), SCIPtreeStartProbing(), and treeBacktrackProbing().
◆ focusnodehaslp
| SCIP_Bool SCIP_Tree::focusnodehaslp |
is LP being processed in the focus node?
Definition at line 235 of file struct_tree.h.
Referenced by nodeRepropagate(), SCIPnodeFocus(), SCIPtreeBranchVar(), SCIPtreeBranchVarHole(), SCIPtreeBranchVarNary(), SCIPtreeClear(), SCIPtreeEndProbing(), SCIPtreeHasFocusNodeLP(), and SCIPtreeSetFocusNodeLP().
◆ probingnodehaslp
| SCIP_Bool SCIP_Tree::probingnodehaslp |
was the LP solved (at least once) in the current probing node?
Definition at line 236 of file struct_tree.h.
Referenced by SCIPtreeClear(), SCIPtreeHasCurrentNodeLP(), SCIPtreeMarkProbingNodeHasLP(), and treeCreateProbingNode().
◆ focuslpconstructed
| SCIP_Bool SCIP_Tree::focuslpconstructed |
was the LP of the focus node already constructed?
Definition at line 237 of file struct_tree.h.
Referenced by SCIPnodeFocus(), SCIPtreeEndProbing(), SCIPtreeIsFocusNodeLPConstructed(), SCIPtreeLoadLP(), SCIPtreeLoadLPState(), treeBacktrackProbing(), treeCheckPath(), and treeUpdatePathLPSize().
◆ cutoffdelayed
| SCIP_Bool SCIP_Tree::cutoffdelayed |
the treeCutoff() call was delayed because of diving and has to be executed
Definition at line 238 of file struct_tree.h.
Referenced by SCIPendDive(), SCIPsolveCIP(), SCIPtreeClear(), and SCIPtreeCutoff().
◆ probinglpwasflushed
| SCIP_Bool SCIP_Tree::probinglpwasflushed |
was the LP flushed before we entered the probing mode?
Definition at line 239 of file struct_tree.h.
Referenced by SCIPtreeClear(), SCIPtreeEndProbing(), and SCIPtreeStartProbing().
◆ probinglpwassolved
| SCIP_Bool SCIP_Tree::probinglpwassolved |
was the LP solved before we entered the probing mode?
Definition at line 240 of file struct_tree.h.
Referenced by SCIPtreeClear(), SCIPtreeEndProbing(), and SCIPtreeStartProbing().
◆ probingloadlpistate
| SCIP_Bool SCIP_Tree::probingloadlpistate |
must the LP state be reloaded because of a backtrack in probing?
Definition at line 241 of file struct_tree.h.
Referenced by SCIPtreeClear(), SCIPtreeEndProbing(), SCIPtreeLoadProbingLPState(), SCIPtreeSetProbingLPState(), SCIPtreeStartProbing(), and treeBacktrackProbing().
◆ probinglpwasrelax
| SCIP_Bool SCIP_Tree::probinglpwasrelax |
was the LP a valid relaxation before we entered the probing mode?
Definition at line 242 of file struct_tree.h.
Referenced by SCIPtreeClear(), SCIPtreeEndProbing(), and SCIPtreeStartProbing().
◆ probingsolvedlp
| SCIP_Bool SCIP_Tree::probingsolvedlp |
was the LP solved during probing mode, i.e., was SCIPsolveProbingLP() called?
Definition at line 243 of file struct_tree.h.
Referenced by SCIPtreeClear(), SCIPtreeEndProbing(), SCIPtreeStartProbing(), and solveProbingLP().
◆ forcinglpmessage
| SCIP_Bool SCIP_Tree::forcinglpmessage |
was forcing LP solving message be posted
Definition at line 244 of file struct_tree.h.
Referenced by solveNode().
◆ probingobjchanged
| SCIP_Bool SCIP_Tree::probingobjchanged |
was the objective function changed during probing?
Definition at line 245 of file struct_tree.h.
Referenced by SCIPpropagateProbing(), SCIPtreeEndProbing(), SCIPtreeMarkProbingObjChanged(), SCIPtreeProbingObjChanged(), SCIPtreeStartProbing(), solveProbingLP(), and treeBacktrackProbing().
◆ sbprobing
| SCIP_Bool SCIP_Tree::sbprobing |
is the probing mode used for strong branching?
Definition at line 246 of file struct_tree.h.
Referenced by propagationRound(), SCIPtreeEndProbing(), and SCIPtreeStartProbing().
◆ probinglpwasprimfeas
| SCIP_Bool SCIP_Tree::probinglpwasprimfeas |
primal feasibility when probing started
Definition at line 247 of file struct_tree.h.
Referenced by SCIPtreeEndProbing(), SCIPtreeLoadProbingLPState(), and SCIPtreeStartProbing().
◆ probinglpwasprimchecked
| SCIP_Bool SCIP_Tree::probinglpwasprimchecked |
primal feasibility has been checked when probing started
Definition at line 248 of file struct_tree.h.
Referenced by SCIPtreeEndProbing(), SCIPtreeLoadProbingLPState(), and SCIPtreeStartProbing().
◆ probinglpwasdualfeas
| SCIP_Bool SCIP_Tree::probinglpwasdualfeas |
dual feasibility when probing started
Definition at line 249 of file struct_tree.h.
Referenced by SCIPtreeEndProbing(), SCIPtreeLoadProbingLPState(), and SCIPtreeStartProbing().
◆ probinglpwasdualchecked
| SCIP_Bool SCIP_Tree::probinglpwasdualchecked |
dual feasibility has been check when probing started
Definition at line 250 of file struct_tree.h.
Referenced by SCIPtreeEndProbing(), SCIPtreeLoadProbingLPState(), and SCIPtreeStartProbing().
◆ probdiverelaxstored
| SCIP_Bool SCIP_Tree::probdiverelaxstored |
was a relax solution stored before diving or probing ?
Definition at line 251 of file struct_tree.h.
Referenced by SCIPendDive(), SCIPtreeEndProbing(), SCIPtreeRestoreRelaxSol(), and SCIPtreeStoreRelaxSol().
◆ probdiverelaxincludeslp
| SCIP_Bool SCIP_Tree::probdiverelaxincludeslp |
did the stored relaxation solution include all lp cuts ?
Definition at line 252 of file struct_tree.h.
Referenced by SCIPtreeRestoreRelaxSol(), and SCIPtreeStoreRelaxSol().