SCIP_Subroot Struct Reference

Detailed Description

fork with solved LP, where bounds and constraints have been changed, and rows and columns were removed and added

Definition at line 104 of file struct_tree.h.

#include <struct_tree.h>

Data Fields
SCIP_COL **	cols
SCIP_ROW **	rows
SCIP_LPISTATE *	lpistate
SCIP_Real	lpobjval
int	ncols
int	nrows
int	nlpistateref
unsigned int	nchildren:30
unsigned int	lpwasprimfeas:1
unsigned int	lpwasdualfeas:1

Field Documentation

SCIP_COL** SCIP_Subroot::cols

array with pointers to the columns in the same order as in the LP

Definition at line 106 of file struct_tree.h.

Referenced by subrootConstructLP().

SCIP_ROW** SCIP_Subroot::rows

array with pointers to the rows in the same order as in the LP

Definition at line 107 of file struct_tree.h.

Referenced by subrootConstructLP().

SCIP_LPISTATE* SCIP_Subroot::lpistate

LP state information

Definition at line 108 of file struct_tree.h.

Referenced by SCIPtreeLoadLPState(), and subrootReleaseLPIState().

SCIP_Real SCIP_Subroot::lpobjval

the LP objective value for that node, needed to compute the pseudo costs correctly

Definition at line 109 of file struct_tree.h.

int SCIP_Subroot::ncols

number of columns in the LP

Definition at line 110 of file struct_tree.h.

Referenced by subrootConstructLP(), treeCheckPath(), and treeUpdatePathLPSize().

int SCIP_Subroot::nrows

number of rows in the LP

Definition at line 111 of file struct_tree.h.

Referenced by subrootConstructLP(), treeCheckPath(), and treeUpdatePathLPSize().

int SCIP_Subroot::nlpistateref

number of times, the LP state is needed

Definition at line 112 of file struct_tree.h.

Referenced by SCIPnodeCaptureLPIState(), SCIPnodeReleaseLPIState(), subrootCaptureLPIState(), and subrootReleaseLPIState().

unsigned int SCIP_Subroot::nchildren

number of children of this parent node

Definition at line 113 of file struct_tree.h.

Referenced by nodeDeactivate(), and nodeReleaseParent().

unsigned int SCIP_Subroot::lpwasprimfeas

primal feasibility of saved LP state information

Definition at line 114 of file struct_tree.h.

Referenced by SCIPtreeLoadLPState().

unsigned int SCIP_Subroot::lpwasdualfeas

dual feasibility of saved LP state information

Definition at line 115 of file struct_tree.h.

Referenced by SCIPtreeLoadLPState().