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OrbitopeData Struct Reference

Detailed Description

orbitopal symmetry handling data for a single orbitope

Definition at line 126 of file symmetry_orbitopal.c.

Data Fields

SCIP_VAR ** vars
 
int nrows
 
int ncols
 
int nbranchrows
 
SCIP_HASHMAProwindexmap
 
SCIP_HASHMAPcolindexmap
 
SCIP_Longint lastnodenumber
 
int dbghash
 
SCIP_HASHTABLEnodeinfos
 
SCIP_COLUMNORDERING columnordering
 
SCIP_ROWORDERING rowordering
 

Field Documentation

◆ vars

SCIP_VAR** OrbitopeData::vars

orbitope variable array representing orbitope matrix row-wise

Definition at line 128 of file symmetry_orbitopal.c.

◆ nrows

int OrbitopeData::nrows

number of rows

Definition at line 129 of file symmetry_orbitopal.c.

◆ ncols

int OrbitopeData::ncols

number of columns

Definition at line 130 of file symmetry_orbitopal.c.

◆ nbranchrows

int OrbitopeData::nbranchrows

number of rows containing variables potentially used for branching

Definition at line 131 of file symmetry_orbitopal.c.

◆ rowindexmap

SCIP_HASHMAP* OrbitopeData::rowindexmap

map of variables to row index in orbitope matrix

Definition at line 132 of file symmetry_orbitopal.c.

◆ colindexmap

SCIP_HASHMAP* OrbitopeData::colindexmap

map of variables to column index in orbitope matrix

Definition at line 133 of file symmetry_orbitopal.c.

◆ lastnodenumber

SCIP_Longint OrbitopeData::lastnodenumber

the last node number where the row and column order is computed

Definition at line 135 of file symmetry_orbitopal.c.

◆ dbghash

int OrbitopeData::dbghash

a hash for the column order in the last iteration

Definition at line 136 of file symmetry_orbitopal.c.

◆ nodeinfos

SCIP_HASHTABLE* OrbitopeData::nodeinfos

symmetry handling information per branch-and-bound tree node

Definition at line 138 of file symmetry_orbitopal.c.

◆ columnordering

SCIP_COLUMNORDERING OrbitopeData::columnordering

policy for the column ordering

Definition at line 139 of file symmetry_orbitopal.c.

◆ rowordering

SCIP_ROWORDERING OrbitopeData::rowordering

policy for the row ordering

Definition at line 140 of file symmetry_orbitopal.c.