CglClique::frac_graph Struct Reference

A graph corresponding to a fractional solution of an LP. More...

Collaboration diagram for CglClique::frac_graph:

[legend]List of all members.

Public Member Functions
	frac_graph ()
Public Attributes
int	nodenum
	# of nodes = # of fractional values in the LP solution
int	edgenum
	# of edges in the graph
double	density
	density= edgenum/(nodenum choose 2)
int	min_deg_node
int	min_degree
int	max_deg_node
int	max_degree
fnode *	nodes
	The array of the nodes in the graph.
int *	all_nbr
	The array of all the neighbors.
double *	all_edgecost
	The array of the costs of the edges going to the neighbors.

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Detailed Description

A graph corresponding to a fractional solution of an LP.

Two nodes are adjacent iff their columns are non-orthogonal.

Definition at line 106 of file CglClique.hpp.

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Constructor & Destructor Documentation

CglClique::frac_graph::frac_graph

(

)

[inline]

Definition at line 125 of file CglClique.hpp.

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Member Data Documentation

int CglClique::frac_graph::nodenum

# of nodes = # of fractional values in the LP solution

Definition at line 108 of file CglClique.hpp.

int CglClique::frac_graph::edgenum

# of edges in the graph

Definition at line 110 of file CglClique.hpp.

double CglClique::frac_graph::density

density= edgenum/(nodenum choose 2)

Definition at line 112 of file CglClique.hpp.

int CglClique::frac_graph::min_deg_node

Definition at line 113 of file CglClique.hpp.

int CglClique::frac_graph::min_degree

Definition at line 114 of file CglClique.hpp.

int CglClique::frac_graph::max_deg_node

Definition at line 115 of file CglClique.hpp.

int CglClique::frac_graph::max_degree

Definition at line 116 of file CglClique.hpp.

fnode* CglClique::frac_graph::nodes

The array of the nodes in the graph.

Definition at line 118 of file CglClique.hpp.

int* CglClique::frac_graph::all_nbr

The array of all the neighbors.

First the indices of the nodes adjacent to node 0 are listed, then those adjacent to node 1, etc.

Definition at line 121 of file CglClique.hpp.

double* CglClique::frac_graph::all_edgecost

The array of the costs of the edges going to the neighbors.

Definition at line 123 of file CglClique.hpp.

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The documentation for this struct was generated from the following file:

• /home/coin/SVN-release/CoinAll-1.1.0/Cgl/src/CglClique/CglClique.hpp

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