ug::StrongNegativeConnectionsByBlockNorm Class Reference

Adds 'strong negative connections' to graph. More...

#include <block_gauss_seidel.h>

Public Member Functions
template<typename TRowType >
void	find (const TRowType &Ci, size_t i, cgraph &graph)
	StrongNegativeConnectionsByBlockNorm (double theta)

Protected Attributes
double	m_theta

Detailed Description

Adds 'strong negative connections' to graph.

Criterion: \( -a_{ij} \ge \epsilon \max_{a_{ik}<0} |a_{ik}| \)

Constructor & Destructor Documentation

StrongNegativeConnectionsByBlockNorm()

ug::StrongNegativeConnectionsByBlockNorm::StrongNegativeConnectionsByBlockNorm ( double  theta )

inline

Member Function Documentation

find()

template<typename TRowType >

void ug::StrongNegativeConnectionsByBlockNorm::find ( const TRowType &  Ci, size_t  i, cgraph &  graph  )

inline

References ug::BlockNorm(), m_theta, and ug::cgraph::set_connection().

Referenced by ug::CreateStrongConnectionGraphForSystems().

Member Data Documentation

m_theta

double ug::StrongNegativeConnectionsByBlockNorm::m_theta

protected

Referenced by find().

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

• ugbase/lib_algebra/operator/preconditioner/block_gauss_seidel.h