dev.nm.algebra.linear.matrix.doubles.factorization.eigen.qr

Class TridiagonalDeflationSearch

java.lang.Object

dev.nm.algebra.linear.matrix.doubles.factorization.eigen.qr.TridiagonalDeflationSearch

public class TridiagonalDeflationSearch
extends Object

This class locates deflation in a tridiagonal matrix.

See Also:

"Golub, G. H., Van Loan, C. F., "Algorithm 8.3.3 (Symmetric QR Algorithm", Matrix Computations, 3rd edition."

Constructor Summary

Constructors

Constructor and Description
TridiagonalDeflationSearch(boolean setNegligibleEntriesToZeros, double epsilon)
TridiagonalDeflationSearch(DeflationCriterion deflationCriterion, boolean setNegligibleEntriesToZeros, double epsilon)

Method Summary

Modifier and Type	Method and Description
Deflation	backSearch(Matrix D)
Deflation	backSearch(Matrix D, int startPosition)

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

TridiagonalDeflationSearch

public TridiagonalDeflationSearch(boolean setNegligibleEntriesToZeros,
                                  double epsilon)

TridiagonalDeflationSearch

public TridiagonalDeflationSearch(DeflationCriterion deflationCriterion,
                                  boolean setNegligibleEntriesToZeros,
                                  double epsilon)

Method Detail

backSearch

public Deflation backSearch(Matrix D)

backSearch

public Deflation backSearch(Matrix D,
                            int startPosition)