com.mockturtlesolutions.snifflib.linalg

Interface LUAlgorithm

All Known Implementing Classes:

AbstractLUAlgorithm, LUFact, NRLUAlgorithm

public interface LUAlgorithm

LU decomposition algorithm interface. L*U = A where L is lower triangular and U is upper triangular This algorithm uses implicit partial pivoting.

Method Summary

Methods

Modifier and Type	Method and Description
DblMatrix	getL() Get the lower triangular L of the LU decomposition.
DblMatrix	getU() Get the upper triangular matrix U of the LU decomposition.
boolean	isSingular() Return true if a singular condition is encountered during.
DblMatrix	solveSystem(DblMatrix Y) Solve a linear system (X*b = Y) returning the coeficients as a DblMatrix.

Method Detail

getL

DblMatrix getL()

Get the lower triangular L of the LU decomposition.

getU

DblMatrix getU()

Get the upper triangular matrix U of the LU decomposition.

isSingular

boolean isSingular()

Return true if a singular condition is encountered during.

solveSystem

DblMatrix solveSystem(DblMatrix Y)

Solve a linear system (X*b = Y) returning the coeficients as a DblMatrix.