org.apache.commons.math.linear
Interface QRDecomposition

All Known Implementing Classes:

QRDecompositionImpl

public interface QRDecomposition

An interface to classes that implement a algorithm to calculate the QR-decomposition of a real matrix.

Since:

1.2

Version:

$Revision: 620312 $ $Date: 2008-02-10 12:28:59 -0700 (Sun, 10 Feb 2008) $

See Also:

MathWorld, Wikipedia

Method Summary

RealMatrix	getQ() Returns the matrix Q of the decomposition.
RealMatrix	getR() Returns the matrix R of the decomposition.

Method Detail

getR

RealMatrix getR()

Returns the matrix R of the decomposition.

Returns:

the R matrix

getQ

RealMatrix getQ()

Returns the matrix Q of the decomposition.

Returns:

the Q matrix