org.jutil.math.matrix
Interface SchurDecomposer

All Known Implementing Classes:

ExplicitShiftQRSchurDecomposer

public interface SchurDecomposer

A class of objects that compute the Schur factorization of a matrix.

Field Summary
static java.lang.String	CVS_REVISION

 

Method Summary
abstract  SchurDecomposition	decompose(Matrix matrix)           Return a Schur factorization of this matrix.

 

Field Detail

CVS_REVISION

public static final java.lang.String CVS_REVISION

decompose

public abstract SchurDecomposition decompose(Matrix matrix)

Return a Schur factorization of this matrix.

Parameters:

matrix - The matrix to decompose.

Specifications:

public behavior
requires matrix != null;
requires matrix.isSquare();
ensures \result != null;
ensures (* \result.Q().times(\result.R()).equals(matrix) *);
ensures \result .Q().getNbRows() == matrix.getNbRows();