/// Returns a finder to find the next largest eigen value of the receiver's matrix.
/// @return DhbMatrixAlgebra.LargestEigenvalueFinder
public LargestEigenvalueFinder NextLargestEigenvalueFinder()
{
double norm = 1.0 / _eigenvector.SecureProduct(_transposedEigenvector);
DhbVector v1 = _eigenvector * norm;
return(new LargestEigenvalueFinder(this.DesiredPrecision,
_matrix.SecureProduct(SymmetricMatrix.IdentityMatrix(v1.Dimension)
.SecureSubtract(v1.TensorProduct(_transposedEigenvector)))));
}
