public class EVD
extends java.lang.Object
Constructor and Description |
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EVD(int n)
Creates an empty eigenvalue decomposition which will compute all the
eigenvalues and eigenvectors (left and right)
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EVD(int n,
boolean left,
boolean right)
Creates an empty eigenvalue decomposition
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Modifier and Type | Method and Description |
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EVD |
factor(DenseMatrix A)
Computes the eigenvalue decomposition of the given matrix
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static EVD |
factorize(Matrix A)
Convenience method for computing the complete eigenvalue decomposition of
the given matrix
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double[] |
getImaginaryEigenvalues()
Gets the imaginary part of the eigenvalues
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DenseMatrix |
getLeftEigenvectors()
Gets the left eigenvectors, if available
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double[] |
getRealEigenvalues()
Gets the real part of the eigenvalues
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DenseMatrix |
getRightEigenvectors()
Gets the right eigenvectors, if available
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boolean |
hasLeftEigenvectors()
True if the left eigenvectors have been computed
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boolean |
hasRightEigenvectors()
True if the right eigenvectors have been computed
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public EVD(int n)
n
- Size of the matrixpublic EVD(int n, boolean left, boolean right)
n
- Size of the matrixleft
- Whether to compute the left eigenvectors or notright
- Whether to compute the right eigenvectors or notpublic static EVD factorize(Matrix A) throws NotConvergedException
A
- Matrix to factorize. Not modifiedNotConvergedException
public EVD factor(DenseMatrix A) throws NotConvergedException
A
- Matrix to factorize. Overwritten on returnNotConvergedException
public DenseMatrix getLeftEigenvectors()
public DenseMatrix getRightEigenvectors()
public double[] getRealEigenvalues()
public double[] getImaginaryEigenvalues()
public boolean hasLeftEigenvectors()
public boolean hasRightEigenvectors()