Interface EVSolver

All Known Implementing Classes:
EVSolver_JNI_lapacke, EVSolver_Lapack310, EVSolver_LapackOLD

public interface EVSolver
Eigenvectors problem. This is an interface to lapack. There are three version This version calls the com.polytechnik.lapack.Eigenvalues.
  • Nested Class Summary

    Nested Classes
    Modifier and Type
    Interface
    Description
    static class 
    A result for SVD problem.
  • Method Summary

    Modifier and Type
    Method
    Description
    static EVSolver
    A method with default implementation; Edit and recomplie if different eigenvalue solver is required.
    double[]
    getEV(int n, double[] QQ, boolean flag_ev)
    Solve eigenvalues problem.
    double[]
    getEV_Thridiagonal(int n, double[] diag, int diag_off, double[] offdiag, int offdiag_off, boolean flag_ev)
    Solve thridiagonal eigenvalues problem.
    double[]
    getGEV_Generalized(int n, double[] A, double[] B, boolean flag_ev)
    Solve generalized eigenvalues problem.
    int
    getNonSymEV(int n, double[] matr, double[] wr, double[] wi)
     
    getSVD(int m, int n, double[] matr)
    SVD decomposition.
  • Method Details

    • getDefaultEVSolver

      static EVSolver getDefaultEVSolver()
      A method with default implementation; Edit and recomplie if different eigenvalue solver is required.
    • getEV

      double[] getEV(int n, double[] QQ, boolean flag_ev)
      Solve eigenvalues problem.
    • getEV_Thridiagonal

      double[] getEV_Thridiagonal(int n, double[] diag, int diag_off, double[] offdiag, int offdiag_off, boolean flag_ev)
      Solve thridiagonal eigenvalues problem.
    • getGEV_Generalized

      double[] getGEV_Generalized(int n, double[] A, double[] B, boolean flag_ev)
      Solve generalized eigenvalues problem.
    • getNonSymEV

      int getNonSymEV(int n, double[] matr, double[] wr, double[] wi)
    • getSVD

      EVSolver.SVDResult getSVD(int m, int n, double[] matr)
      SVD decomposition.