Changes in version 0.0.2 (2023-08-23)                  

  - Provide solvers for eigenvalue problems
      - Arnoldi and Lanczos methods for sparse matrices
          - Solver for the Upper Hessenberg form taken from the Spectra
            library
      - Interface to Eigen solvers for dense matrices
  - Fix small bugs and tweak documentation
      - Fix symmetry check, default value for ordering, and return for
        CG solver
      - Remove dimension constraints for the QR solvers
      - Thanks to helpful comments by Bettina Grün

                 Changes in version 0.0.1 (2020-09-22)                  

  - Provide interface to Eigen solvers
      - Direct: LU, QR, Cholesky
      - Iterative: Conjugate Gradient, BiCGSTAB, Least Squares CG