Compute The Chebyshev Polynomial of the matrix. This version first factors the Chebyshev Polynomial and computes the function using a divide and conquer algorithm. Based on a simplified version of the first method in \cite liang2003improved .
| Type | Intent | Optional | Attributes | Name | ||
|---|---|---|---|---|---|---|
| type(Matrix_ps), | intent(in) | :: | InputMat | The input matrix |
||
| type(Matrix_ps), | intent(inout) | :: | OutputMat | OutputMat = poly(InputMat) |
||
| type(ChebyshevPolynomial_t), | intent(in) | :: | poly | The Chebyshev polynomial to compute. |
||
| type(SolverParameters_t), | intent(in), | optional | :: | solver_parameters_in | Parameters for the solver. |