3 papers
math.NA2025
Prescribed Eigenvalues via Optimal Perturbation of main-diagonal submatrix
M. R. Eslahchi, E. Kokabifar
Consider a given square matrix with square blocks on the main diagonal. This paper aims to compute an optimal perturbation of a prea…
math.NA2019
Müntz Pseudo Spectral Method: Theory and Numerical Experiments
Hassan Khosravian-Arab, Mohammad Reza Eslahchi
This paper presents two new non-classical Lagrange basis functions which are based on the new Jacobi-Müntz functions presented by the authors recently. These basis functions are, i…
math.NA2019
Müntz Sturm-Liouville Problems: Theory and Numerical Experiments
Hassan Khosravian-Arab, Mohammad Reza Eslahchi
This paper presents two new classes of Müntz functions which are called Jacobi-Müntz functions of the first and second types. These newly generated functions satisfy in two self-ad…