most citedThe Best Uniform Rational Approximation: Applications to Solving Equations Involving Fractional powers of Elliptic Operators

3 citations · 3 across the 2 of their papers we have counts for

collaborators

3 papers

math.NA2020

A Survey on Numerical Methods for Spectral Space-Fractional Diffusion Problems

Stanislav Harizanov, Raytcho Lazarov, Svetozar Margenov

The survey is devoted to numerical solution of the fractional equation , , where is a symmetric positive definite operator corresponding to a second order elli…

math.NA2019★ 3 cited

The Best Uniform Rational Approximation: Applications to Solving Equations Involving Fractional powers of Elliptic Operators

Stanislav Harizanov, Raytcho Lazarov, Svetozar Margenov +1

In this paper we consider one particular mathematical problem of this large area of fractional powers of self-adjoined elliptic operators, defined either by Dunford-Taylor-like int…

math.NA2019

Analysis of numerical methods for spectral fractional elliptic equations based on the best uniform rational approximation

Stanislav Harizanov, Raytcho Lazarov, Pencho Marinov +2

Here we study theoretically and compare experimentally an efficient method for solving systems of algebraic equations, where the matrix comes from the discretization of a fractiona…