2 papers
math.NA2022
Fractional Laplacian - Quadrature rules for singular double integrals in 3D
Bernd Feist, Mario Bebendorf
In this article, quadrature rules for the efficient computation of the stiffness matrix for the fractional Laplacian in three dimensions are presented. These rules are based on the…
math.NA2020
Kernel-independent adaptive construction of -matrix approximations
M. Bauer, M. Bebendorf, B. Feist
A method for the kernel-independent construction of -matrix approximations to non-local operators is proposed. Special attention is paid to the adaptive construction…