Convolution quadrature revisited

C Lubich - BIT Numerical Mathematics, 2004 - Springer
This article reviews convolution quadrature and its uses, extends the known approximation
results for the case of sectorial Laplace transforms to finite-part convolutions with non …

An efficient ADI difference scheme for the nonlocal evolution problem in three-dimensional space

H Zhang, Y Liu, X Yang - Journal of Applied Mathematics and Computing, 2023 - Springer
This paper addresses the numerical solution of the three-dimensional nonlocal evolution
equation with a weakly singular kernel. The first order fractional convolution quadrature …

Weighted average finite difference methods for fractional diffusion equations

SB Yuste - Journal of Computational Physics, 2006 - Elsevier
A class of finite difference methods for solving fractional diffusion equations is considered.
These methods are an extension of the weighted average methods for ordinary (non …

The formally second-order BDF ADI difference/compact difference scheme for the nonlocal evolution problem in three-dimensional space

L Qiao, D Xu, W Qiu - Applied Numerical Mathematics, 2022 - Elsevier
This work formulates two kinds of alternating direction implicit (ADI) schemes for the
parabolic-type three-dimensional evolution equation with a weakly singular kernel. The …

[图书][B] Fractional calculus: some numerical methods

R Gorenflo - 1997 - Springer
A survey is given on some numerical methods of Riemann-Liouville fractional calculus. The
topics discussed here will be:(a) approximation of fractional derivatives by generalized finite …

A second-order ADI difference scheme based on non-uniform meshes for the three-dimensional nonlocal evolution problem

L Qiao, W Qiu, D Xu - Computers & Mathematics with Applications, 2021 - Elsevier
This work constructs and analyzes a nonlocal evolution equation with a weakly singular
kernel in three-dimensional space. In the temporal direction, the Crank-Nicolson (CN) …

A fast ADI orthogonal spline collocation method with graded meshes for the two-dimensional fractional integro-differential equation

L Qiao, D Xu - Advances in Computational Mathematics, 2021 - Springer
We propose and analyze a time-stepping Crank-Nicolson (CN) alternating direction implicit
(ADI) scheme combined with an arbitrary-order orthogonal spline collocation (OSC) …

[图书][B] Finite element methods for integrodifferential equations

CM Chen, T Shih - 1998 - books.google.com
Recently, there has appeared a new type of evaluating partial differential equations with
Volterra integral operators in various practical areas. Such equations possess new physical …

An efficient ADI difference scheme for the nonlocal evolution equation with multi-term weakly singular kernels in three dimensions

Z Zhou, H Zhang, X Yang, J Tang - International Journal of …, 2023 - Taylor & Francis
The paper constructs a fast efficient numerical scheme for the nonlocal evolution equation
with three weakly singular kernels in three-dimensional space. In the temporal direction, We …

Second-order BDF ADI Galerkin finite element method for the evolutionary equation with a nonlocal term in three-dimensional space

X Yang, W Qiu, H Chen, H Zhang - Applied Numerical Mathematics, 2022 - Elsevier
In this work, we propose and analyze a new method for the solution of the three-dimensional
evolutionary equation with a nonlocal term. Then the method combines Galerkin finite …