Numerical methods for time-fractional evolution equations with nonsmooth data: a concise overview

B **, R Lazarov, Z Zhou - Computer Methods in Applied Mechanics and …, 2019 - Elsevier
Over the past few decades, there has been substantial interest in evolution equations that
involve a fractional-order derivative of order α∈(0, 1) in time, commonly known as …

An approach to construct higher order time discretisation schemes for time fractional partial differential equations with nonsmooth data

NJ Ford, Y Yan - Fractional Calculus and Applied Analysis, 2017 - degruyter.com
In this paper, we shall review an approach by which we can seek higher order time
discretisation schemes for solving time fractional partial differential equations with …

An analysis of the modified L1 scheme for time-fractional partial differential equations with nonsmooth data

Y Yan, M Khan, NJ Ford - SIAM Journal on Numerical Analysis, 2018 - SIAM
We introduce a modified L1 scheme for solving time fractional partial differential equations
and obtain error estimates for smooth and nonsmooth initial data in both homogeneous and …

Linearized fast time-step** schemes for time–space fractional Schrödinger equations

W Yuan, C Zhang, D Li - Physica D: Nonlinear Phenomena, 2023 - Elsevier
This paper proposes a linearized fast high-order time-step** scheme to solve the time–
space fractional Schrödinger equations. The time approximation is done by using the fast L2 …

Linearized Galerkin FEMs for nonlinear time fractional parabolic problems with non-smooth solutions in time direction

D Li, C Wu, Z Zhang - Journal of Scientific Computing, 2019 - Springer
A Newton linearized Galerkin finite element method is proposed to solve nonlinear time
fractional parabolic problems with non-smooth solutions in time direction. Iterative processes …

Error analysis of a second-order method on fitted meshes for a time-fractional diffusion problem

H Chen, M Stynes - Journal of Scientific Computing, 2019 - Springer
Alikhanov's high-order scheme for Caputo fractional derivatives of order α ∈ (0, 1) α∈(0, 1)
is generalised to nonuniform meshes and analysed for initial-value problems (IVPs) and …

[KIRJA][B] Numerical treatment and analysis of time-fractional evolution equations

B **, Z Zhou - 2023 - Springer
The purpose of this book is to present a self-contained and up-to-date survey of numerical
treatment for the so-called time-fractional diffusion model and their mathematical analysis …

[PDF][PDF] A novel numerical approach to time-fractional parabolic equations with nonsmooth solutions

D Li, W Sun, C Wu - Numer. Math. Theor. Meth. Appl, 2021 - doc.global-sci.org
This paper is concerned with numerical solutions of time-fractional parabolic equations. Due
to the Caputo time derivative being involved, the solutions of equations are usually singular …

A second-order scheme with nonuniform time steps for a linear reaction-sudiffusion problem

HL Liao, W McLean, J Zhang - arxiv preprint arxiv:1803.09873, 2018 - arxiv.org
Stability and convergence of a time-weighted discrete scheme with nonuniform time steps
are established for linear reaction-subdiffusion equations. The Caupto derivative is …

Blow-up of error estimates in time-fractional initial-boundary value problems

H Chen, M Stynes - IMA Journal of Numerical Analysis, 2021 - academic.oup.com
Time-fractional initial-boundary value problems of the form are considered, where is a
Caputo fractional derivative of order and the spatial domain lies in for some. As we prove …