Numerical methods for fractional partial differential equations

C Li, A Chen - International Journal of Computer Mathematics, 2018 - Taylor & Francis
In this review paper, we are mainly concerned with the finite difference methods, the
Galerkin finite element methods, and the spectral methods for fractional partial differential …

[图书][B] Theory and numerical approximations of fractional integrals and derivatives

C Li, M Cai - 2019 - SIAM
Fractional calculus, which has two main features—singularity and nonlocality from its origin—
means integration and differentiation of any positive real order or even complex order. It has …

Numerical approaches to fractional integrals and derivatives: a review

M Cai, C Li - Mathematics, 2020 - mdpi.com
Fractional calculus, albeit a synonym of fractional integrals and derivatives which have two
main characteristics—singularity and nonlocality—has attracted increasing interest due to its …

A novel RBF-based meshless method for solving time-fractional transport equations in 2D and 3D arbitrary domains

J Lin, J Bai, S Reutskiy, J Lu - Engineering with Computers, 2023 - Springer
In this paper, we develop a new meshless method for solving a wide class of time-fractional
partial differential equations with general space operators in 2D and 3D regular and …

Correction of high-order BDF convolution quadrature for fractional evolution equations

B Jin, B Li, Z Zhou - SIAM Journal on Scientific Computing, 2017 - SIAM
We develop proper correction formulas at the starting k-1 steps to restore the desired k th-
order convergence rate of the k-step BDF convolution quadrature for discretizing evolution …

-norm error analysis of a robust ADI method on graded mesh for three-dimensional subdiffusion problems

Z Zhou, H Zhang, X Yang - Numerical Algorithms, 2023 - Springer
This work proposes a robust ADI scheme on graded mesh for solving three-dimensional
subdiffusion problems. The Caputo fractional derivative is discretized by L1 scheme, where …

Numerical approximation of the nonlinear time-fractional telegraph equation arising in neutron transport

O Nikan, Z Avazzadeh, JAT Machado - Communications in Nonlinear …, 2021 - Elsevier
This paper focusses on the numerical solution of the nonlinear time-fractional telegraph
equation formulated in the Caputo sense. This model is a useful description of the neutron …

[HTML][HTML] Finite difference/finite element method for a nonlinear time-fractional fourth-order reaction–diffusion problem

Y Liu, Y Du, H Li, S He, W Gao - Computers & mathematics with …, 2015 - Elsevier
In this article, a finite difference/finite element algorithm, which is based on a finite difference
approximation in time direction and finite element method in spatial direction, is presented …

Second-order numerical methods for multi-term fractional differential equations: smooth and non-smooth solutions

F Zeng, Z Zhang, GE Karniadakis - Computer Methods in Applied …, 2017 - Elsevier
Starting with the asymptotic expansion of the error equation of the shifted Grünwald–
Letnikov formula, we derive a new modified weighted shifted Grünwald–Letnikov (WSGL) …

The temporal second order difference schemes based on the interpolation approximation for solving the time multi-term and distributed-order fractional sub-diffusion …

G Gao, AA Alikhanov, Z Sun - Journal of Scientific Computing, 2017 - Springer
In this article, a special point is found for the interpolation approximation of the linear
combination of multi-term fractional derivatives. The derived numerical differentiation …