A robust error analysis of the OSC method for a multi-term fourth-order sub-diffusion equation

H Zhang, X Yang, Q Tang, D Xu - Computers & Mathematics with …, 2022 - Elsevier
In this paper, we consider an orthogonal spline collocation (OSC) method to solve the fourth-
order multi-term subdiffusion equation. The L1 method on graded meshes is employed in …

[图书][B] Fractional differential equations: finite difference methods

ZZ Sun, G Gao - 2020 - books.google.com
Starting with an introduction to fractional derivatives and numerical approximations, this
book presents finite difference methods for fractional differential equations, including time …

The local discontinuous Galerkin finite element methods for Caputo-type partial differential equations: Numerical analysis

C Li, Z Wang - Applied Numerical Mathematics, 2019 - Elsevier
In this article, three kinds of typical Caputo-type partial differential equations are numerically
studied via the finite difference methods/the local discontinuous Galerkin finite element …

An investigation of nonlinear time-fractional anomalous diffusion models for simulating transport processes in heterogeneous binary media

L Feng, I Turner, P Perré, K Burrage - Communications in Nonlinear …, 2021 - Elsevier
In this work, we consider two of the most frequently used two-dimensional nonlinear time-
fractional anomalous sub-diffusion models for simulating transport phenomena in …

Galerkin operational approach for multi-dimensions fractional differential equations

MM Alsuyuti, EH Doha, SS Ezz-Eldien - Communications in Nonlinear …, 2022 - Elsevier
The current manuscript introduces a novel numerical treatment for multi-term fractional
differential equations with variable coefficients. The spectral Galerkin approach is developed …

[HTML][HTML] MHD flow and heat transfer analysis of fractional Oldroyd-B nanofluid between two coaxial cylinders

Y Zhang, J Jiang, Y Bai - Computers & Mathematics with Applications, 2019 - Elsevier
In previous study on the flow of fractional viscoelastic fluid between two coaxial cylinders,
due to the complexity of computation, researchers commonly assume that the flow area is a …

A numerical method for two-dimensional multi-term time-space fractional nonlinear diffusion-wave equations

J Huang, J Zhang, S Arshad, Y Tang - Applied Numerical Mathematics, 2021 - Elsevier
Recently, numerous numerical schemes have been developed for solving single-term time-
space fractional diffusion-wave equations. Among them, some popular methods were …

Fast second-order time two-mesh mixed finite element method for a nonlinear distributed-order sub-diffusion model

C Wen, Y Liu, B Yin, H Li, J Wang - Numerical Algorithms, 2021 - Springer
In this article, a time two-mesh (TT-M) algorithm combined with the H 1-Galerkin mixed finite
element (FE) method is introduced to numerically solve the nonlinear distributed-order sub …

A class of efficient time-stepping methods for multi-term time-fractional reaction-diffusion-wave equations

B Yin, Y Liu, H Li, F Zeng - Applied Numerical Mathematics, 2021 - Elsevier
A family of novel time-stepping methods for the fractional calculus operators is presented
with a shifted parameter. The truncation error with second-order accuracy is proved under …

A meshless method for time fractional nonlinear mixed diffusion and diffusion-wave equation

A Bhardwaj, A Kumar - Applied Numerical Mathematics, 2021 - Elsevier
The paper aims to put forth a radial basis function-based meshless approach for the
numerical solution of the time-fractional nonlinear mixed diffusion and diffusion-wave …