L1 method on nonuniform meshes for linear time-fractional diffusion equations with constant time delay

T Tan, WP Bu, AG Xiao - Journal of Scientific Computing, 2022 - Springer
This paper is concerned with numerical solution of the linear time-fractional diffusion
equations with constant time delay. First we investigate the existence, uniqueness and …

Compact scheme for fractional diffusion-wave equation with spatial variable coefficient and delays

Q Zhang, L Liu, C Zhang - Applicable Analysis, 2022 - Taylor & Francis
In this paper, we study the spatial variable coefficient fractional convection–diffusion wave
equation with the singe delay and multi-delay numerically when the exact solution satisfies a …

A second-order numerical scheme for the time-fractional partial differential equations with a time delay

R Choudhary, S Singh, D Kumar - Computational and Applied …, 2022 - Springer
This work proposes a numerical scheme for a class of time-fractional convection–reaction–
diffusion problems with a time lag. Time-fractional derivative is considered in the Caputo …

Boundary stabilization of semi‐linear time fractional reaction–diffusion systems with delays

K Mathiyalagan, TV Renugadevi… - Asian Journal of …, 2024 - Wiley Online Library
This paper examines the stabilization results for a class of semi‐linear time fractional
reaction–diffusion partial differential equations (PDEs) with state delay using the …

Approximation of Nonlinear Delay Subdiffusion Equations Through Novel Linearized Finite Element Schemes

D Kumar - International Journal of Applied and Computational …, 2023 - Springer
The paper presents two linearized fully-discrete schemes to approximate the solution for the
nonlinear time-fractional delay diffusion equation. Both schemes are established using a …

Numerical study of some intelligent robot systems governed by the fractional differential equations

B Zhou, W Gu - IEEE Access, 2019 - ieeexplore.ieee.org
We provide a high order numerical methods for solving some intelligent Robot Systems,
which are governed by the fractional nonlinear variable coefficient reaction diffusion …

High-order compact schemes for semilinear parabolic moving boundary problems

T Li, D Xu, Q Zhang - Applied Numerical Mathematics, 2021 - Elsevier
In this paper, we study high-order compact schemes for semilinear parabolic moving
boundary problems. We first convert the original problem into an equivalent one defined on …

Several effective algorithms for nonlinear time fractional models

H Qin, F Wu - Applied Mathematics and Computation, 2019 - Elsevier
In this paper, several effective algorithms are proposed to simulate the time fractional
models. A complete analysis of the algorithms for nonlinear problems is presented, while the …