A high-order and efficient numerical technique for the nonlocal neutron diffusion equation representing neutron transport in a nuclear reactor

W Wang, H Zhang, X Jiang, X Yang - Annals of Nuclear Energy, 2024 - Elsevier
In this paper, a high-order and efficient numerical technique is constructed to solve nonlocal
neutron diffusion equation with delayed neutrons representing neutron transport in a nuclear …

Dynamics analysis on a class of delayed neural networks involving inertial terms

J Zhang, C Huang - Advances in Difference Equations, 2020 - Springer
This paper explores a class of unbounded distributed delayed inertial neural networks. By
introducing some new differential inequality analysis and abandoning the traditional order …

A second-order scheme with nonuniform time grids for Caputo–Hadamard fractional sub-diffusion equations

Z Wang, C Ou, S Vong - Journal of Computational and Applied …, 2022 - Elsevier
In this paper, a second-order scheme with nonuniform time meshes for Caputo–Hadamard
fractional sub-diffusion equations with initial singularity is investigated. Firstly, a Taylor-like …

Mathematical analysis and numerical methods for Caputo-Hadamard fractional diffusion-wave equations

C Ou, D Cen, S Vong, Z Wang - Applied Numerical Mathematics, 2022 - Elsevier
In this paper, mathematical analysis and numerical methods for Caputo-Hadamard fractional
diffusion-wave equations with initial singularity are investigated. By adopting the modified …

Sharp error estimate of a compact L1-ADI scheme for the two-dimensional time-fractional integro-differential equation with singular kernels

Z Wang, D Cen, Y Mo - Applied Numerical Mathematics, 2021 - Elsevier
A high-order compact alternating direction implicit scheme is considered to solve the two-
dimensional time-fractional integro-differential equation with weak singularity near the initial …

A fast compact finite difference scheme for the fourth-order diffusion-wave equation

W Wang, H Zhang, Z Zhou, X Yang - International Journal of …, 2024 - Taylor & Francis
In this paper, the H 2 N 2 method and compact finite difference scheme are proposed for the
fourth-order time-fractional diffusion-wave equations. In order to improve the efficiency of …

Global dynamics of a controlled discontinuous diffusive SIR epidemic system

W Li, J Ji, L Huang, Z Guo - Applied Mathematics Letters, 2021 - Elsevier
In this work, we investigate the global dynamics of a controlled discontinuous diffusive SIR
epidemic system under Neumann boundary conditions. We first establish the conditions for …

A compact finite difference scheme for the fourth‐order time‐fractional integro‐differential equation with a weakly singular kernel

D Xu, W Qiu, J Guo - Numerical Methods for Partial Differential …, 2020 - Wiley Online Library
In this paper, a compact finite difference scheme is constructed and investigated for the
fourth‐order time‐fractional integro‐differential equation with a weakly singular kernel. In the …

Numerical solution of the fourth-order partial integro-differential equation with multi-term kernels by the Sinc-collocation method based on the double exponential …

W Qiu, D Xu, J Guo - Applied Mathematics and Computation, 2021 - Elsevier
In this work, we consider a Sinc-collocation method for solving the fourth-order partial
integro-differential equation with the multi-term kernels. In the temporal direction, the time …

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) …