[HTML][HTML] Computational analysis of time-fractional models in energy infrastructure applications

I Ahmad, AA Bakar, I Ali, S Haq, S Yussof… - Alexandria Engineering …, 2023 - Elsevier
In this paper, we propose an effective numerical method to solve the one-and two-
dimensional time-fractional convection-diffusion equations based on the Caputo derivative …

A higher order stable numerical approximation for time‐fractional non‐linear Kuramoto–Sivashinsky equation based on quintic BB‐spline

R Choudhary, S Singh, P Das… - Mathematical Methods in …, 2024 - Wiley Online Library
This article deals with designing and analyzing a higher order stable numerical analysis for
the time‐fractional Kuramoto–Sivashinsky (K‐S) equation, which is a fourth‐order non …

Analysis of a second-order numerical scheme for time-fractional partial integro-differential equations with a weakly singular kernel

B Ghosh, J Mohapatra - Journal of Computational Science, 2023 - Elsevier
In this paper, a second-order numerical scheme is developed and analyzed to approximate
the solution of a class of time-fractional Volterra integro-differential equations with a weakly …

Difference potentials method for the nonlinear convection-diffusion equation with interfaces

MT Tameh, F Shakeri - Applied Numerical Mathematics, 2024 - Elsevier
In this paper, the difference potentials method-based ADI finite difference scheme is
proposed for numerical solutions of two-dimensional nonlinear convection–diffusion …

[HTML][HTML] Numerical method for second order singularly perturbed delay differential equations with fractional order in time via fitted computational method

NA Endrie, GF Duressa - Partial Differential Equations in Applied …, 2024 - Elsevier
The numerical solution of time fractional parabolic differential equations with singular
perturbations and delay is the subject of this article. An arbitrarily small perturbation …

Numerical simulation for two species time fractional weakly singular model arising in population dynamics

B Ghosh, J Mohapatra - International Journal of Modelling and …, 2023 - Taylor & Francis
In this work, we analyze and develop an efficient numerical scheme for the Lotka–Volterra
competitive population dynamics model involving fractional derivative of order α∈(0, 1). The …

Cubic B-spline based numerical schemes for delayed time-fractional advection-diffusion equations involving mild singularities

B Ghosh, J Mohapatra - Physica Scripta, 2024 - iopscience.iop.org
This article presents two efficient layer-adaptive numerical schemes for a class of time-
fractional advection-diffusion equations with a large time delay. The fractional derivative of …

A Comparative Study of Efficient Numerical Schemes for Time-Fractional Subdiffusion Equation Involving Singularity

B Ghosh, J Mohapatra - National Academy Science Letters, 2024 - Springer
This article compares two efficient numerical schemes for solving time-fractional subdiffusion
equations. The fractional derivative is taken in the Caputo sense of order α∈(0, 1). The …

α-Robust Error Analysis of L2-1σ Scheme on Graded Mesh for Time-Fractional Nonlocal Diffusion Equation

PJ Kundaliya - Journal of Computational and …, 2024 - asmedigitalcollection.asme.org
In this work, a time-fractional nonlocal diffusion equation is considered. Based on the L2-1 σ
scheme on a graded mesh in time and the standard finite element method (FEM) in space …

An analytical and numerical approach for the -dimensional nonlinear Kolmogorov–Petrovskii–Piskunov equation

A Chand, J Mohapatra - Iranian Journal of Numerical Analysis and …, 2024 - ijnao.um.ac.ir
The main focus of this work is to develop and implement an efficient lo-cal discontinuous
Galerkin scheme for acquiring the numerical solution of the (1+ 1)-dimensional nonlinear …