[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 localized meshless technique for solving 2D nonlinear integro-differential equation with multi-term kernels

Y Cao, O Nikan, Z Avazzadeh - Applied Numerical Mathematics, 2023 - Elsevier
This paper studies an accurate localized meshless collocation approach for solving two-
dimensional nonlinear integro-differential equation (2D-NIDE) with multi-term kernels. The …

Soliton wave solutions of nonlinear mathematical models in elastic rods and bistable surfaces

O Nikan, Z Avazzadeh, MN Rasoulizadeh - Engineering Analysis with …, 2022 - Elsevier
The nonlinear wave phenomenon constitutes a significant research field and is a capable
mathematical model for representing the transmission of energy in physical processes. This …

Numerical simulation of fractional evolution model arising in viscoelastic mechanics

O Nikan, Z Avazzadeh - Applied Numerical Mathematics, 2021 - Elsevier
This paper develops an efficient local meshless collocation algorithm for approximating the
time fractional evolution model that is applied for the modeling of heat flow in materials with …

A locally stabilized radial basis function partition of unity technique for the sine–Gordon system in nonlinear optics

O Nikan, Z Avazzadeh - Mathematics and Computers in Simulation, 2022 - Elsevier
This paper develops a localized radial basis function partition of unity method (RBF-PUM)
based on a stable algorithm for finding the solution of the sine–Gordon system. This system …

Coupling of the Crank–Nicolson scheme and localized meshless technique for viscoelastic wave model in fluid flow

O Nikan, Z Avazzadeh - Journal of Computational and Applied Mathematics, 2021 - Elsevier
This paper proposes an efficient localized meshless technique for approximating the
viscoelastic wave model. This model is a significant methodology to explain wave …

The direct radial basis function partition of unity (D-RBF-PU) method for solving PDEs

D Mirzaei - SIAM Journal on Scientific Computing, 2021 - SIAM
In this paper, a new localized radial basis function (RBF) method based on partition of unity
(PU) is proposed for solving boundary and initial-boundary value problems. The new …

A localisation technique based on radial basis function partition of unity for solving Sobolev equation arising in fluid dynamics

O Nikan, Z Avazzadeh - Applied Mathematics and Computation, 2021 - Elsevier
This paper develops a numerical approach for finding the approximate solution of the
Sobolev model. This model describes many natural processes, such as thermal conduction …

An efficient localized meshless collocation method for the two-dimensional Burgers-type equation arising in fluid turbulent flows

M Li, O Nikan, W Qiu, D Xu - Engineering Analysis with Boundary Elements, 2022 - Elsevier
This paper focusses on the numerical technique based on a localized meshless collocation
method for approximating the Burgers-type equation in two dimensions. The method uses …

Error indicators and refinement strategies for solving Poisson problems through a RBF partition of unity collocation scheme

R Cavoretto, A De Rossi - Applied Mathematics and Computation, 2020 - Elsevier
In this article adaptive refinement algorithms are presented to solve Poisson problems by a
radial basis function partition of unity (RBF-PU) collocation scheme. Since in this context the …