A review: Applications of the spectral finite element method

MB Hafeez, M Krawczuk - Archives of Computational Methods in …, 2023 - Springer
Abstract The Spectral Finite Element Technique (SFEM) has Several Applications in the
Sciences, Engineering, and Mathematics, which will be Covered in this Review Article. The …

Numerical methods for nonlocal and fractional models

M D'Elia, Q Du, C Glusa, M Gunzburger, X Tian… - Acta Numerica, 2020 - cambridge.org
Partial differential equations (PDEs) are used with huge success to model phenomena
across all scientific and engineering disciplines. However, across an equally wide swath …

A spectrally accurate approximation to subdiffusion equations using the log orthogonal functions

S Chen, J Shen, Z Zhang, Z Zhou - SIAM Journal on Scientific Computing, 2020 - SIAM
In this paper, we develop and analyze a spectral-Galerkin method for solving subdiffusion
equations, which contain Caputo fractional derivatives with order ν∈(0,1). The basis …

Multi-domain spectral collocation method for variable-order nonlinear fractional differential equations

T Zhao, Z Mao, GE Karniadakis - Computer Methods in Applied Mechanics …, 2019 - Elsevier
Spectral and spectral element methods using Galerkin type formulations are efficient for
solving linear fractional PDEs (FPDEs) of constant order but are not efficient in solving …

Fractional wave models and their experimental applications

BA Malomed - Fractional Dispersive Models and Applications: Recent …, 2024 - Springer
A focused summary of one-and two-dimensional models for linear and nonlinear wave
propagation in fractional media is given. The basic models, which represent fractional …

Optimal Petrov–Galerkin spectral approximation method for the fractional diffusion, advection, reaction equation on a bounded interval

X Zheng, VJ Ervin, H Wang - Journal of Scientific Computing, 2021 - Springer
In this paper we investigate the numerical approximation of the fractional diffusion,
advection, reaction equation on a bounded interval. Recently the explicit form of the solution …

A robust higher-order finite difference technique for a time-fractional singularly perturbed problem

SK Sahoo, V Gupta, S Dubey - Mathematics and Computers in Simulation, 2024 - Elsevier
A higher-order finite difference method is developed to solve the variable coefficients
convection–diffusion singularly perturbed problems (SPPs) involving fractional-order time …

Finite difference/spectral element method for one and two-dimensional Riesz space fractional advection–dispersion equations

M Saffarian, A Mohebbi - Mathematics and Computers in Simulation, 2022 - Elsevier
In this paper, we propose an efficient numerical method for the solution of one and two
dimensional Riesz space fractional advection–dispersion equation. To this end, we use the …

An h-p version of the continuous Petrov-Galerkin finite element method for Riemann-Liouville fractional differential equation with novel test basis functions

W Bu, A Xiao - Numerical Algorithms, 2019 - Springer
In this paper, we develop an hp version of finite element method for one-dimensional
fractional differential equation− 0 D x α u+ Au= f (x) -_0D_x^αu+Au=f(x) with Dirichlet …

A unified Petrov–Galerkin spectral method and fast solver for distributed-order partial differential equations

M Samiee, E Kharazmi, MM Meerschaert… - … on Applied Mathematics …, 2021 - Springer
Fractional calculus and fractional-order modeling provide effective tools for modeling and
simulation of anomalous diffusion with power-law scalings. In complex multi-fractal …