[HTML][HTML] Numerical solution of second-order nonlinear partial differential equations originating from physical phenomena using Hermite based block methods

EO Adeyefa, EO Omole, A Shokri - Results in Physics, 2023 - Elsevier
A Hermite based block method (HBBM) is proposed for the numerical solution of second-
order non-linear elliptic partial differential equations (PDEs). The development of the method …

Ninth-order Multistep Collocation Formulas for Solving Models of PDEs Arising in Fluid Dynamics: Design and Implementation Strategies

EO Omole, EO Adeyefa, VI Ayodele, A Shokri, Y Wang - Axioms, 2023 - mdpi.com
A computational approach with the aid of the Linear Multistep Method (LMM) for the
numerical solution of differential equations with initial value problems or boundary …

Piecewise asymmetric exponential potential under-damped bi-stable stochastic resonance and its application in bearing fault diagnosis

G Zhang, C Tan, L He - Modern Physics Letters B, 2021 - World Scientific
It is difficult to extract weak signals in strong noise background, therefore a piecewise
asymmetric exponential potential under-damped bi-stable stochastic resonance (PAEUBSR) …

Numerical Scheme Based on the Implicit Runge-Kutta Method and Spectral Method for Calculating Nonlinear Hyperbolic Evolution Equations

Y Takei, Y Iwata - Axioms, 2022 - mdpi.com
A numerical scheme for nonlinear hyperbolic evolution equations is made based on the
implicit Runge-Kutta method and the Fourier spectral method. The detailed discretization …

Boundary Treatment for High-Order IMEX Runge–Kutta Local Discontinuous Galerkin Schemes for Multidimensional Nonlinear Parabolic PDEs

V González-Tabernero, JG López-Salas… - SIAM Journal on …, 2024 - SIAM
In this article, we propose novel boundary treatment algorithms to avoid order reduction
when implicit-explicit Runge–Kutta time discretization is used for solving convection …

Strictly convex entropy and entropy stable schemes for reactive Euler equations

W Zhao - Mathematics of Computation, 2022 - ams.org
This paper presents entropy analysis and entropy stable (ES) finite difference schemes for
the reactive Euler equations with chemical reactions. For such equations we point out that …

Boundary treatment of high order Runge-Kutta methods for hyperbolic conservation laws

W Zhao, J Huang, SJ Ruuth - Journal of Computational Physics, 2020 - Elsevier
Abstract In [4], we developed a boundary treatment method for implicit-explicit (IMEX) Runge-
Kutta (RK) methods for solving hyperbolic systems with source terms. Since IMEX RK …

Stability and Error Estimates of Local Discontinuous Galerkin Methods with Implicit–Explicit Backward Difference Formulas up to Fifth Order for Convection–Diffusion …

H Wang, X Shi, Q Zhang - Journal of Scientific Computing, 2023 - Springer
In this paper, the stability analysis and optimal error estimates are presented for a kind of
fully discrete schemes for solving one-dimensional linear convection–diffusion equation with …

Boundary treatment of linear multistep methods for hyperbolic conservation laws

H Zuo, W Zhao, P Lin - Applied Mathematics and Computation, 2022 - Elsevier
When using high-order schemes to solve hyperbolic conservation laws in bounded
domains, it is necessary to properly treat boundary conditions so that the overall accuracy …

Boundary treatment for high-order IMEX Runge-Kutta local discontinuous Galerkin schemes for multidimensional nonlinear parabolic PDEs

VG Tabernero, JG López-Salas, MJC Díaz… - 2024 - hal.science
In this article, we propose novel boundary treatment algorithms to avoid order reduction
when implicit-explicit Runge-Kutta time discretization is used for solving convection-diffusion …