Rapid variable-step computation of dynamic convolutions and Volterra-type integro-differential equations: RK45 Fehlberg, RK4

MN Azese - Heliyon, 2024 - cell.com
We introduce a novel, time-efficient adaptive Runge-Kutta computational scheme tailored for
systematically solving linear and nonlinear Volterra-type Integro-Differential Equations …

Analytical and numerical solutions of a class of generalised Lane-Emden equations

A RICHARD OLU… - Journal of the Korean …, 2022 - koreascience.kr
The classical equation of Jonathan Homer Lane and Robert Emden, a nonlinear second-
order ordinary differential equation, models the isothermal spherical clouded gases under …

Multi-block generalized Adams-Type integration methods for differential algebraic equations

SE Ogunfeyitimi, MNO Ikhile - International Journal of Applied and …, 2021 - Springer
The aim of this paper is to derive a new family of multi-block boundary value methods based
on multi-block generalized Adams methods for numerical solution of stiff problems …

Implicit-explicit second derivative LMM for stiff ordinary differential equations

SE Ogunfeyitimi, MNO Ikhile - Journal of the Korean Society for …, 2021 - koreascience.kr
The interest in implicit-explicit (IMEX) integration methods has emerged as an alternative for
dealing in a computationally cost-effective way with stiff ordinary differential equations …

FSAL Mono-Implicit Nordsieck General Linear Methods with Inherent Runge-Kutta Stability for DAEs

PO Olatunji, MNO Ikhile - Journal of the Korean Society for …, 2021 - koreascience.kr
This paper introduces mono-implicit general linear methods, a special class of general
linear methods, which are implicit in the output solution for the numerical integration of …

Dynamic Optimization of Robot Automatic Control System Based on Differential Algebraic Equations

S Wang, S Lu - Applied Mathematics and Nonlinear Sciences, 2023 - sciendo.com
In order to understand the different performances of robots under different control systems,
the author has carried out dynamic optimization research on the control system of robots …

On some boundary value methods

O Beolumn, KO Muka - Earthline Journal of Mathematical …, 2022 - earthlinepublishers.com
Circumventing order restrictions on numerical methods designed for the integration of stiff
initial value problem is the concern here via Boundary Value Method. The attainable order …

On Some Multi-Block Reverse Adams Methods for Stiff Problems

J Oboyi, SE Ekoro, SE Ogunfeyitimi - International Journal of Applied and …, 2022 - Springer
In this article, multi-block boundary value methods suitable for solving stiff systems of initial
value problems (IVPs) are considered. This method is based on multi-block initial value …

High Order Multi-block Boundary-value Integration Methods for Stiff ODEs

SE Ogunfeyitimi, MNO Ikhile - Earthline Journal of …, 2022 - earthlinepublishers.com
In this paper, we present a new family of multi-block boundary value integration methods
based on the Enright second derivative type-methods for differential equations. We …