Results 1 to 10 of about 363 (62)

On numerical solution of boundary layer flow of viscous incompressible fluid past an inclined stretching sheet in porous medium and heat transfer using spline technique [PDF]

open access: yesMethodsX, 2023
In this paper, the boundary layer flow of viscous incompressible fluid over an inclined stretching plate in porous media with body force and heat transfer has been studied.
Tahera Begum   +3 more
doaj   +2 more sources

Solving singularly perturbed fredholm integro-differential equation using exact finite difference method [PDF]

open access: yesBMC Research Notes, 2023
Objectives In this paper, a numerical scheme is designed for solving singularly perturbed Fredholm integro-differential equation. The scheme is constructed via the exact (non-standard) finite difference method to approximate the differential part and the
Solomon Regasa Badeye   +2 more
doaj   +2 more sources

A fitted operator numerical method for singularly perturbed Fredholm integro-differential equation with integral initial condition [PDF]

open access: yesBMC Research Notes
Objectives In this paper, a uniformly convergent numerical scheme is proposed for solving a singularly perturbed Fredholm integro-differential equation with an integral initial condition.
Aklilu Fufa Oljira   +1 more
doaj   +2 more sources

Inverse properties of a class of seven-diagonal (near) Toeplitz matrices

open access: yesSpecial Matrices, 2021
This paper presents the explicit inverse of a class of seven-diagonal (near) Toeplitz matrices, which arises in the numerical solutions of nonlinear fourth-order differential equation with a finite difference method.
Kurmanbek Bakytzhan   +2 more
doaj   +1 more source

Dynamic analysis of delayed vaccination process along with impact of retrial queues

open access: yesComputational and Mathematical Biophysics, 2023
An unprecedented and precise time-scheduled rollout for the vaccine is needed for an effective vaccination process. This study is based on the development of a novel mathematical model considering a delay in vaccination due to the inability to book a ...
Chauhan Sudipa   +3 more
doaj   +1 more source

Existence and uniqueness of solutions to fractional differential equations with fractional boundary conditions

open access: yesAlexandria Engineering Journal, 2023
Boundary conditions involving fractional derivatives of unknown functions are more general and can be used to generalize Dirichlet- or Neumann-type boundary conditions.
Kiran Kumar Saha   +2 more
doaj   +1 more source

A reliable algorithm for higher order boundary value problems

open access: yesAlexandria Engineering Journal, 2023
In this manuscript, extension of residual power series method (RPSM) is proposed for ordinary differential equations with boundary conditions. The extended algorithm is tested against different boundary value problems (BVPs), and results are compared ...
Mubashir Qayyum   +5 more
doaj   +1 more source

Hilbert solution, iterative algorithms, convergence theoretical results, and error bound for the fractional Langevin model arising in fluids with Caputo’s independent derivative

open access: yesFrontiers in Physics, 2022
Studying and analyzing the random motion of a particle immersed in a liquid represented in the Langevin fractional model by Caputo’s independent derivative is one of the aims of applied physics.
Mohammad Abdel Aal   +2 more
doaj   +1 more source

Scaling invariance theory and numerical transformation method: A unifying framework

open access: yesApplications in Engineering Science, 2020
In a transformation method, the numerical solution of a given boundary value problem is obtained by solving one or more related initial value problems. Therefore, a transformation method, like a shooting method, is an initial value method.
Riccardo Fazio
doaj   +1 more source

Accurate Four-Step Hybrid Block Method for Solving Higher-Order Initial Value Problems

open access: yesمجلة بغداد للعلوم, 2022
This paper focuses on developing a self-starting numerical approach that can be used for direct integration of higher-order initial value problems of Ordinary Differential Equations.
Olanegan, O. O., Adeyefa, E. O.
doaj   +1 more source

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