A new spline method on graded mesh for fourth-order time-dependent PDEs: application to Kuramoto-Sivashinsky and extended Fisher-Kolmogorov equations

S Sharma, N Sharma - Physica Scripta, 2024 - iopscience.iop.org
In this research, we introduce a two-tier non-polynomial spline approach with graded mesh
discretization for addressing fourth-order time-dependent partial differential equations …

The inverse solution of the coupled nonlinear reaction–diffusion equations by the Haar wavelets

S Foadian, R Pourgholi, SH Tabasi… - International Journal of …, 2019 - Taylor & Francis
In this paper, a numerical method is proposed for the numerical solution of the coupled
nonlinear reaction–diffusion equations with suitable initial and boundary conditions by using …

High-accuracy quasi-variable mesh method for the system of 1D quasi-linear parabolic partial differential equations based on off-step spline in compression …

RK Mohanty, S Sharma - Advances in Difference Equations, 2017 - Springer
In this article, we propose a new two-level implicit method of accuracy two in time and three
in space based on spline in compression approximations using two off-step points and a …

A new 2-level compact off-step implicit method in exponential form for the solution of fourth order nonlinear parabolic equations

RK Mohanty, D Sharma - Journal of Mathematical Chemistry, 2023 - Springer
In this work, we describe a new two-level compact implicit strategy in exponential form for
the numerical solution of a one-dimensional quasi linear parabolic equation. The method is …

A class of quasi-variable mesh methods based on off-step discretization for the numerical solution of fourth-order quasi-linear parabolic partial differential equations

RK Mohanty, D Kaur - Advances in Difference Equations, 2016 - Springer
Numerical schemes based on off-step discretization are developed to solve two classes of
fourth-order time-dependent partial differential equations subjected to appropriate initial and …

A new two-level implicit scheme for the system of 1D quasi-linear parabolic partial differential equations using spline in compression approximations

RK Mohanty, S Sharma, S Singh - Differential Equations and Dynamical …, 2019 - Springer
In this article, we proposed a new two-level implicit method of accuracy two in time and four
in space based on spline in compression approximations using two half-step points and a …

[PDF][PDF] Numerical solution of fourth order parabolic partial di erential equation using parametric septic splines

A Khan, T Sultana - Hacettepe Journal of Mathematics and Statistics, 2016 - dergipark.org.tr
In this paper, we report three level implicit method of high accuracyschemes for the
numerical solution of fourth order nonhomogeneousparabolic partial dierential equation …

Fourth-Order Numerical Scheme Based on Half-Step Non-Polynomial Spline Approximations for 1D Quasi-Linear Parabolic Equations

RK Mohanty, S Sharma - Numerical Analysis and Applications, 2020 - Springer
In this article, we discuss a fourth-order accurate scheme based on non-polynomial splines
in tension approximations for solving quasi-linear parabolic partial differential equations …

A new two-level implicit scheme of order two in time and four in space based on half-step spline in compression approximations for unsteady 1D quasi-linear …

RK Mohanty, S Sharma, S Singh - Advances in Difference Equations, 2018 - Springer
In this article, we discuss a new two-level implicit scheme of order of accuracy two in time
and four in space based on the spline in compression approximations for the numerical …

A high-resolution exponential spline method and its convergence analysis for two-point mixed boundary value problems

S Sharma, K Kaur - 2023 - researchsquare.com
In this article, we present a new numerical method for effectively solving general second-
order ordinary differential equations with mixed boundary conditions. Our approach utilizes …