Results 21 to 30 of about 17,995 (145)

Solving nonlinear PDEs using the higher order Haar wavelet method on nonuniform and adaptive grids

open access: yesMathematical Modelling and Analysis, 2021
The higher order Haar wavelet method (HOHWM) is used with a nonuniform grid to solve nonlinear partial differential equations numerically. The Burgers’ equation, the Korteweg–de Vries equation, the modified Korteweg–de Vries equation and the sine–Gordon ...
Mart Ratas, Andrus Salupere, Jüri Majak
doaj   +1 more source

Non-commutative q-Painleve VI equation [PDF]

open access: yes, 2013
By applying suitable centrality condition to non-commutative non-isospectral lattice modified Gel'fand-Dikii type systems we obtain the corresponding non-autonomous equations. Then we derive non-commutative q-discrete Painleve VI equation with full range
Doliwa, Adam
core   +1 more source

Fractional view analysis of Kersten-Krasil'shchik coupled KdV-mKdV systems with non-singular kernel derivatives

open access: yesAIMS Mathematics, 2022
The approximate solution of the Kersten-Krasil'shchik coupled Korteweg-de Vries-modified Korteweg-de Vries system is obtained in this study by employing a natural decomposition method in association with the newly established Atangana-Baleanu derivative ...
M. Mossa Al-Sawalha   +4 more
doaj   +1 more source

Numerical study on diverging probability density function of flat-top solitons in an extended Korteweg-de Vries equation [PDF]

open access: yes, 2009
We consider an extended Korteweg-de Vries (eKdV) equation, the usual Korteweg-de Vries equation with inclusion of an additional cubic nonlinearity. We investigate the statistical behaviour of flat-top solitary waves described by an eKdV equation in the ...
Ablowitz M   +8 more
core   +1 more source

Traveling wave solutions of the generalized scale-invariant analog of the KdV equation by tanh–coth method

open access: yesNonlinear Engineering, 2023
In this work, the generalized scale-invariant analog of the Korteweg–de Vries equation is studied. For the first time, the tanh–coth methodology is used to find traveling wave solutions for this nonlinear equation.
González-Gaxiola Oswaldo   +1 more
doaj   +1 more source

On Integration of the Loaded mKdV Equation in the Class of Rapidly Decreasing Functions

open access: yesИзвестия Иркутского государственного университета: Серия "Математика", 2021
The paper is devoted to the integration of the loaded modified Kortewegde Vries equation in the class of rapidly decreasing functions. It is well known that loaded differential equations in the literature are usually called equations containing in the ...
A.B. Khasanov, U. A. Hoitmetov
doaj   +1 more source

Effect of Coriolis constant on Geophysical Korteweg-de Vries equation

open access: yesJournal of Ocean Engineering and Science, 2019
The present article investigates the effect of Coriolis constant on the solution of the Geophysical Korteweg-de Vries (gKdV) equation. As such, the Homotopy Perturbation Method (HPM) has been applied here for solving the nonlinear gKdV equation.
P. Karunakar, S. Chakraverty
doaj   +1 more source

Asymptotic stability of a Korteweg–de Vries equation with a two-dimensional center manifold

open access: yesAdvances in Nonlinear Analysis, 2018
Local asymptotic stability analysis is conducted for an initial-boundary-value problem of a Korteweg–de Vries equation posed on a finite interval [0,2⁢π⁢7/3]{[0,2\pi\sqrt{7/3}]}.
Tang Shuxia   +3 more
doaj   +1 more source

The Construction and Research of the Modified “Upwind Leapfrog” Difference Scheme with Improved Dispersion Properties for the Korteweg–de Vries Equation

open access: yesMathematics, 2022
This paper covers the construction and research of a scheme to solve the problem with nonlinear dispersion wave equations, described by the model Korteweg–de Vries equation.
Alexander Sukhinov   +4 more
doaj   +1 more source

Integration of the fractional modified Korteweg de Vries-sine-Gordon equation by the inverse scattering method

open access: yesResults in Applied Mathematics
In this paper we investigate the fractional modified Korteweg de Vries-sine-Gordon equation and show the inverse scattering transform method can also be used to obtain soliton solutions of fractional modified Korteweg de Vries-sine-Gordon equation. It is
Bazar Babajanov, Fakhriddin Abdikarimov
doaj   +1 more source

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