Results 1 to 10 of about 44 (36)

Exploring fractional-order new coupled Korteweg-de Vries system via improved Adomian decomposition method. [PDF]

open access: yesPLoS One
This paper aims to extend the applications of the projected fractional improved Adomian Decomposition method (fIADM) to the fractional order new coupled Korteweg-de Vries (cKdV) system.
Arshad M   +4 more
europepmc   +2 more sources

A novel symmetry constraint of the super cKdV system [PDF]

open access: yesJournal of Physics A: Mathematical and Theoretical, 2010
A new (1+1)-dimensional integrable system, i. e. the super coupled Korteweg-de Vries (cKdV) system, has been constructed by a super extension of the well-known (1+1)-dimensional cKdV system. For this new system, a novel symmetry constraint between the potential and eigenfunction can be obtained by means of the binary nonlinearization of its Lax pairs ...
Yu, Jing   +3 more
openaire   +4 more sources

Alternative solitons in the Hirota–Satsuma system via the direct method

open access: yesPartial Differential Equations in Applied Mathematics, 2021
Multisolitons and multi-hump solitons are constructed for the coupled Korteweg–de Vries (cKdV) system introduced by Hirota and Satsuma (1981) in the context of the propagation of two waves interacting with different dispersion relations.
Hugo Parra Prado, Luis A. Cisneros-Ake
doaj   +3 more sources

Solution of local fractional generalized coupled Korteweg–de Vries (cKdV) equation using local fractional homotopy analysis method and Adomian decomposition method

open access: yesApplied Mathematics in Science and Engineering
In this study, time-fractional coupled Korteweg–de Vries (cKdV) equations are solved using an efficient and reliable numerical technique. The classical cKdV system has been generalized into the time-fractional cKdV system.
Awatif Muflih Alqahtani   +1 more
doaj   +3 more sources

Homotopic approximate solutions for the perturbed CKdV equation with variable coefficients. [PDF]

open access: yesScientificWorldJournal, 2014
This work concerns how to find the double periodic form of approximate solutions of the perturbed combined KdV (CKdV) equation with variable coefficients by using the homotopic mapping method. The obtained solutions may degenerate into the approximate solutions of hyperbolic function form and the approximate solutions of trigonometric function form in ...
Lu D, Chen T, Hong B.
europepmc   +2 more sources

Hierarchies of the Korteweg–de Vries Equation Related to Complex Expansion and Perturbation

open access: yesAxioms, 2023
We consider the possibility of constructing a hierarchy of the complex extension of the Korteweg–de Vries equation (cKdV), which under the assumption that the function is real passes into the KdV hierarchy.
Tatyana V. Redkina   +3 more
doaj   +1 more source

Bäcklund transformation and multiple soliton solutions for a cylindrical KdV equation to model electron-acoustic waves in the Saturnian magnetosphere [PDF]

open access: yesAIP Advances
In this work, we investigate nonlinear electron-acoustic waves (EAWs) in the Saturn’s magnetosphere, modeled as a plasma system with cold inertial electrons, inertia-less kappa-distributed hot electrons, and stationary ions.
Khizra Qaiser   +4 more
doaj   +1 more source

Bäcklund Transformations for Nonlinear Differential Equations and Systems

open access: yesAxioms, 2019
In this work, new Bäcklund transformations (BTs) for generalized Liouville equations were obtained. Special cases of Liouville equations with exponential nonlinearity that have a multiplier that depends on the independent variables and first-order ...
Tatyana V. Redkina   +4 more
doaj   +1 more source

Whitham modulation theory for the Kadomtsev- Petviashvili equation. [PDF]

open access: yesProc Math Phys Eng Sci, 2017
Ablowitz MJ, Biondini G, Wang Q.
europepmc   +1 more source

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