Results 91 to 100 of about 18,365 (215)

Exploring the Chavy–Waddy–Kolokolnikov Model: Analytical Study via Recently Developed Techniques

open access: yesJournal of Mathematics, Volume 2026, Issue 1, 2026.
This work explores the analytical soliton solutions to the Chavy–Waddy–Kolokolnikov equation (CWKE), which is a well‐known equation in biology that shows how light‐attracted bacteria move together. This equation is very useful for analyzing pattern creation, instability regimes, and minor changes in linear situations since bacterial movement is very ...
Jan Muhammad   +3 more
wiley   +1 more source

Solitary Wave Solutions of the Generalized Rosenau-KdV-RLW Equation

open access: yesMathematics, 2020
This paper investigates the solitary wave solutions of the generalized Rosenau–Korteweg-de Vries-regularized-long wave equation. This model is obtained by coupling the Rosenau–Korteweg-de Vries and Rosenau-regularized-long wave equations. The solution of
Zakieh Avazzadeh   +2 more
doaj   +1 more source

On the Korteweg-de Vries equation

open access: yesManuscripta Mathematica, 1979
Existence, uniqueness, and continuous dependence on the initial data are proved for the local (in time) solution of the (generalized) Korteweg-de Vries equation on the real line, with the initial function ϕ in the Sobolev space of order s>3/2 and the solution u(t) staying in the same space, s=∞ being included For the proper KdV equation, existence of ...
openaire   +2 more sources

On integrability of one third-order nonlinear evolution equation

open access: yes, 2003
We study one third-order nonlinear evolution equation, recently introduced by Chou and Qu in a problem of plane curve motions, and find its transformation to the modified Korteweg - de Vries equation, its zero-curvature representation with an essential ...
Chou   +8 more
core   +1 more source

Reductions of lattice mKdV to $q$-$\mathrm{P}_{VI}$

open access: yes, 2011
This Letter presents a reduction of the lattice modified Korteweg-de-Vries equation that gives rise to a $q$-analogue of the sixth Painlev\'e equation.
Adler   +13 more
core   +1 more source

Negative-order Korteweg–de Vries equations

open access: yesPhysical Review E, 2012
In this paper, based on the regular Korteweg-de Vries (KdV) system, we study negative-order KdV (NKdV) equations, particularly their Hamiltonian structures, Lax pairs, conservation laws, and explicit multisoliton and multikink wave solutions thorough bilinear Bäcklund transformations.
Zhijun, Qiao, Engui, Fan
openaire   +3 more sources

Hamiltonian formulation for the description of interfacial solitary waves [PDF]

open access: yesNonlinear Processes in Geophysics, 1998
We consider solitary waves propagating on the interface between two fluids, each of constant density, for the case when the upper fluid is bounded above by a rigid horizontal plane, but the lower fluid has a variable depth.
R. Grimshaw, S. R. Pudjaprasetya
doaj  

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