Wave-breaking and peakons for a modified Camassa–Holm equation

G Gui, Y Liu, PJ Olver, C Qu - Communications in Mathematical Physics, 2013 - Springer
In this paper, we investigate the formation of singularities and the existence of peaked
traveling-wave solutions for a modified Camassa-Holm equation with cubic nonlinearity. The …

Two-component CH system: inverse scattering, peakons and geometry

DD Holm, RI Ivanov - Inverse Problems, 2011 - iopscience.iop.org
An inverse scattering transform method corresponding to a Riemann–Hilbert problem is
formulated for CH2, the two-component generalization of the Camassa–Holm (CH) …

Stochastic Camassa-Holm equation with convection type noise

S Albeverio, Z Brzeźniak, A Daletskii - Journal of Differential Equations, 2021 - Elsevier
We consider a stochastic Camassa-Holm equation driven by a one-dimensional Wiener
process with a first order differential operator as diffusion coefficient. We prove the existence …

A Synthetical Two‐Component Model with Peakon Solutions

B Xia, Z Qiao, R Zhou - Studies in Applied Mathematics, 2015 - Wiley Online Library
A generalized two‐component model with peakon solutions is proposed in this paper. It
allows an arbitrary function to be involved in as well as including some existing integrable …

Linearly Implicit Invariant-Preserving Decoupled Difference Scheme For The Rotation-Two-Component Camassa--Holm System

Q Zhang, L Liu, Z Zhang - SIAM Journal on Scientific Computing, 2022 - SIAM
In this paper, we develop, analyze and numerically test an invariant-preserving three-level
linearized implicit difference scheme for a rotation-two-component Camassa--Holm system …

Applications of Nijenhuis geometry IV: multicomponent KdV and Camassa-Holm equations

AV Bolsinov, AY Konyaev, VS Matveev - arXiv preprint arXiv:2206.12942, 2022 - arxiv.org
We construct a new series of multicomponent integrable PDE systems that contain as
particular example (with appropriately chosen parameters) many famous integrable systems …

Conserved quantities, continuation and compactly supported solutions of some shallow water models

IL Freire - Journal of Physics A: Mathematical and Theoretical, 2020 - iopscience.iop.org
A proof that strong solutions of the Dullin–Gottwald–Holm equation vanishing on an open
set of the (1+ 1) space-time are identically zero is presented. In order to do it, we use a …

Negative-order KdV equation with both solitons and kink wave solutions

Z Qiao, J Li - Europhysics Letters, 2011 - iopscience.iop.org
In this paper, we report an interesting integrable equation that has both solitons and kink
solutions. The integrable equation we study is, which actually comes from the negative KdV …

A new two-component integrable system with peakon solutions

B Xia, Z Qiao - Proceedings of the Royal Society A …, 2015 - royalsocietypublishing.org
A new two-component system with cubic nonlinearity and linear dispersion: mt= bux+ 1 2 [m
(uv− uxvx)] x− 1 2 m (uvx− uxv), nt= bvx+ 1 2 [n (uv− uxvx)] x+ 1 2 n (uvx− uxv), m= u− uxx …

Novikov algebras and a classification of multicomponent Camassa–Holm equations

IAB Strachan, BM Szablikowski - Studies in Applied …, 2014 - Wiley Online Library
A class of multicomponent integrable systems associated with Novikov algebras, which
interpolate between Korteweg–de Vries (KdV) and Camassa–Holm‐type equations, is …