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Related papers: Low regularity solutions for the Kadomtsev-Petvias…

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We show that a type of linear superposition principle works for several nonlinear differential equations. Using this approach, we find periodic solutions of the Kadomtsev-Petviashvili (KP) equation, the nonlinear Schrodinger (NLS) equation,…

Exactly Solvable and Integrable Systems · Physics 2009-11-07 Fred Cooper , Avinash Khare , Uday Sukhatme

We prove local in time well-posedness for a class of quasilinear Hamiltonian KdV-type equations with periodic boundary conditions, more precisely we show existence, uniqueness and continuity of the solution map. We improve the previous…

Analysis of PDEs · Mathematics 2022-02-15 Felice Iandoli

We classify the Lie point symmetries for the 2+1 nonlinear generalized Kadomtsev-Petviashvili equation by determine all the possible f(u) functional forms where the latter depends. For each case the one-dimensional optimal system is…

Mathematical Physics · Physics 2020-04-22 Andronikos Paliathanasis

Kadomtsev-Petviashvili (KP) equation, who can describe different models in fluids and plasmas, has drawn investigation for its solitonic solutions with various methods. In this paper, we focus on the periodic parabola solitons for the (2+1)…

Exactly Solvable and Integrable Systems · Physics 2018-12-14 Yingyou Ma , Zhiqiang Chen , Xin Yu

In this note we report local well-posedness results for the Cauchy problems associated to generalized KdV type equations with dissipative perturbation for given data in the low regularity $L^2$-based Sobolev spaces. The method of proof is…

Analysis of PDEs · Mathematics 2017-05-02 Xavier Carvajal , Mahendra Panthee

In this paper it is shown that unique solutions to the relativistic Boltzmann equation exist for all time and decay with any polynomial rate towards their steady state relativistic Maxwellian provided that the initial data starts out…

Analysis of PDEs · Mathematics 2011-04-05 Robert M. Strain

In this paper we establish some results concerning the existence, regularity and concentration phenomenon of nontrivial solitary waves for a Generalized Kadomtsev-Petviashvili (GKP) equation in $\mathbb{R}^2.$ Variational methods are used…

Analysis of PDEs · Mathematics 2017-09-13 Claudianor O. Alves , Olimpio H. Miyagaki

We find three exact solutions to the Klein-Gordon equation in 1-1 dimensional space-time for different time dependent potentials. In two cases we consider a time dependent scalar potential and in one case a time dependent electric…

Quantum Physics · Physics 2010-07-14 Dan Solomon

The KP-I equation arises as a weakly nonlinear model equation for gravity-capillary waves with Bond number $\beta>1/3$, also called strong surface tension. This equation has recently been shown to have a family of nondegenerate, symmetric…

Analysis of PDEs · Mathematics 2025-12-18 Mats Ehrnström , Mark D. Groves

We prove existence and uniqueness of solutions to the initial-value problem associated with a class of time-dependent Kohn-Sham equations coupled with Newtonian nuclear dynamics. We consider a pure power exchange term within a…

Analysis of PDEs · Mathematics 2024-02-14 Björn Baumeier , Onur Çaylak , Carlo Mercuri , Mark Peletier , Georg Prokert , Wouter Scharpach

A complete classification of compacton solutions is carried out for a generalization of the Kadomtsev-Petviashvili (KP) equation involving nonlinear dispersion in two and higher spatial dimensions. In particular, precise conditions are…

Mathematical Physics · Physics 2025-10-20 Stephen C. Anco , Maria Gandarias

A method of looking for boundary conditions consistent with the integrability property of multidimensional Kadomtsev-Petviashvili (KP) type equations is discussed. The method is based on involutions of the Lax pair taken at the border…

Exactly Solvable and Integrable Systems · Physics 2007-05-23 I. T. Habibullin

The time dependent Eikonal equation is a Hamilton-Jacobi equation with Hamiltonian $H(P)=|P|$, which is not strictly convex nor smooth. The regularizing effect of Hamiltonian for the Eikonal equation is much weaker than that of strictly…

Analysis of PDEs · Mathematics 2017-12-19 Tian-Hong Li , JingHua Wang , HaiRui Wen

A family of nonsingular rational solutions of the Kadomtsev-Petviashvili (KP) I equation are investigated. These solutions have multiple peaks whose heights are time-dependent and the peak trajectories in the $xy$-plane are altered after…

Exactly Solvable and Integrable Systems · Physics 2022-04-27 Sarbarish Chakravarty , Michael Zowada

We prove local and global well-posedness in $H^{s,0}(\mathbb{R}^{2})$, $s > -1/2$, for the Cauchy problem associated with the Kadomotsev-Petviashvili-Burgers-I equation (KPBI) by working in Bourgain's type spaces. This result is almost…

Analysis of PDEs · Mathematics 2012-06-08 Mohamad Darwich

In this paper we establish the local and global well-posedness of the real valued fifth order Kadomstev-Petviashvili I equation in the anisotropic Sobolev spaces with nonnegative indices. In particular, our local well-posedness improves…

Analysis of PDEs · Mathematics 2008-01-15 Junfeng Li , Jie Xiao

We present a numerical study of solutions to the generalized Kadomtsev-Petviashvili equations with critical and supercritical nonlinearity for localized initial data with a single minimum and single maximum. In the cases with blow-up, we…

Analysis of PDEs · Mathematics 2013-10-22 C. Klein , R. Peter

We study the Cauchy problem to the KP-I equation posed on $\R^2$. We prove that it is $C^0$ locally well-posed in $H^{s,0}(\R\times \R)$ for $s>1/2$, which improves the previous results in \cite{GPW,GMo}.

Analysis of PDEs · Mathematics 2024-08-28 Zihua Guo

We consider the Cauchy problem for the rotation-modified Kadomtsev-Petviashvili (RMKP) equation \begin{align*} \partial_{x}\left(u_{t}-\beta\partial_{x}^{3}u +\partial_{x}(u^{2})\right)+\partial_{y}^{2}u-\gamma u=0 \end{align*} in the…

Analysis of PDEs · Mathematics 2020-11-03 Wei Yan , Yimin Zhang , Yongsheng Li , Jinqiao Duan

The aim of this paper is to prove various ill-posedness and well-posedness results on the Cauchy problem associated to a class of fractional Kadomtsev-Petviashvili (KP) equations including the KP version of the Benjamin-Ono and Intermediate…

Analysis of PDEs · Mathematics 2017-05-30 Felipe Linares , Didier Pilod , Jean-Claude Saut