Abstract

In this paper, we are concerned with \begin{document}$N$\end{document} -Component Camassa-Holm equation with peakons. Firstly, we establish the local well-posedness in a range of the Besov spaces by using Littlewood-Paley decomposition and transport equation theory. Secondly, we present a precise blowup scenario and several blowup results for strong solutions to that system, we then obtain the blowup rate of strong solutions when a blowup occurs. Next, we investigate the persistence property for the strong solutions. Finally, we consider the initial boundary value problem, our approach is based on sharp extension results for functions on the half-line and several symmetry preserving properties of the equations under discussion.

Highlights

  • In this paper, we consider the following N -Component Camassa-Holm equation with peakons m1,t + m1,xu1 + 2m1u1,x + m1 m2,t + m2,xu2 + 2m2u2,x + m2 n j=1 uj +x n j=2 uj x n j=1 mj uj,x =0, n j=2 mj uj,x (1)mn,t + mn,xun + 2mnun,x + mn n j=n uj x n j=n mj uj,x0, where mi = ui − ui,xx, i = 1, 2, · · ·, n

  • In [37], the authors establish the local well-posedness of the initial value problem for system (1) with n = 3 and present a precise blowup scenario and several blowup results for strong solutions to that system

  • We present a precise blowup scenario, several blowup results for strong solutions to that system, we obtain the blowup rate of strong solutions to the system when a blowup occurs

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Summary

Introduction

We consider the following N -Component Camassa-Holm equation with peakons. In [37], the authors establish the local well-posedness of the initial value problem for system (1) with n = 3 and present a precise blowup scenario and several blowup results for strong solutions to that system. They determine the blowup rate of strong solutions to the system when a blowup occurs. We shall establish local well-posedness of the initial value problem (1) in the Besov spaces

Note that
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