Global Weak Solutions to a Generalized Hyperelastic-rod Wave Equation

Global Weak Solutions to a Generalized Hyperelastic-rod Wave Equation
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DOI:
10.1137/040616711
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发表时间:
2005
期刊:
SIAM J. Math. Anal.
影响因子:
--
通讯作者:
G. Coclite;H. Holden;K. Karlsen
G. Coclite;H. Holden;K. Karlsen
中科院分区:
其他
文献类型:
--
作者:
G. Coclite;H. Holden;K. Karlsen

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我们考虑了一个描述可压缩超弹性棒中非线性色散波的广义超弹性棒波动方程(或广义Camassa—Holm方程)。我们建立了H^1(\R)$上任意初始数据的整体弱解的强连续半群的存在性。并给出了一个“弱等于强”的唯一性结果。
We consider a generalized hyperelastic-rod wave equation (or generalized Camassa--Holm equation) describing nonlinear dispersive waves in compressible hyperelastic rods. We establish existence of a strongly continuous semigroup of global weak solutions for any initial data from $H^1(\R)$. We also present a "weak equals strong" uniqueness result.