李风泉

个人信息Personal Information

教授

博士生导师

硕士生导师

性别:男

毕业院校:复旦大学

学位:博士

所在单位:数学科学学院

学科:应用数学

办公地点:大连理工大学主校区科技园大厦A1124

联系方式:Tel:0411-84708351-8124

电子邮箱:fqli@dlut.edu.cn

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On the Cauchy problem for a weakly dissipative generalized -Hunter-Saxton equation

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论文类型:期刊论文

发表时间:2016-11-01

发表刊物:MONATSHEFTE FUR MATHEMATIK

收录刊物:SCIE、Scopus

卷号:181

期号:3

页面范围:715-744

ISSN号:0026-9255

关键字:Generalized mu-Hunter-Saxton equation; Weakly dissipative; Wave breaking; Holder continuity; Global existence

摘要:In this paper, we study the Cauchy problem of a weakly dissipative generalized -Hunter-Saxton equation in the periodic setting. We first establish the local well-posedness for the generalized equation in Sobolev spaces , . Then we obtain a wave-breaking criterion for strong solutions and some results of wave-breaking solutions with certain initial profiles. We also determine the exact blow-up rate of strong solutions. Moreover, we show that the solution map for the generalized equation is Holder continuous in , , equipped with the -topology for . Finally, we give the global existence results for strong solutions and weak solutions.