报告主题:Riemann-Hilbert方法在Sasa-Satsuma方程中的应用
报告人:薛波 教授 (郑州大学)
报告时间:2020年7月22日(周三) 16:00-18:00
参会方式:腾讯 会议
https://meeting.tencent.com/s/0s24mPGE78ga
会议ID:930 508 427
主办部门:理学院数学系
报告摘要:The initial value problem for the Sasa–Satsuma equation is transformed to a 3×3 matrix Riemann–Hilbert problem with the help of the corresponding Lax pair. Two distinct factorizations of the jump matrix and a decomposition of the vector-valued function are given, from which the long-time asymptotics for the Sasa–Satsuma equation with decaying initial data is obtained by using the nonlinear steepest descent method.
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