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Long time behavior for non-dissipative PDE’s of hyperbolic type (I~IV)

发布时间:2023-04-25发布部门:理学院 东华大学非线性科学研究所

主题:Long time behavior for non-dissipative PDE’s of hyperbolic type I~IV

主讲人:I. Lasiecka

时间:2023-05-06 08:00:00

地点:ZOOM

组织单位:东华大学非线性科学研究所、理学院数学系

时间:2023-05-06 08:00、2023-05-13 08:00、2023-05-16 08:00、2023-05-20 08:00

地点:ZOOM 

主讲人简介:

Irena Lasiecka,美国孟菲斯大学杰出教授,研究领域为无穷维系统的控制理论,主要包括偏微分方程在流体中的湍流抑制等应用。已发表论文300余篇,引用9000余次。

内容摘要:

Dynamical systems governed by nonlinear hyperbolic like systems are considered. The distinctive features of the dynamics under consideration are :potential supercriticality of the nonlinear forces and lack of dissipativity. This renders standard methods in the theory of attractors for dynamical systems non-applicable. The goal is to provide new tools which will allow to overcome the difficulties. These will be illustrated by examples arising in applications such as : (i) control of noise in an acoustic chamber and (ii) suppression of turbulence/flutter in flow structure interactions.

主持人:秦玉明







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