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The tau function and vertex operator related to the Lamé function: KdV
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Reporter:
Dajun Zhang, Professor, Shanghai University
Inviter:
Xiangke Chang, Associate Professor
Subject:
The tau function and vertex operator related to the Lamé function: KdV
Time and place:
14:00-15:00 December 5(Monday), Tencent Meeting ID: 842-616-066
Abstract:
Lamé函数可以视为当势函数取Weierstrass的p函数时Schrödinger谱问题的解。KdV/KP型的可积系统存在以Lamé函数为平面波因子的精确解。报告将以KdV方程为例,介绍基于Lamé函数的双线性方法框架,包括:椭圆色散关系、双线性方程的拟规范性质、tau函数、顶点算子的椭圆形变、双线性等式。