摘要
Based on the Lax operator L and Orlov-Shulman's M operator,the string equations of the q-KP hierarchy are established from the special additional symmetry flows,and the negative Virasoro constraint generators {L-n,n ≥ 1} of the 2-reduced q-KP hierarchy are also obtained.
Based on the Lax operator L and Orlov-Shulman's M operator, the string equations of the q-KP hierarchy are established from the special additional symmetry flows, and the negative Virasoro constraint generators {L-n, n ≥ 1} of the 2-reduced q-KP hierarchy are also obtained.
基金
supported by the National Natural Science Foundation of China (Nos.10971109,10971209,10825101)
关键词
方程
Lax算子
运营商
舒尔曼
字符串
发电机
q-KP hierarchy, Additional symmetry, String equations,Virasoro constraints