An inversion formula for recursion operator of KP hierarchy

被引:1
作者
Tu, Guizhang [1 ]
机构
[1] Shaoxing Univ, Ctr Nonlinear Sci, Shaoxing, Peoples R China
基金
中国国家自然科学基金;
关键词
BI-HAMILTONIAN STRUCTURES; INTEGRABLE SYSTEMS; TRACE IDENTITY; MULTIDIMENSIONS; EQUATIONS;
D O I
10.1063/1.4938572
中图分类号
O4 [物理学];
学科分类号
0702 ;
摘要
An inversion formula is established for the recursion operator Psi of the KP hierarchy. The formula explains in part how operators {(partial derivative/partial derivative y)(i)} are cancelled each other in certain combination of Psi(i) (partial derivative/partial derivative y)(j) that is essential for generating the KP hierarchy. (C) 2015 AIP Publishing LLC.
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页数:7
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