数学物理学报(英文版) ›› 2015, Vol. 35 ›› Issue (5): 1111-1121.doi: 10.1016/S0252-9602(15)30043-6

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THE INTEGRAL TYPE GAUGE TRANSFORMATION AND THE ADDITIONAL SYMMETRY FOR THE CONSTRAINED KP HIERARCHY

程级鹏1, 贺劲松2   

  1. 1. Department of Mathematics, China University of Mining and Technology, Xuzhou 221116, China;
    2. Department of Mathematics, Ningbo University, Ningbo 315211, China
  • 收稿日期:2014-01-08 修回日期:2015-03-11 出版日期:2015-09-01 发布日期:2015-09-01
  • 通讯作者: Jingsong HE E-mail:hejingsong@nbu.edu.cn
  • 作者简介:Jipeng CHENG, E-mail: chengjp@cumt.edu.cn, chengjp@mail.ustc.edu.cn; Jingsong HE, E-mail: hejingsong@nbu.edu.cn
  • 基金资助:

    This work is supported by the Fundamental Research Funds for the Central Universities (2015QNA43).

THE INTEGRAL TYPE GAUGE TRANSFORMATION AND THE ADDITIONAL SYMMETRY FOR THE CONSTRAINED KP HIERARCHY

Jipeng CHENG1, Jingsong HE2   

  1. 1. Department of Mathematics, China University of Mining and Technology, Xuzhou 221116, China;
    2. Department of Mathematics, Ningbo University, Ningbo 315211, China
  • Received:2014-01-08 Revised:2015-03-11 Online:2015-09-01 Published:2015-09-01
  • Contact: Jingsong HE E-mail:hejingsong@nbu.edu.cn
  • Supported by:

    This work is supported by the Fundamental Research Funds for the Central Universities (2015QNA43).

摘要:

In this paper, the compatibility between the integral type gauge transformation and the additional symmetry of the constrained KP hierarchy is given. And the string-equation constraint in matrix models is also derived.

关键词: constrained KP hierarchy, integral type gauge transformation, additional symmetry

Abstract:

In this paper, the compatibility between the integral type gauge transformation and the additional symmetry of the constrained KP hierarchy is given. And the string-equation constraint in matrix models is also derived.

Key words: constrained KP hierarchy, integral type gauge transformation, additional symmetry

中图分类号: 

  • 35Q53