Tau functions of the constrained matrix KP hierarchy

Xiaohan Fan, Jipeng Cheng, Jinbiao Wang

The constrained matrix KP hierarchy $(L^k{)}_{<0}={\sum }_{i=1}^m{Q}_i{\partial }^{-1}{R}_i^{⊺}$ is investigated from the aspects of tau functions. Firstly, the matrix KP hiera…