Abstract
We derive the Pfaffian analogues of the equations in the single-component KP hierarchies and the modified KP hierarchies and present an example of a system derived by reduction of some of the equations in these Pfaffianized hierarchies.
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Gilson, C.R. Generalizing the KP Hierarchies: Pfaffian Hierarchies. Theoretical and Mathematical Physics 133, 1663–1674 (2002). https://doi.org/10.1023/A:1021314325242
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DOI: https://doi.org/10.1023/A:1021314325242