KP integrability through the y swap relation

Open Access
Authors
  • A. Alexandrov
  • B. Bychkov
  • P. Dunin-Barkowski
  • M. Kazarian
Publication date 04-2025
Journal Selecta Mathematica, New Series
Article number 42
Volume | Issue number 31 | 2
Number of pages 37
Organisations
  • Faculty of Science (FNWI) - Korteweg-de Vries Institute for Mathematics (KdVI)
Abstract We discuss a universal relation that we call the x - y swap relation, which plays a prominent role in the theory of topological recursion, Hurwitz theory, and free probability theory. We describe in a very precise and detailed way the interaction of the x - y swap relation and KP integrability. As an application, we prove a recent conjecture that relates some particular instances of topological recursion to the Mironov–Morozov–Semenoff matrix integrals.
Document type Article
Language English
Published at https://doi.org/10.1007/s00029-025-01035-8
Other links https://www.scopus.com/pages/publications/105002715255
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