Genus expansion of matrix models and $$\hbar $$ ħ expansion of BKP hierarchy

Abstract We continue the investigation of the connection between the genus expansion of matrix models and the $$\hbar $$ ħ expansion of integrable hierarchies. In this paper, we focus on the BKP hierarchy, which corresponds to the infinite-dimensional Lie algebra of type B. We consider the genus exp...

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Bibliographic Details
Main Authors: Yaroslav Drachov, Aleksandr Zhabin
Format: Article
Language:English
Published: SpringerOpen 2023-05-01
Series:European Physical Journal C: Particles and Fields
Online Access:https://doi.org/10.1140/epjc/s10052-023-11617-5