Pre-CY algebra and TQFT operations on Hochschild complexes

Séminaire « Equations différentielles »

Abstract :

I will report on joint work with M. Kontsevich and Y. Vlassopoulos on pre-CY structures and how they give TQFT operations extending the Gerstenhaber calculus on Hochschild co/homology. Based on http://arxiv.org/abs/2112.14667

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