Quartic BV structures in supercategories and modified necklace Lie bialgebras

Fuente: arXiv
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Auteur principal: Perry, Nikolai
Format: Preprint
Publié: 2025
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author Perry, Nikolai
author_facet Perry, Nikolai
contents We introduce a modified version of the necklace Lie bialgebra associated to a quiver, in which the bracket and cobracket insert (rather than remove) pairs of arrows in involution. This structure is then related to canonical quartic Poisson/Batalin-Vilkovisky structures on suitable representation varieties of the quiver. Constructions on the representation side take place in symmetric monoidal $Π$-categories, which prompts a discussion of graded differential operators on commutative monoids in any such category. The generality of the categorical approach allows us to fully recover necklace structures, showing how the modified and classical necklace operations are related via dualisability.
format Preprint
id arxiv_https___arxiv_org_abs_2509_07975
institution arXiv
publishDate 2025
record_format arxiv
spellingShingle Quartic BV structures in supercategories and modified necklace Lie bialgebras
Perry, Nikolai
Quantum Algebra
Representation Theory
Symplectic Geometry
We introduce a modified version of the necklace Lie bialgebra associated to a quiver, in which the bracket and cobracket insert (rather than remove) pairs of arrows in involution. This structure is then related to canonical quartic Poisson/Batalin-Vilkovisky structures on suitable representation varieties of the quiver. Constructions on the representation side take place in symmetric monoidal $Π$-categories, which prompts a discussion of graded differential operators on commutative monoids in any such category. The generality of the categorical approach allows us to fully recover necklace structures, showing how the modified and classical necklace operations are related via dualisability.
title Quartic BV structures in supercategories and modified necklace Lie bialgebras
topic Quantum Algebra
Representation Theory
Symplectic Geometry
url https://arxiv.org/abs/2509.07975