Generators of the preprojective CoHA of a quiver

Abstract In this short note, we refine a result of Schiffmann–Vasserot, by showing that the localized preprojective cohomological Hall algebra of any quiver is spherical, that is, generated by elements of minimal dimension.

Authors

Andrei Neguţ (ORCID: https://orcid.org/0000-0002-1622-8638)

Institutions

École Polytechnique Fédérale de Lausanne (CH)

Publication Details

Journal: Bulletin of the London Mathematical Society
Published: 2025-05-14
DOI: https://doi.org/10.1112/blms.70093
Primary Topic: Advanced Combinatorial Mathematics
Type: article
Field-Weighted Citation Impact: 0.00

Funders

National Science Foundation

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article

Generators of the preprojective CoHA of a quiver

Andrei Neguţ

May 14, 2025

Bulletin of the London Mathematical Society

Advanced Combinatorial Mathematics

article

Generators of the preprojective CoHA of a quiver

Andrei Neguţ

May 14, 2025article en

Abstract

Bulletin of the London Mathematical SocietyVol. 57(8)

École Polytechnique Fédérale de Lausanne (CH)

National Science Foundation

Openalex Percentile: Top 85%

Advanced Combinatorial Mathematics

DOI Open Access PDF OpenAlex

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Generators of the preprojective CoHA of a quiver — Andrei Neguţ · Bulletin of the London Mathematical Society (2025) | TGRS Research Map | TGRS