On the representations of a family of pointed Hopf algebras

We study the representations of a family of pointed Hopf algebras 𝒜 λ , μ which arise as 2-parameter deformations of the Fomin–Kirillov algebra ℱ𝒦 3 . We classify the simple modules and their projective covers. We observe that our results are fundamentally different according to the shape of the Hopf cocycle involved in the deformation.

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Publication Details

Journal
Annales mathématiques Blaise Pascal
Published
2026-11-02
DOI
https://doi.org/10.5802/ambp.441
Primary Topic
Algebraic structures and combinatorial models
Type
article
Field-Weighted Citation Impact
0.00

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article

On the representations of a family of pointed Hopf algebras

Agustín García Iglesias, Alfio Antonio Rodriguez
1 links
Annales mathématiques Blaise Pascal
Algebraic structures and combinatorial models
article

On the representations of a family of pointed Hopf algebras

Agustín García Iglesias, Alfio Antonio Rodriguez
article en

Abstract

We study the representations of a family of pointed Hopf algebras 𝒜 λ , μ which arise as 2-parameter deformations of the Fomin–Kirillov algebra ℱ𝒦 3 . We classify the simple modules and their projective covers. We observe that our results are fundamentally different according to the shape of the Hopf cocycle involved in the deformation.

Annales mathématiques Blaise PascalVol. 33(1)
Consejo Nacional de Investigaciones Científicas y Técnicas (AR), Universidad Nacional de Córdoba (AR)
Consejo Nacional de Investigaciones Científicas y Técnicas, Agencia Nacional de Promoción Científica y Tecnológica, Fondo para la Investigación Científica y Tecnológica
Openalex Percentile: Top 96%
Algebraic structures and combinatorial models
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