On Partial Actions of Hopf-Ore Extensions

Abstract In this work we study how to extend a partial action of a Hopf Algebra A on an algebra R to a partial action of a Hopf-Ore extension of A on R . As consequence, we exhibit all partial actions of rank one Hopf algebras (in particular, generalized Taft algebras and Radford algebras) on an algebra R for which $$g \cdot 1_R$$ <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML"> <mml:mrow> <mml:mi>g</mml:mi> <mml:mo>·</mml:mo> <mml:msub> <mml:mn>1</mml:mn> <mml:mi>R</mml:mi> </mml:msub> </mml:mrow> </mml:math> is either $$1_R$$ <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML"> <mml:msub> <mml:mn>1</mml:mn> <mml:mi>R</mml:mi> </mml:msub> </mml:math> or 0.

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Publication Details

Journal
Bulletin of the Brazilian Mathematical Society New Series
Published
2026-06-25
DOI
https://doi.org/10.1007/s00574-026-00518-2
Primary Topic
Advanced Operator Algebra Research
Type
article
Field-Weighted Citation Impact
0.00

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article

On Partial Actions of Hopf-Ore Extensions

Leonardo Duarte Silva, João Matheus Jury Giraldi, Grasiela Martini
Bulletin of the Brazilian Mathematical Society New Series
Advanced Operator Algebra Research
article

On Partial Actions of Hopf-Ore Extensions

Leonardo Duarte Silva, João Matheus Jury Giraldi, Grasiela Martini
article en

Abstract

Abstract In this work we study how to extend a partial action of a Hopf Algebra A on an algebra R to a partial action of a Hopf-Ore extension of A on R . As consequence, we exhibit all partial actions of rank one Hopf algebras (in particular, generalized Taft algebras and Radford algebras) on an algebra R for which $$g \cdot 1_R$$ <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML"> <mml:mrow> <mml:mi>g</mml:mi> <mml:mo>·</mml:mo> <mml:msub> <mml:mn>1</mml:mn> <mml:mi>R</mml:mi> </mml:msub> </mml:mrow> </mml:math> is either $$1_R$$ <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML"> <mml:msub> <mml:mn>1</mml:mn> <mml:mi>R</mml:mi> </mml:msub> </mml:math> or 0.

Bulletin of the Brazilian Mathematical Society New SeriesVol. 57(3)
Universidade Federal do Rio Grande do Sul (BR)
Fundação de Amparo à Pesquisa do Estado do Rio Grande do Sul
Openalex Percentile: Top 3%
Advanced Operator Algebra Research
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