The Ext1 -quiver for completely splittable representations of the symmetric group

DOI10.1515/jgth.2001.030zbMath1044.20005OpenAlexW2014187075MaRDI QIDQ2769824

David J. Hemmer

Publication date: 2001

Published in: Journal of Group Theory (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.1515/jgth.2001.030

zbMATH Keywords

symmetric groupssemisimple modulessimple modulesYoung subgroupscompletely splittable modules

Mathematics Subject Classification ID

Combinatorial aspects of representation theory (05E10) Representations of finite symmetric groups (20C30) Representation theory for linear algebraic groups (20G05)

Related Items (2)

On vertices of completely splittable modules for symmetric groups and simple modules labelled by two part partitions ⋮ Support varieties for modules over symmetric groups

Cites Work

• Unnamed Item
• Extensions of modules over Schur algebras, symmetric groups and Hecke algebras.
• Branching Rules for Modular Representations of Symmetric Groups III: Some Corollaries and a Problem of Mullineux

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