A periodicity theorem for extensions of Weyl modules
Representation Theory
2024-06-18 v3 Rings and Algebras
Abstract
In this paper we study periodicity phenomena for modular extensions between Weyl modules and between Weyl and simple modules of the general linear group that are associated to adding a power of the characteristic to the first parts of the involved partitions.
Cite
@article{arxiv.2211.06978,
title = {A periodicity theorem for extensions of Weyl modules},
author = {Mihalis Maliakas and Dimitra-Dionysia Stergiopoulou},
journal= {arXiv preprint arXiv:2211.06978},
year = {2024}
}
Comments
Referee's comments incorporated. To appear in Mathematische Zeitschrift