Generalised row and column removal phenomena and $p$-Kostka numbers
Representation Theory
2016-02-25 v2
Abstract
We explain and generalise row-removal phenomena for Schur algebras via isomorphisms between subquotients of these algebras. In particular, we prove a new reduction formulae for -Kostka numbers and extension groups between Weyl and simple modules.
Keywords
Cite
@article{arxiv.1602.05880,
title = {Generalised row and column removal phenomena and $p$-Kostka numbers},
author = {C. Bowman and E. Giannelli},
journal= {arXiv preprint arXiv:1602.05880},
year = {2016}
}