Reducible Specht modules |
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Authors: | Matthew Fayers |
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Affiliation: | Magdalene College, Cambridge, CB3 0AG, UK |
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Abstract: | James and Mathas conjecture a criterion for the Specht module Sλ for the symmetric group to be irreducible over a field of prime characteristic. We extend a result of Lyle to prove this conjecture in one direction; our techniques are elementary. |
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