Large dimensional homomorphism spaces between Weyl modules and Specht modules
classification
🧮 math.RT
keywords
moduleshomomorphismweyldimensionallargepairsspacesarbitrarily
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We give a family of pairs of Weyl modules for which the corresponding homomorphism space is at least 2-dimensional. Using this result we show that for fixed parameters $e>0$ and $p\geq 0$ there exist arbitrarily large homomorphism spaces between pairs of Weyl modules.
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