Character degrees and blocks of finite g
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Navarro, G.; Wolf, T.
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Article
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2001
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Walter de Gruyter GmbH & Co. KG
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English
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When all ordinary irreducible characters of a p-block B of a ยฎnite group G have degree not divisible by q, then a defect group of B normalizes a Sylow q-subgroup of G, under certain separability conditions.