Source modules of blocks with normal defect groups

• Autores: Camelia Dicu, Andrei Marcus
• Localización: Archiv der Mathematik, ISSN 0003-889X, Vol. 88, Nº. 4, 2007, págs. 289-296
• Idioma: inglés
• DOI: 10.1007/s00013-006-1964-7
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• Resumen

  • We describe source modules of blocks with normal defect groups over arbitrary ground fields. If a defect Brauer pair of a block is also normalized, we show that there is a graded Morita equivalence between the block and its source algebra.