Degenerations for modules over blocks of group algebras |
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| Authors: | Andrzej Skowroński Grzegorz Zwara |
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| Affiliation: | (1) Faculty of Mathematics and Informatics, Nicholas Copernicus University, Chopina 12/18, 87-100 Toruń, Poland. e-mail: skowron@mat.uni.torun.pl, PL |
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| Abstract: | Let B be a block of the group algebra KG of a finite Group G over an algebraically closed field K. We prove that every degeneration of finite dimensional B-modules is given by short exact sequences if and only if B is of finite representation type. Received: 7 July 1997 |
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| Keywords: | Mathematics Subject Classification (1991):14L30 16G20 16G60 20C05 |
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