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Communications in Algebra Volume 27, 1999 - Issue 10
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Original Articles

Indecomposables in the composition algebra of the kronecker algebra

Pu Zhang Department of Mathematics, University of Science and Technology of China, Hefei, 230026, P R China E-mail: [email protected]
Pages 4633-4639 | Received 01 May 1996, Published online: 27 Jun 2007
 
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Abstract

Let; K be the Kronecker algebra; M a K-indecomposable; C(K) the composition algebra of K. By using the triangular decomposition of C(K) we prove that [M] ∊ C(K) if and only if M is either a preprojective or a preinjective.

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