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Proceedings of the American Mathematical Society
Proceedings of the American Mathematical Society
ISSN 1088-6826(online) ISSN 0002-9939(print)

 

Every semiprimary ring is the endomorphism ring of a projective module over a quasihereditary ring


Authors: Vlastimil Dlab and Claus Michael Ringel
Journal: Proc. Amer. Math. Soc. 107 (1989), 1-5
MSC: Primary 16A46; Secondary 16A65
MathSciNet review: 943793
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Abstract | References | Similar Articles | Additional Information

Abstract: The paper provides a proof of the following statement: Given a semiprimary ring $ R$, there is a quasi-hereditary ring $ A$ and an idempotent $ e \in A$ such that $ R \simeq eAe$.


References [Enhancements On Off] (What's this?)

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  • [CPS] E. Cline, B. Parshall, and L. Scott, Finite-dimensional algebras and highest weight categories, J. Reine Angew. Math. 391 (1988), 85–99. MR 961165 (90d:18005)
  • [DR $ _{1}$] V. Dlab and C. M. Ringel, Quasi-hereditary algebras, Ill. J. Math. (to appear).
  • [DR $ _{2}$] -, Auslander algebras as quasi-hereditary algebras, J. London Math. Soc. (to appear).
  • [PS] B. Parshall and L. Scott, Derived categories, quasi-hereditary algebras and algebraic groups, Proc. Ottawa-Moosonee Workshop in Algebra, Carleton Univ. Notes No. 3 (1988).
  • [S] Leonard L. Scott, Simulating algebraic geometry with algebra. I. The algebraic theory of derived categories, The Arcata Conference on Representations of Finite Groups (Arcata, Calif., 1986) Proc. Sympos. Pure Math., vol. 47, Amer. Math. Soc., Providence, RI, 1987, pp. 271–281. MR 933417 (89c:20062a)

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Additional Information

DOI: http://dx.doi.org/10.1090/S0002-9939-1989-0943793-2
PII: S 0002-9939(1989)0943793-2
Article copyright: © Copyright 1989 American Mathematical Society