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n-COTILTING MODULES AND PURE-INJECTIVITY

Published online by Cambridge University Press:  24 August 2004

SILVANA BAZZONI
SILVANA BAZZONI
Affiliation:
Dipartimento di Matematica Pura e Applicata, Università di Padova, Via Belzoni 7, 35131 Padova, Italybazzoni@math.unipd.it
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Abstract

The author recently proved that 1-cotilting modules are pure-injective; however, the problem of determining whether n-cotilting modules are pure-injective remained open. In this paper, necessary and sufficient conditions are given for the pure-injectivity of n-cotilting modules.

Keywords

16D90 (primary)16D30 (secondary)
Type
Papers
Information
Bulletin of the London Mathematical Society , Volume 36 , Issue 5 , September 2004 , pp. 599 - 612
Copyright
© The London Mathematical Society 2004

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Footnotes

Research supported by MURST.