Hostname: page-component-76fb5796d-skm99 Total loading time: 0 Render date: 2024-04-26T19:53:05.007Z Has data issue: false hasContentIssue false

A note on regular modules

Published online by Cambridge University Press:  17 April 2009

V.S. Ramamurthi
Affiliation:
Arul Anandar College, Karumathur, via Madurai, Tamil Nadu, India.
Rights & Permissions [Opens in a new window]

Abstract

Core share and HTML view are not available for this content. However, as you have access to this content, a full PDF is available via the ‘Save PDF’ action button.

Kaplansky's observation, namely, a commutative ring R is (von Neumann) regular if and only if each simple R-module is injective, is generalized to projective modules over a commutative ring.

Type
Research Article
Copyright
Copyright © Australian Mathematical Society 1974

References

[1]Chase, Stephen U., “Direct products of modules”, Trans. Amer. Math. Soc. 97 (1960), 457473.CrossRefGoogle Scholar
[2]Colby, R.R. and Rutter, E.A. Jr, “Generalizations of QF-3 algebras”, Trans. Amer. Math. Soc. 153 (1971), 371386.Google Scholar
[3]Cozzens, John H., “Homological properties of the ring of differential polynomials”, Bull. Amer. Math. Soc. 76 (1970), 7579.CrossRefGoogle Scholar
[4]Faith, Carl, Lectures on injective modules and quotient rings (Lecture Notes in Mathematics, 49. Springer-Verlag, Berlin, Heidelberg, New York, 1967).CrossRefGoogle Scholar
[5]Jacobson, Nathan, Structure of rings (Colloquium Publ. 37, revised edition. Amer. Math. Soc., Providence, Rhode Island, 1964).Google Scholar
[6]Ramamurthi, V.S., “Weakly regular rings”, Canad. Math. Bull. 16 (1973), 317321.Google Scholar
[7]Ramamurthi, V.S. and Rangaswamy, K.M., “Generalized V-rings”, Math. Scand. 31 (1972), 6977.Google Scholar
[8]Vasconcelos, Wolmer V., “On projective modules of finite rank”, Proc. Amer. Math. Soc. 22 (1969), 430433.CrossRefGoogle Scholar
[9]Ware, Roger, “Endomorphism rings of projective modules”, Trans. Amer. Math. Soc. 155 (1971), 233256.Google Scholar
[10]Zelmanowitz, J., “Regular modules”, Trans. Amer. Math. Soc. 163 (1972), 341355.CrossRefGoogle Scholar