On the Commutative Rings with At Most Two Proper Subrings

On the Commutative Rings with At Most Two Proper Subrings

The commutative rings with exactly two proper (unital) subrings are characterized. An initial step involves the description of the commutative rings having only one proper subring.

Bibliographic Details
Main Author:	David E. Dobbs
Format:	Article
Language:	English
Published:	Hindawi Limited 2016-01-01
Series:	International Journal of Mathematics and Mathematical Sciences
Online Access:	http://dx.doi.org/10.1155/2016/6912360

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