![Open Access](https://i-scholar.in/lib/pkp/templates/images/icons/fulltextgreen.png)
![Restricted Access](https://i-scholar.in/lib/pkp/templates/images/icons/fulltextred.png)
![Open Access](https://i-scholar.in/lib/pkp/templates/images/icons/fulltextgreen.png)
![Open Access](https://i-scholar.in/lib/pkp/templates/images/icons/fulltext_open_medium.gif)
![Restricted Access](https://i-scholar.in/lib/pkp/templates/images/icons/fulltextred.png)
![Restricted Access](https://i-scholar.in/lib/pkp/templates/images/icons/fulltext_restricted_medium.gif)
The Ring of Endomorphisms for which every Subgroup of an Abelian Group is Invariant
Subscribe/Renew Journal
Given an additive Abelian group A, the invariance of a subgroup B of A for an endomorphism a of A is a dyadic relation apB between endomorphisms and subgroups of A. From every dyadic relation, two reciprocal lattices of "closed" sets are derived*.
Subscription
Login to verify subscription
User
Font Size
Information
![](https://i-scholar.in/public/site/images/abstractview.png)
Abstract Views: 172
![](https://i-scholar.in/public/site/images/pdfview.png)
PDF Views: 0