[[Ring theory MOC]]
# Containment-division ring

A **containment-division ring** or **CDR** is a ring in which for ideals, the notions of containment and division coïncide. #m/def/ring 

> To divide is to contain.

For example, [[A Dedekind domain is a CDR]].

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#state/tidy | #lang/en | #SemBr