ideal theory
type: Concept
preferred label: نظریه ایده‌آل @fa
related: subring

subring
type: Concept
broader: ring
preferred label: زیرحلقه @fa
related: subset
related: ideal theory

ring
type: Concept
narrower: subring
preferred label: حلقه @fa

subset
type: Concept
preferred label: زیرمجموعه @fa
related: subring