MathGloss

Let $R$ be an integral domain and let $M$ be module over the ring $R$. Then for any submodule $N$ of $M$, the annihilator of $N$ is defined as \(\text{Ann}(N) = \{r\in R\mid rn=0\text{ for all } n\in N\}.\) Wikidata ID: Q567083