If $G$ is a group and $N$ is a normal subgroup of $G$, then the operation
\[ (aN)*(bN) = (ab)N\]
is well-defined on the set of left cosets of $N$. The result is a group, called a **quotient group** of $G$ by $N$.

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- Review status: beta
- Last edited by John Jones on 2019-05-23 20:07:25

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