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If $R$ is an integral domain, then its field of fractions $F$ is the smallest field containing $R$.

It can be constructed by mimicking the set of fractions $a/b$ where $a,b\in R$ with $b\neq 0$ following the usual rules for fraction arithmetic. It is unique, up to unique isomorphism.

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• Review status: reviewed
• Last edited by John Jones on 2018-08-06 15:09:37
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