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If $R$ is an integral domain with field of fractions $K$, then a fractional ideal $I$ of $R$ is an $R$-submodule of $K$ such that there exists $d\in R-\{0\}$ with $$dI=\{da\mid a\in I\} \subseteq R\,.$$

Knowl status:
  • Review status: reviewed
  • Last edited by Holly Swisher on 2019-04-29 14:37:37
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