# isotopic

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## English

### Adjective

isotopic (not comparable)

1. (chemistry, physics) of, or relating to isotopes
2. (mathematics) Of two presemifields ${\displaystyle \mathbb {S} }$ and ${\displaystyle \mathbb {S} '}$ of characteristic ${\displaystyle p}$, when there exists three linear maps ${\displaystyle g_{1}}$, ${\displaystyle g_{2}}$, and ${\displaystyle g_{3}}$ from ${\displaystyle \mathbb {S} }$ to ${\displaystyle \mathbb {S} '}$ such that ${\displaystyle g_{1}(x\cdot y)=g_{2}(x)\circ g_{3}(y)}$ for all ${\displaystyle x,y\in \mathbb {S} }$.