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Theorems · Definition · number theory

ZMod.ringEquiv

{n : ℕ} → (R : Type u_1) → [inst : Ring R] → [CharP R n] → [inst_2 : Fintype R] → Fintype.card R = n → ZMod n ≃+* R

The unique ring isomorphism between ZMod n and a ring R of characteristic n and cardinality n.

Defined in
Mathlib.Data.ZMod.Basic
Cited by
1 results in Mathlib
Foundations
Depth 83 from the axioms · uses propext, Classical.choice, Quot.sound
Assumes
RingCharPFintype

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