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Theorems · Definition · commutative algebra

Shrink.ringEquiv

(α : Type u_1) → [inst : Small.{v, u_1} α] → [inst_1 : Add α] → [inst_2 : Mul α] → Shrink.{v, u_1} α ≃+* α

Shrink α to a smaller universe preserves ring structure.

Defined in
Mathlib.Algebra.Ring.Shrink
Cited by
1 results in Mathlib
Foundations
Depth 17 from the axioms · uses propext, Classical.choice, Quot.sound
Assumes
SmallAddMul

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