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Theorems · Definition · group theory

Shrink.mulEquiv

{α : Type u_2} → [inst : Small.{v, u_2} α] → [inst_1 : Mul α] → Shrink.{v, u_2} α ≃* α

Shrink α to a smaller universe preserves multiplication.

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

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