Mathlib Map

Theorems · Definition · group theory

Rack.selfApplyEquiv

(R : Type u_2) → [Rack R] → R ≃ R

The map x ↦ x ◃ x is a bijection. (This has applications for the regular isotopy version of the Reidemeister I move for knot diagrams.)

Defined in
Mathlib.Algebra.Quandle
Cited by
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Foundations
Depth 21 from the axioms · uses propext, Quot.sound
Assumes
Rack

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