Equiv.Perm.signAux2

{α : Type u} → [DecidableEq α] → List α → Equiv.Perm α → ℤˣ

When the list l : List α contains all nonfixed points of the permutation f : Perm α, signAux2 l f recursively calculates the sign of f.

Defined in: Mathlib.GroupTheory.Perm.Sign
Cited by: 5 results in Mathlib
Foundations: Depth 38 from the axioms · uses propext, Classical.choice, Quot.sound
Assumes: DecidableEq

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