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Theorems · Theorem · group theory

Equiv.Perm.ofSubtype_apply_of_not_mem

∀ {α : Type u_4} {p : α → Prop} [inst : DecidablePred p] {a : α} (f : Equiv.Perm (Subtype p)),
  ¬p a → (Equiv.Perm.ofSubtype f) a = a
Defined in
Mathlib.Algebra.Group.End
Cited by
12 results in Mathlib
Foundations
Depth 29 from the axioms · uses propext, Classical.choice, Quot.sound
Assumes
DecidablePred

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