IsWellFounded.induction

∀ {α : Type u} (r : α → α → Prop) [IsWellFounded α r] {motive : α → Prop} (a : α),
  (∀ (x : α), (∀ (y : α), r y x → motive y) → motive x) → motive a

Induction on a well-founded relation.

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