PFun.core_res

∀ {α : Type u_1} {β : Type u_2} (f : α → β) (s : Set α) (t : Set β), (PFun.res f s).core t = sᶜ ∪ f ⁻¹' t

Defined in: Mathlib.Data.PFun
Cited by: 1 results in Mathlib
Foundations: Depth 12 from the axioms · uses propext, Classical.choice, Quot.sound

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