Set.Infinite.image

∀ {α : Type u} {β : Type v} {s : Set α} {f : α → β}, Set.InjOn f s → s.Infinite → (f '' s).Infinite

Alias of the reverse direction of Set.infinite_image_iff.

Defined in: Mathlib.Data.Set.Finite.Basic
Cited by: 6 results in Mathlib
Foundations: Depth 82 from the axioms · uses propext, Classical.choice, Quot.sound

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