∀ {𝕜 : Type u_1} {E : Type u_2} [inst : TopologicalSpace 𝕜] [inst_1 : Ring 𝕜] [inst_2 : LinearOrder 𝕜]
  [IsStrictOrderedRing 𝕜] [inst_4 : AddCommMonoid E] [inst_5 : TopologicalSpace E] [inst_6 : Module 𝕜 E] {A : Set E},
  Set.exposedPoints 𝕜 A ⊆ Set.extremePoints 𝕜 A