∀ {V : Type u_1} {P : Type u_2} [inst : NormedAddCommGroup V] [inst_1 : NormedSpace ℝ V] [inst_2 : MetricSpace P]
  [inst_3 : NormedAddTorsor V P] {ps₁ ps₂ : Set P},
  ps₁ ⊆ ps₂ → EuclideanGeometry.Concyclic ps₂ → EuclideanGeometry.Concyclic ps₁