theorem PiBase.Homeomorph.hereditarilyLindelofSpace {X : Type u_1} {Y : Type u_2} [TopologicalSpace X] [TopologicalSpace Y] [h : HereditarilyLindelofSpace X] (f : X ≃ₜ Y) : HereditarilyLindelofSpace Y

theorem PiBase.WellDefined.hereditarilyLindelofSpace : WellDefined HereditarilyLindelofSpace