fact: Definition isLocClassPre {SOM : SubsetsOfMors} (H : isLocalizingClass3 SOM) : ∏ (x y z : ob C) (s : x --> y) (e : SOM x y s) (f g : y --> z) (H : s · f = s · g), PreSwitch SOM s e f g H := dirprod_pr1 H.
imports: UniMath.Foundations.PartD UniMath.Foundations.Propositions UniMath.Foundations.Sets UniMath.CategoryTheory.Core.Categories UniMath.CategoryTheory.Core.Isos UniMath.CategoryTheory.Core.Functors