fact: Definition inverse_equiv_O_pushout_to_O_pushl (b : B) : equiv_O_pushout^-1 (to O (Pushout (O_functor f) (O_functor g)) (pushl (to O B b))) = to O (Pushout f g) (pushl b).
imports: HoTT.Basics HoTT.Types Equiv.BiInv Extensions HProp HFiber NullHomotopy Limits.Pullback PathAny Colimits.Pushout