fact: Definition square_ind {P : Type} (a b : P) (ab : a = b) (Q : forall (a' b' : P) (ab' : a' = b') (ha : a = a') (hb : b = b') (k : ab @ hb = ha @ ab'), Type) (s : Q a b ab idpath idpath (equiv_p1_1q idpath)) : forall a' b' ab' ha hb k, Q a' b' ab' ha hb k.
imports: Basics Types Cubical NullHomotopy Extensions Colimits.Pushout Truncations.Core Truncations.Connectedness Pointed.Core WildCat Spaces.Nat.Core