fact: Definition amal_mu_K (x y : Words) (k1 k2 : K) : amal_eta (x ++ (cons (inr k1) [inr k2]) ++ y) = amal_eta (x ++ [inr (k1 * k2)] ++ y).
imports: Basics Types Cubical Spaces.List Colimits.Pushout Truncations.Core Truncations.SeparatedTrunc Algebra.Groups.Group WildCat