fact: Definition codeglue : codeleft <~> coderight (r @ glue q11) := codeglue7 oE codeglue6 oE codeglue5 oE codeglue4 oE codeglue3 oE codeglue2 oE codeglue1.
imports: HoTT.Basics HoTT.Types Colimits.Pushout Colimits.SpanPushout Homotopy.Join.Core Truncations