fact: Definition abindersDeep (a : Abstraction G vc) : list (vType vc) := match a with | termAbs _ vars t => (tBndngVarsDeep vc t) ++ vars | patAbs _ vars p => (pBndngVarsDeep vc p) ++ vars end.
imports: Term AssociationList Swap AlphaEqProps SubstAux