U11 tt s length L and tt X zeros cons 0 isNat tt isNat isNatList isNat isNat isNatIList isNatList isNatIList tt isNatIList and isNat isNatList tt isNatList and isNat length nil 0 length cons N U11 and isNatList U11 1 tt 0 s 1 length 1 and 1 zeros 0 cons 1 0 0 isNat 0 isNatList 0 isNatIList 0 nil 0 FULL ./TRS/TRCSR/LengthOfFiniteLists_nokinds_L.trs