WORST_CASE(?,O(n^1)) Solution: --------- "!EQ" :: ["A"(0) x "A"(0)] -(0)-> "A"(11) "0" :: [] -(0)-> "A"(0) "Cons" :: ["A"(0) x "A"(5)] -(5)-> "A"(5) "Cons" :: ["A"(0) x "A"(15)] -(15)-> "A"(15) "False" :: [] -(0)-> "A"(4) "False" :: [] -(0)-> "A"(15) "False" :: [] -(0)-> "A"(13) "Nil" :: [] -(0)-> "A"(5) "Nil" :: [] -(0)-> "A"(15) "S" :: ["A"(0)] -(0)-> "A"(0) "True" :: [] -(0)-> "A"(4) "True" :: [] -(0)-> "A"(15) "True" :: [] -(0)-> "A"(13) "goal" :: ["A"(15) x "A"(11)] -(11)-> "A"(2) "member" :: ["A"(9) x "A"(5)] -(8)-> "A"(13) "member[Ite][True][Ite]" :: ["A"(4) x "A"(9) x "A"(5)] -(5)-> "A"(13) "notEmpty" :: ["A"(15)] -(9)-> "A"(0) Cost Free Signatures: --------------------- Base Constructors: ------------------ "\"0\"_A" :: [] -(0)-> "A"(1) "\"Cons\"_A" :: ["A"(0) x "A"(1)] -(1)-> "A"(1) "\"False\"_A" :: [] -(0)-> "A"(1) "\"Nil\"_A" :: [] -(0)-> "A"(1) "\"S\"_A" :: ["A"(0)] -(1)-> "A"(1) "\"True\"_A" :: [] -(0)-> "A"(1)