BEST_CASE(Omega(n^1),?) Solution: --------- "0" :: [] -(0)-> "A"(0) "ConsBTree" :: ["A"(0) x "A"(0)] -(0)-> "A"(0) "ConsNat" :: ["A"(0) x "A"(1)] -(1)-> "A"(1) "ConsNat" :: ["A"(0) x "A"(2)] -(2)-> "A"(2) "False" :: [] -(0)-> "A"(14) "False" :: [] -(0)-> "A"(0) "False" :: [] -(0)-> "A"(2) "Leaf" :: ["A"(1)] -(1)-> "A"(1) "NilBTree" :: [] -(0)-> "A"(0) "NilNat" :: [] -(0)-> "A"(1) "NilNat" :: [] -(0)-> "A"(2) "Node" :: ["A"(2) x "A"(0)] -(1)-> "A"(1) "S" :: ["A"(0)] -(0)-> "A"(0) "True" :: [] -(0)-> "A"(14) "True" :: [] -(0)-> "A"(0) "True" :: [] -(0)-> "A"(2) "True" :: [] -(0)-> "A"(11) "True" :: [] -(0)-> "A"(8) "anyEq" :: ["A"(0) x "A"(1)] -(1)-> "A"(0) "eq" :: ["A"(0) x "A"(0)] -(0)-> "A"(9) "ite" :: ["A"(14) x "A"(0) x "A"(0)] -(0)-> "A"(0) "leq" :: ["A"(0) x "A"(0)] -(0)-> "A"(14) "lookup" :: ["A"(0) x "A"(1)] -(1)-> "A"(0) Cost Free Signatures: --------------------- Base Constructors: ------------------ "\"0\"_A" :: [] -(0)-> "A"(1) "\"ConsBTree\"_A" :: ["A"(0) x "A"(1)] -(1)-> "A"(1) "\"ConsNat\"_A" :: ["A"(0) x "A"(1)] -(1)-> "A"(1) "\"False\"_A" :: [] -(0)-> "A"(1) "\"Leaf\"_A" :: ["A"(1)] -(1)-> "A"(1) "\"NilBTree\"_A" :: [] -(0)-> "A"(1) "\"NilNat\"_A" :: [] -(0)-> "A"(1) "\"Node\"_A" :: ["A"(2) x "A"(0)] -(1)-> "A"(1) "\"S\"_A" :: ["A"(16)] -(1)-> "A"(1) "\"True\"_A" :: [] -(0)-> "A"(1)