NO 0.08/0.18 NO 0.08/0.18 0.08/0.18 Problem: 0.08/0.18 sel(s(N),cons(X)) -> sel(N,XS) 0.08/0.18 fib(N) -> sel(N,fib1(s(0()),s(0()))) 0.08/0.18 fib1(X,Y) -> cons(X) 0.08/0.18 add(0(),X) -> X 0.08/0.18 add(s(X),Y) -> s(add(X,Y)) 0.08/0.18 sel(0(),cons(X)) -> X 0.08/0.18 0.08/0.18 Proof: 0.08/0.18 Fresh Variable Processor: 0.08/0.18 loop length: 1 0.08/0.18 terms: 0.08/0.18 sel(s(N),cons(X)) 0.08/0.18 context: sel(N,[]) 0.08/0.18 substitution: 0.08/0.18 XS -> sel(s(N),cons(X)) 0.08/0.18 Qed 0.08/0.18 EOF