MAYBE 0.08/0.18 MAYBE 0.08/0.18 0.08/0.18 Problem: 0.08/0.18 f(true(),x,y) -> f(and(gt(x,y),gt(y,s(s(0())))),plus(s(0()),x),double(y)) 0.08/0.18 gt(0(),v) -> false() 0.08/0.18 gt(s(u),0()) -> true() 0.08/0.18 gt(s(u),s(v)) -> gt(u,v) 0.08/0.18 and(x,true()) -> x 0.08/0.18 and(x,false()) -> false() 0.08/0.18 plus(n,0()) -> n 0.08/0.18 plus(n,s(m)) -> s(plus(n,m)) 0.08/0.18 double(0()) -> 0() 0.08/0.18 double(s(x)) -> s(s(double(x))) 0.08/0.18 0.08/0.18 Proof: 0.08/0.18 Open 0.08/0.18 EOF