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