MAYBE 0.08/0.18 MAYBE 0.08/0.18 0.08/0.18 Problem: 0.08/0.18 cond1(s(x),y) -> cond2(gr(s(x),y),s(x),y) 0.08/0.18 cond2(true(),x,y) -> cond1(y,y) 0.08/0.18 cond2(false(),x,y) -> cond1(p(x),y) 0.08/0.18 gr(0(),x) -> false() 0.08/0.18 gr(s(x),0()) -> true() 0.08/0.18 gr(s(x),s(y)) -> gr(x,y) 0.08/0.18 neq(0(),0()) -> false() 0.08/0.18 neq(0(),s(x)) -> true() 0.08/0.18 neq(s(x),0()) -> true() 0.08/0.18 neq(s(x),s(y)) -> neq(x,y) 0.08/0.18 p(0()) -> 0() 0.08/0.18 p(s(x)) -> x 0.08/0.18 0.08/0.18 Proof: 0.08/0.18 Open 0.08/0.19 EOF