MAYBE 0.08/0.18 MAYBE 0.08/0.18 0.08/0.18 Problem: 0.08/0.18 min(0(),y) -> 0() 0.08/0.18 min(x,0()) -> 0() 0.08/0.18 min(s(x),s(y)) -> s(min(x,y)) 0.08/0.18 max(0(),y) -> y 0.08/0.18 max(x,0()) -> x 0.08/0.18 max(s(x),s(y)) -> s(max(x,y)) 0.08/0.18 +(0(),y) -> y 0.08/0.18 +(s(x),y) -> s(+(x,y)) 0.08/0.18 -(x,0()) -> x 0.08/0.18 -(s(x),s(y)) -> -(x,y) 0.08/0.18 *(x,0()) -> 0() 0.08/0.18 *(x,s(y)) -> +(x,*(x,y)) 0.08/0.18 p(s(x)) -> x 0.08/0.18 f(s(x),s(y)) -> f(-(min(s(x),s(y)),max(s(x),s(y))),*(s(x),s(y))) 0.08/0.18 0.08/0.18 Proof: 0.08/0.18 Open 0.08/0.19 EOF