MAYBE
0.08/0.17	MAYBE
0.08/0.17	
0.08/0.17	Problem:
0.08/0.17	 -(x,0()) -> x
0.08/0.17	 -(0(),s(y)) -> 0()
0.08/0.17	 -(s(x),s(y)) -> -(x,y)
0.08/0.17	 lt(x,0()) -> false()
0.08/0.17	 lt(0(),s(y)) -> true()
0.08/0.17	 lt(s(x),s(y)) -> lt(x,y)
0.08/0.17	 if(true(),x,y) -> x
0.08/0.17	 if(false(),x,y) -> y
0.08/0.17	 div(x,0()) -> 0()
0.08/0.17	 div(0(),y) -> 0()
0.08/0.17	 div(s(x),s(y)) -> if(lt(x,y),0(),s(div(-(x,y),s(y))))
0.08/0.17	
0.08/0.17	Proof:
0.08/0.17	 Open
0.08/0.18	EOF