MAYBE
0.08/0.17	MAYBE
0.08/0.17	
0.08/0.17	Problem:
0.08/0.17	 half(0()) -> 0()
0.08/0.17	 half(s(0())) -> 0()
0.08/0.17	 half(s(s(x))) -> s(half(x))
0.08/0.17	 le(0(),y) -> true()
0.08/0.17	 le(s(x),0()) -> false()
0.08/0.17	 le(s(x),s(y)) -> le(x,y)
0.08/0.17	 inc(0()) -> 0()
0.08/0.17	 inc(s(x)) -> s(inc(x))
0.08/0.17	 log(x) -> log2(x,0())
0.08/0.17	 log2(x,y) -> if(le(x,s(0())),x,inc(y))
0.08/0.17	 if(true(),x,s(y)) -> y
0.08/0.17	 if(false(),x,y) -> log2(half(x),y)
0.08/0.17	
0.08/0.17	Proof:
0.08/0.17	 Open
0.08/0.18	EOF