MAYBE
0.09/0.17	MAYBE
0.09/0.17	
0.09/0.17	Problem:
0.09/0.17	 le(0(),y) -> true()
0.09/0.17	 le(s(x),0()) -> false()
0.09/0.17	 le(s(x),s(y)) -> le(x,y)
0.09/0.17	 mod(x,0()) -> modZeroErro()
0.09/0.17	 mod(x,s(y)) -> modIter(x,s(y),0(),0())
0.09/0.17	 modIter(x,s(y),z,u) -> if(le(x,z),x,s(y),z,u)
0.09/0.17	 if(true(),x,y,z,u) -> u
0.09/0.17	 if(false(),x,y,z,u) -> if2(le(y,s(u)),x,y,s(z),s(u))
0.09/0.17	 if2(false(),x,y,z,u) -> modIter(x,y,z,u)
0.09/0.17	 if2(true(),x,y,z,u) -> modIter(x,y,z,0())
0.09/0.17	
0.09/0.17	Proof:
0.09/0.17	 Open
0.09/0.18	EOF