MAYBE
0.18/0.20	MAYBE
0.18/0.20	
0.18/0.20	Problem:
0.18/0.20	 le(s(x),0()) -> false()
0.18/0.20	 le(0(),y) -> true()
0.18/0.20	 le(s(x),s(y)) -> le(x,y)
0.18/0.20	 double(0()) -> 0()
0.18/0.20	 double(s(x)) -> s(s(double(x)))
0.18/0.20	 log(0()) -> logError()
0.18/0.20	 log(s(x)) -> loop(s(x),s(0()),0())
0.18/0.20	 loop(x,s(y),z) -> if(le(x,s(y)),x,s(y),z)
0.18/0.20	 if(true(),x,y,z) -> z
0.18/0.20	 if(false(),x,y,z) -> loop(x,double(y),s(z))
0.18/0.20	 maplog(xs) -> mapIter(xs,nil())
0.18/0.20	 mapIter(xs,ys) -> ifmap(isempty(xs),xs,ys)
0.18/0.20	 ifmap(true(),xs,ys) -> ys
0.18/0.20	 ifmap(false(),xs,ys) -> mapIter(droplast(xs),cons(log(last(xs)),ys))
0.18/0.20	 isempty(nil()) -> true()
0.18/0.20	 isempty(cons(x,xs)) -> false()
0.18/0.20	 last(nil()) -> error()
0.18/0.20	 last(cons(x,nil())) -> x
0.18/0.20	 last(cons(x,cons(y,xs))) -> last(cons(y,xs))
0.18/0.20	 droplast(nil()) -> nil()
0.18/0.20	 droplast(cons(x,nil())) -> nil()
0.18/0.20	 droplast(cons(x,cons(y,xs))) -> cons(x,droplast(cons(y,xs)))
0.18/0.20	 a() -> b()
0.18/0.20	 a() -> c()
0.18/0.20	
0.18/0.20	Proof:
0.18/0.20	 Open
0.18/0.20	EOF