MAYBE
233.94/59.26	MAYBE
233.94/59.26	
233.94/59.26	Problem:
233.94/59.26	 a__zeros() -> cons(0(),zeros())
233.94/59.26	 a__and(tt(),X) -> mark(X)
233.94/59.26	 a__length(nil()) -> 0()
233.94/59.26	 a__length(cons(N,L)) -> s(a__length(mark(L)))
233.94/59.26	 a__take(0(),IL) -> nil()
233.94/59.26	 a__take(s(M),cons(N,IL)) -> cons(mark(N),take(M,IL))
233.94/59.26	 mark(zeros()) -> a__zeros()
233.94/59.26	 mark(and(X1,X2)) -> a__and(mark(X1),X2)
233.94/59.26	 mark(length(X)) -> a__length(mark(X))
233.94/59.26	 mark(take(X1,X2)) -> a__take(mark(X1),mark(X2))
233.94/59.26	 mark(cons(X1,X2)) -> cons(mark(X1),X2)
233.94/59.26	 mark(0()) -> 0()
233.94/59.26	 mark(tt()) -> tt()
233.94/59.26	 mark(nil()) -> nil()
233.94/59.26	 mark(s(X)) -> s(mark(X))
233.94/59.26	 a__zeros() -> zeros()
233.94/59.26	 a__and(X1,X2) -> and(X1,X2)
233.94/59.26	 a__length(X) -> length(X)
233.94/59.26	 a__take(X1,X2) -> take(X1,X2)
233.94/59.26	
233.94/59.26	Proof:
233.94/59.26	 Open
233.94/59.27	EOF