On Fri, 2005-08-04 at 11:44 -0700, Richard Fateman wrote: > map(lambda([q], ?mod(q,5)), [0,1,2,3,4]) ; etc. Excellent, thank you so much! Bob -- Dr. Robert J. Jerrard, Professor of Mathematics, Concordia University College of Alberta, 7128 Ada Blvd., Edmonton, Alberta, T5B 4E4, Canada. Phone: (780) 479-9291, Fax: (780) 474-1933.