On Tue, Feb 18, 2003 at 05:52:39AM +0900, Chris Pine wrote: > Why do you say it doesn't work? (In other words, how is it not working for > you?) Ooops. Actually the problem was on the wrapping function that I wrote. It was sending a blank value for 'precision'. Thanks for the help. -- Daniel Carrera Graduate Teaching Assistant. Math Dept. University of Maryland. (301) 405-5137