Andy Wingo writes: > Actually I think this problem is less exciting. This is exactly what I was hoping for! > Your format was: > > ~9,8,,,0g > > So you are specifying a width of 9 chars, 8 mantissa digits, and an > "overflow character" of zero, which also has the effect of making the > width a hard limit. Also note that your overflow char is > (integer->char 0), not # -- the nul byte, indeed a control character. This makes sense. Using just "~f " fixed some of the output, but not all. I will work more with the format strings. Thanks, Joel -- Joel J. Adamson -- http://www.unc.edu/~adamsonj University of North Carolina at Chapel Hill CB #3280, Coker Hall Chapel Hill, NC 27599-3280