Farhad Zadeh writes: > We have tried DFTPL on a number of data sets and it looks > like that it does not care what you use for UVRANGE. > Is this also your experience? No. It uses UVRANGE. Note that UVRANGE(1) must >= 0 and UVRANGE(2) > UVRANGE(1) or it ignores UVRANGE. I have been on vacation - a message to daip could have had an earlier response. Eric Greisen