This is source and executable for various qrt versions. All are by Steve Koren and are from his version 1.5 program. Source code made lattice C compatible. Some need a 68020/030 some need an 881/882 The ones ending in lib use ieee dp lib ones ending in 881 use inline 68881 code ones ending in FFP are fastest on no math chip Amigas. Look at file results for some times, no docs included, I assume you can use QRT. Roger Uzun bix : ruzun