Maybe Jerry could test my edits and check for timing... About "^^": have you tried to benchmark 1/(x ^^ n) vs x ^^ -n ? (with n>0) On my setup second version is very very slow. == Quotato dall`articolo bearophile (bearophileHUGS at lycos.com) > Andrea Fontana Wrote: > Yes, really :-) Timings taken with DMD 2.056+, 32 bit Vista OS. > Bye, > bearophile