>> As for USR _sine and USR _cosine, in FB^3 they just call the standard >> FN's, so there is no advantage. > >They do? What a letdown... Were they not a good deal faster in FBII (as if >that has anything to do with the price of tea)/ It might be more accurate to say that in FBII the standard FNs were a good deal slower. If I remember right, it was Maestro Purves who optimized them for FB^3, so it would be hard to squeeze many more µseconds out of them now. e-e =J= a y "