>Hi Naomi
>
>Just FYI, but calling a method is much much slower than calling a UDF.
>
>http://msvfp.advisorguide.com/doc/17440
>
>If you can express that calculation as a formula and make it into a snippet you'll get speeds similar to hand coding and the reusability of a UDF without the speed loss of a method.

Mike, thanks for the observation. I need to find out where we're using this class. I guess we're currently not using it or not using in the loop, so there is not much of the speed problem.