>>>Here's one: we needed SQRT in Crystal a while back, but they had none.
>>
>>Wait a sec, then (in this Example) Christof's or my awnser would have worked?
>
>No, I'm sure we tried that right after we couldn't find the SQRT() function, and it either didn't work, or else there was no power operator at all :) BTW, was my solution the only one that didn't also rely on a power operator?

Oops. Ignore my comment. I thought you were still talking about Erik's riddle...