[Fractint] <Alex>"PI" is a "Predefined Variable"

...formula for MandelbrotBC3... ...in the second line of the formula what is PI? It hasn't been defined? Is it 'p1' ?

Alex, Fractint's 20.4 docs (pg 67) say that "pi" is a "Predefined Variable" whose case is apparently not important: pi (3.14159..., 0.0) - Hal Lane ######################## # hallane@earthlink.net ########################