Zsbán Ambrus wrote: > Hello! > > This is just an interesting approximation of the constant pi with > rational numbers that's easy to write in J. It gets more accurate as > you increase the iteration count which is 9999 in this example. It's > not a practical approximation though, as it converges very slowly. > > +: */ */ 1 1 _1 _1 ^~ 2 2 1 3 +/ +: i. 9999
Nice approximation. Where does it come from? Best, John ---------------------------------------------------------------------- For information about J forums see http://www.jsoftware.com/forums.htm
