An amazing one-minute bit of fun at the interactive prompt

[Raymond Hettinger]

On Feb 21, 12:08 am, Mark Dickinson <dicki... at gmail.com> wrote:
> On Feb 20, 8:08 am, Raymond Hettinger <pyt... at rcn.com> wrote:
>
> > [...]
> > >>> n * e
>
> > 3.1415926

> Very neat!  Is it supposed to be obvious why this gives an
> approximation to pi?  If so, I'll think about it a bit more;  if not,
> do you have any references?

Even after reading the proof, I still don't find it to be obvious ;-)

http://home.comcast.net/~davejanelle/mandel.pdf


Raymond