Date: Apr 22, 2009 3:36 AM Author: Avni Pllana Subject: Re: A single term formula for calculating the circumference of ellipse > My formula for calculating the circumference of

> ellipse is attached as a small note. I will be

> grateful if you read and judge it.

Hi Shahram,

here is a useful link, where you can compare your formula with the other known:

http://local.wasp.uwa.edu.au/~pbourke/geometry/ellipsecirc/

Best regards,

Avni