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Topic: Two New Approximations, in a Certain Form, for the Perimeter of
an Ellipse

Replies: 1   Last Post: Oct 10, 2012 6:56 AM

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thomasinventions@yahoo.com

Posts: 35
Registered: 12/23/11
Re: Two New Approximations, in a Certain Form, for the Perimeter of
an Ellipse

Posted: Oct 10, 2012 6:56 AM
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You may inspect the formulas presented at:

http://ellipse-circumference.blogspot.com (Blankenhorn-Ramanujan)

and

http://ellipse-circumference3.blogspot.com (Pade variant, under 5E-09 max rel error)



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