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n3:title
Circumference/Perimeter of an Ellipse: Formula(s) - Numericana
n3:description
There's no simple exact formula for the perimeter of an ellipse. The exact formulas aren't simple, and here's how good the simple ones really are:
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radius Hudson circumference of ellipse circumference pi Selmer minor perimeter of ellipse perimeter elliptic integral geometry eccentricity formula mathematical formulas oval Kepler Euler mathematics Ramanujan major calculate Cantrell osculating parabola ellipse length relative error formulae
n3:copyright
(c) 2000-2023, Gerard Michon
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