8
votes
Relationship between major and minor axis of an ellipse's circumference
I don't know if what you seek can be accomplished without invoking calculus and special functions.
Assume everything is centered at the origin in the $x,y$ plane. The circle with radius $\dfrac12$ has ...
1
vote
Accepted
Relationship between major and minor axis of an ellipse's circumference
As mentioned in the comments and other answers, the perimeter of an ellipse is given by an elliptic integral of the second kind. There are several different notation conventions used for these ...
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