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# Ellipse Parametrisation

Ellipse Parametrisation is described in multiple online sources, as addition to our editors' articles, see section below for printable documents, Ellipse Parametrisation books and related discussion.

## Suggested Pdf Resources

I
EMaII Vector Calculus
We could have found this directly by swapping our choice of u and v at the outset r = (2 cosv sin u, 2 sinv2 sinu, 2 cosu).
A Parameterization of the Chandra Point Spread Function
We also present some results of our PSF parameterization and discuss its accuracy.
Some Parametrization Problems to Think About
A Standard Ellipse as union of graphs: 4x2 + 9y2 = 16.
Non-Constant Speed Parametrization
So the trajectory described by this parametrization is an ellipse. (0, 1) t = 0 t = π. 2 .

## Suggested Web Resources

geometry - Finding standard ellipse characteristics from specific
Dec 23, 2010 +1, also good answer, but you need to know about the parametrisation of the ellipse inscribed in unit square.
Ellipsoid - Wikipedia, the free encyclopedia
Ellipsoid -- from Wolfram MathWorld
Pauls Online Notes : Calculus II - Parametric Equations and Curves
There are many more parameterizations of an ellipse of course, but you get the idea.
Calculus&Mathematica: Parametrization Help
Q: Why haven't we seen much parametrization before now?

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