View Full Version : Affine transformations
08-20-2002, 09:56 PM
Can anybody tell me where I can find
the proof that any ellipse remains ellipse
after any affine transformation.
08-21-2002, 04:36 PM
You can scale a ellipse to make a circle so ....
Then again a circle is an ellipse with the 2 focal points being = .
Besides that, what can I say. A transformation will be applied to the equation, so why don't you just proove it that way, for each case (translation, rotation, .....)
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