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Projecting the Tangent Point of an Ellipse
Let the tangent from a point
on the
axis to the ellipse with semimajor axis
and semiminor axis
touch at the point
in the first quadrant. (The equation of the ellipse is
.) Then the
value of
remains the same as
changes.
Contributed by:
Izidor Hafner
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Reference
[1] G. N. Berman,
Problem Book in Mathematical Analysis,
Moscow, Russia: Mir Publishers, 1957 p. 69.
RELATED LINKS
Ellipse
(
Wolfram
MathWorld
)
Points around an Ellipse
(
Wolfram Demonstrations Project
)
PERMANENT CITATION
Izidor Hafner
"
Projecting the Tangent Point of an Ellipse
"
http://demonstrations.wolfram.com/ProjectingTheTangentPointOfAnEllipse/
Wolfram Demonstrations Project
Published: November 5, 2012
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