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November 2nd, 2010, 06:47 AM   #1
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Analytic Geometry

Anyone?

Derive the angle between two curves on a surface.
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November 2nd, 2010, 07:02 AM   #2
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Re: Analytic Geometry

If the two curves are given by f(x) and g(x), I would think the angle between them at a given x could be found by:

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November 2nd, 2010, 07:15 AM   #3
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Re: Analytic Geometry

Thanks
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November 2nd, 2010, 08:43 AM   #4
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Re: Analytic Geometry

Can you give me the derivation, because that's what I need?
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November 2nd, 2010, 01:47 PM   #5
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Re: Analytic Geometry

There really was no derivation, this is merely the difference in slope angles.
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