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Could someone else please fix this up a bit more. I do not know very much about surface geometry; I only created this article because it didn't exist.
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to the plane ..." -- to whoever wrote this, or anyone, what does that link refer to? I'm pretty sure it's
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on
Knowledge. If you would like to participate, please visit the project page, where you can join
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Also, is there a similar article somewhere else (surely someone has done something on this)?
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If 3 points are collinear, are the necessarily coplanar?
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Hello, regarding the link about "... a vector that is
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