... 1).1
In general, a point in an n-dimensional Euclidean space is represented as a point in an (n+1)-dimensional projective space.
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... line''2
Since it can become confusing to read statements such as, A point is represented as a line,' '' we will always enclose in quotation marks the entities whose sole purpose is visualization in n+1 dimensions.
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... space,3
Do not be confused by the term space, which can refer to either three dimensions or an arbitrary number of dimensions.
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...,4
If , then .
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`
Stanley Birchfield
1998-04-23