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An Introduction to Projective Geometry
(for computer vision)

Stan Birchfield

Printable version: [PDF -- 247KB] [ps.gz -- 71 KB]

** Erratum ** In Section 2.1.3, "The unit sphere," it is stated that the projective plane is topologically equivalent to a sphere. In fact, it is only locally topologically equivalent to a sphere, as pointed out by John D. McCarthy.


Stan Birchfield
April 23, A.D. 1998