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1. Projective design
1.1 Affine plane, affine coordinates
To understand the projective plane, we first recall the structure of an affine space, see for example also [3], [13], [11].
Definition 1
Let be
1. a set
; elements P, Q, R, ... of
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Projective design
Bibliography
Tools
CAGD Group (Computer Aided Geometric Design) http://www.univ-valenciennes.fr/lamav/cgad/text_cagd.html
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