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The classification of projective planes of order 9 which possess an involution

✍ Scribed by Zvonimir Janko; Tran Van Trung


Publisher
Elsevier Science
Year
1982
Tongue
English
Weight
243 KB
Volume
33
Category
Article
ISSN
0097-3165

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A configuration D with parameters (u, b, r. k) is an incidence structure t P, B. 2 L where ? is a set of u "points'\*, 8 is a set of b '"blocks" and 7 is an 'incidence relation" between points and blocks such that each point is incident with t blocks, and each blok is incident with Fc points. A bloc