A three-class association scheme on the flags of a finite projective plane and a (PBIB) design defined by the incidence of the flags and the Baer subplanes in PG(2, q2)

✍ Scribed by I.M. Chakravarti

• Publisher: Elsevier Science
• Year: 1993
• Tongue: English
• Weight: 262 KB
• Volume: 120
• Category: Article
• ISSN: 0012-365X
• DOI: 10.1016/0012-365x(93)90584-g

✦ Synopsis

First we define relations between the u = (s* + s + 1) (s + 1) flags (point-line incident pairs) of a finite projective plane of order s. Two flags a E (p, 1) and b = (p', l'), where p and p' are two points and 1 and 1' are two lines of the projective plane, are defined to