Ključne besede: projective planes, balanced upper chromatic number, difference sets, planar functions, probabilistic methodObjavljeno v RUP: 18.01.2021; Ogledov: 1033; Prenosov: 36 Povezava na celotno besedilo
Ključne besede: blocking sets, Baer subplanes, relative blocking sets, fractional cover, fractional covering numberObjavljeno v RUP: 01.08.2019; Ogledov: 1505; Prenosov: 154 Povezava na celotno besedilo
Ključne besede: finite projective plane, arc, Hall planeObjavljeno v RUP: 21.01.2019; Ogledov: 2251; Prenosov: 190 Povezava na celotno besedilo
Opis: Semiovals which are contained in the union of three concurrent lines are studied. The notion of a strong semioval is introduced, and a complete classification of these objects in PG▫$(2,p)$▫ and PG▫$(2,p^2)$▫, ▫$p$▫ an odd prime, is given.Ključne besede: mathematics, semioval, group factorizationObjavljeno v RUP: 15.10.2013; Ogledov: 2922; Prenosov: 130 Povezava na celotno besedilo