An oval 𝒪 of a projective plane is called two-transitive if there is a collineation group
Keywords: Suzuki group, Projective plane, oval, spread, symplectic translation plane, Lneburg plane
03/2006 | Advances in Geometry, Walter de GruyterThe following result concerning completely regular ovals is proved: Let &Pgr; be a projective plane of even order and let 𝒪 be a completely regular oval with nucleus
Keywords: Projective plane, oval, spread, symplectic translation plane
07/2006 | Advances in Geometry, Walter de GruyterLet π be a thick polar space of rank 4 over a field 𝕂 such that the generalised quadrangle Res+(α) of a line α of π which consists of the planes and 3-spaces of π containing α, admits a spread...
Keywords: Dual polar space, generalised quadrangle, hyperplane, ovoid, polar space, spread, symplectic spread
01/2007 | Advances in Geometry, Walter de GruyterUnderstanding the mechanisms that facilitate or inhibit invasion of exotic seaweeds is crucial in assessing the threat posed by their incursion and to define control options...
Keywords: establishment, invasion process, life history characteristics, management, persistence, spread
12/2007 | Botanica Marina, Walter de Gruyter