Some collineations preserving cross-ratio in some Moufang-Klingenberg planes


Ciftci S., AKPINAR A., ÇELİK B.

World Academy of Science, Engineering and Technology, cilt.35, ss.991-996, 2009 (Scopus) identifier identifier

Özet

In this paper we are interested in Moufang-Klingenberg planesM(A) defined over a local alternative ring A of dual numbers. We show that some collineations of M(A) preserve cross-ratio.