Pless, V. The number of isotropic subspaces in a finite geometry. (English) Zbl 0136.42002 Atti Accad. Naz. Lincei, VIII. Ser., Rend., Cl. Sci. Fis. Mat. Nat. 39, 418-421 (1965). Page: −5 −4 −3 −2 −1 ±0 +1 +2 +3 +4 +5 Show Scanned Page Cited in 24 Documents Keywords:foundations of geometry, non-Euclidean geometry PDFBibTeX XMLCite \textit{V. Pless}, Atti Accad. Naz. Lincei, VIII. Ser., Rend., Cl. Sci. Fis. Mat. Nat. 39, 418--421 (1965; Zbl 0136.42002)