01094nam a2200313 i 450099100093105970753620020507180100.0950609s1971 uk ||| | eng 0521080428b10777489-39ule_instLE01304494ExLDip.to Matematicaeng516.5AMS 51-XXQA471Tyrrell, J. A.535506Generalized Clifford parallelism /[by] J. A. Tyrrell and J. G. SempleCambridge [Eng.] :Cambridge University Press,1971140 p. ;23 cm.Cambridge tracts in mathematics and mathematical physics ;61ParallelsProjective geometrySemple, J. G..b1077748923-02-1728-06-02991000931059707536LE013 51-XX TYR11 (1983)12013000029634le013-E0.00-l- 00000.i1087655828-06-02Generalized Clifford parallelism922741UNISALENTOle01301-01-95ma -enguk 01