Vala, Josef Spezielle Doppelverhältnisscharen auf Regelflächen. (German) Zbl 0133.14702 Mat.-Fyz. Čas., Slovensk. Akad. Vied 15, 126-142 (1965). Reviewer: Lucien Godeaux Page: −5 −4 −3 −2 −1 ±0 +1 +2 +3 +4 +5 Show Scanned Page Cited in 1 ReviewCited in 1 Document MSC: 53A20 Projective differential geometry 53A05 Surfaces in Euclidean and related spaces Keywords:special cross ratio families; ruled surfaces; Riccati equation; curves PDF BibTeX XML Cite \textit{J. Vala}, Mat.-Fyz. Čas., Slovensk. Akad. Vied 15, 126--142 (1965; Zbl 0133.14702) Full Text: EuDML OpenURL References: [1] Barner M.: Doppelverhältnisscharen auf Regelflächen. Math. Zeitschr. 62 (1955). 50-93. · Zbl 0064.16103 [2] Hlavatý V.: Přímková diferenciální geometrie. Praha 1941. [3] Kadeřávek F., Klíma J., Kounovský J.: Deskriptivní geometrie II. Praha 1954. [4] Klapka J.: Über Paare von konjugierten Kurven einer Regelfläche. Publ. Fac. Sc. Bmo 393 (1958), 161-188. · Zbl 0087.36305 [5] Mayer O.: Études sur les surfaces réglées. Bul. fac. st. Cernăuti 2 (1928), 1-33. · JFM 57.0845.01 [6] Terracini A.: Direttrici congiunte di una rigata. Rendiconti Sem. Mat. Torino 9 (1949-1950), 325-342. · Zbl 0039.38403 This reference list is based on information provided by the publisher or from digital mathematics libraries. Its items are heuristically matched to zbMATH identifiers and may contain data conversion errors. It attempts to reflect the references listed in the original paper as accurately as possible without claiming the completeness or perfect precision of the matching.