References
Artin, E.: Geometric algebra. New York: Interscience 1957.
Ojanguren, M., Sridharan, R.: A note on the fundamental theorem of projective geometry. Commentarii Math. Helvet.44, 310–315 (1969).
Limaye, N.B.: Projectivities over local rings. Math. Z.121, 175–180 (1971).
Author information
Authors and Affiliations
Rights and permissions
About this article
Cite this article
Limaye, N.B. Cross-ratios and projectivities of a line. Math Z 129, 49–53 (1972). https://doi.org/10.1007/BF01229540
Received:
Issue Date:
DOI: https://doi.org/10.1007/BF01229540