On a generalization of the functional equation for the harmonic ratio of four points on a projective line over an arbitrary commutative field

Autor:	S. Topa
Rok vydání:	1970
Předmět:	Projective harmonic conjugate Real projective line General Mathematics Duality (projective geometry) Mathematical analysis One-dimensional space Cross-ratio Projective line over a ring Projective space Line at infinity Mathematics
Zdroj:	Annales Polonici Mathematici. 23:65-72
ISSN:	1730-6272 0066-2216
DOI:	10.4064/ap-23-1-65-72
Databáze:	OpenAIRE
Externí odkaz:	https://explore.openaire.eu/search/publication?articleId=doi_________::c0a10ec38a381105473609b560410a6b https://doi.org/10.4064/ap-23-1-65-72 Zobrazit plný text záznamu