A question of plane geometry
Abstract AuthorsD. Ripianu (Ripeanu) Institutul de Calcul Keywords? Paper coordinatesD. Ripianu (Ripeanu), Une question de géométrie plane. (French) Mathematica (Cluj), 4 (27) 1962 309–382. PDFhttps://ictp.acad.ro/wp-content/uploads/2025/11/1962-Ripianu-Un-question-de-geometrie.pdf…
