On the rectilinear congruences establishing a mapping between its focal surfaces which preserves the Gauss curvature

✍ Scribed by Gr. Tsagas; B. Papantoniou

• Book ID: 112609080
• Publisher: Springer
• Year: 1982
• Tongue: English
• Weight: 413 KB
• Volume: 131
• Category: Article
• ISSN: 0373-3114
• DOI: 10.1007/bf01765155