Abstract
It is proved that every Bianchi surface in E3 of class C4 whose asymptotic lines are geodesic parallels is either a helicoid or a surface of revolution.
Original language | English |
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Pages (from-to) | 1-6 |
Number of pages | 6 |
Journal | Advances in Geometry |
Volume | 15 |
Issue number | 1 |
DOIs | |
Publication status | Published - 1 Jan 2015 |
Bibliographical note
Publisher Copyright:© 2015, Walter de Gruyter GmbH. All rights reserved.
Keywords
- Asymptotic line
- Bianchi surface
- Geodesic ellipse
- Geodesic hyperbola
- Geodesic parallel
- Helicoidal surface