Journals / Communications Faculty of Sciences University of Ankara Series A1: Mathematics and Statistics / 2001 / Cilt: 50 - Sayı: 1-2
On the geometry of spacelike congruences
- Journal
- Communications Faculty of Sciences University of Ankara Series A1: Mathematics and Statistics
- Pages
- 9–24
- DOI
- —
Abstract
The Blaschke vectors of the Blaschke trihedrons of spacelike and timelike ruled surfaces defined in [10]-[12]. In this study we give some fundamental formulae and facts about the geometry of spacelike congruences by means of dual hyperbolic and central angles.