DEFORMATIONS PRESERVING DUAL ARC LENGTH IN DUAL 3-SPACE
Marija S. Najdanović, Ljubica S. Velimirović, Svetozar R. Rančić · Facta Universitatis Series Mathematics and Informatics · 2024
In this paper we study infinitesimal bending of dual spherical curves using the Blaschke frame. We give the necessary and sufficient conditions for the infinitesimal bending field. Also, we consider the hyperbolic paraboloid as a ruled surface corresponding to a dual spherical curve.