Focal surfaces of wave fronts in the Euclidean 3-space
Differential Geometry
2020-03-25 v1
Abstract
We characterize singularities of focal surfaces of wave fronts in terms of differential geometric properties of the initial wave fronts. Moreover, we study relationships between geometric properties of focal surfaces and geometric invariants of the initial wave fronts.
Keywords
Cite
@article{arxiv.1804.06123,
title = {Focal surfaces of wave fronts in the Euclidean 3-space},
author = {Keisuke Teramoto},
journal= {arXiv preprint arXiv:1804.06123},
year = {2020}
}
Comments
12 pages, 2 figures