English

Criteria for D_4 singularities of wave fronts

Geometric Topology 2010-07-06 v2

Abstract

We give useful and simple criteria for determining D_4 singularities of wave fronts. As an application, we investigate behaviors of singular curvatures of cuspidal edges near D_4^+ singularities.

Keywords

Cite

@article{arxiv.0906.5270,
  title  = {Criteria for D_4 singularities of wave fronts},
  author = {Kentaro Saji},
  journal= {arXiv preprint arXiv:0906.5270},
  year   = {2010}
}

Comments

11 pages with 4 figures