English

Quasi--minimal surfaces of pseudo--Riemannian space forms with positive relative nullity

Differential Geometry 2019-10-30 v1

Abstract

In this paper, we consider surfaces in 4--dimensional pseudo--Riemannian space--forms with index 2. First, we obtain some of geometrical properties of such surfaces considering their relative null space. Then, we get classifications of quasi--minimal surfaces with positive relative nullity.

Keywords

Cite

@article{arxiv.1910.13091,
  title  = {Quasi--minimal surfaces of pseudo--Riemannian space forms with positive relative nullity},
  author = {Burcu Bektaş Demirci and Nurettin Cenk Turgay},
  journal= {arXiv preprint arXiv:1910.13091},
  year   = {2019}
}