English

Some triviality results for quasi-Einstein manifolds and Einstein warped products

Differential Geometry 2018-11-14 v3

Abstract

In this paper we prove a number of triviality results for Einstein warped products and quasi-Einstein manifolds using different techniques and under assumptions of various nature. In particular we obtain and exploit gradient estimates for solutions of weighted Poisson-type equations and adaptations to the weighted setting of some Liouville-type theorems.

Keywords

Cite

@article{arxiv.1011.0903,
  title  = {Some triviality results for quasi-Einstein manifolds and Einstein warped products},
  author = {Paolo Mastrolia and Michele Rimoldi},
  journal= {arXiv preprint arXiv:1011.0903},
  year   = {2018}
}

Comments

15 pages, fixed minor mistakes in Section 3