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Compactness results in conformal deformations of Riemannian metrics on manifolds with boundaries

Analysis of PDEs 2007-05-23 v1

Abstract

This paper is devoted to the study of a problem arising from a geometric context, namely the conformal deformation of a Riemannian metric to a scalar flat one having constant mean curvature on the boundary. By means of blow-up analysis techniques and the Positive Mass Theorem, we show that on locally conformally flat manifolds with umbilic boundary all metrics stay in a compact set with respect to the C2C^2-norm and the total Leray-Schauder degree of all solutions is equal to -1. Then we deduce from this compactness result the existence of at least one solution to our problem.

Keywords

Cite

@article{arxiv.math/0104041,
  title  = {Compactness results in conformal deformations of Riemannian metrics on manifolds with boundaries},
  author = {Veronica Felli and Mohameden Ould Ahmedou},
  journal= {arXiv preprint arXiv:math/0104041},
  year   = {2007}
}

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34 pages