English

Harmonic morphisms and the Jacobi operator

Differential Geometry 2007-05-23 v1

Abstract

We prove that harmonic morphisms preserve the Jacobi operator along harmonic maps. We apply this result to prove infinitesimal and local rigidity (in the sense of Toth) of harmonic morphisms to a sphere.

Keywords

Cite

@article{arxiv.math/9910180,
  title  = {Harmonic morphisms and the Jacobi operator},
  author = {Stefano Montaldo and John C. Wood},
  journal= {arXiv preprint arXiv:math/9910180},
  year   = {2007}
}

Comments

10 pages