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On the Existence of Certain Metrics with Non Parallel Ricci Tensor

Differential Geometry 2007-05-23 v2 Mathematical Physics math.MP

Abstract

A. Derdzinki [D] gave examples of Riemannian metrics with harmonic curvature and non parallel Ricci tensor on some compact manifolds (M,g](M,g] . We examine their existence as well as their number wich naturally depends on the geometry of the manifolds.

Keywords

Cite

@article{arxiv.math/0106263,
  title  = {On the Existence of Certain Metrics with Non Parallel Ricci Tensor},
  author = {A. Raouf Chouikha},
  journal= {arXiv preprint arXiv:math/0106263},
  year   = {2007}
}

Comments

9 pages

R2 v1 2026-07-22T16:39:24.378Z