2 papers
math.DG2021
Some results on harmonic metrics
Fatima Zohra Kadi, Bouazza Kacimi, Mustafa Ozkan
In this paper, we prove that the harmonicity of a metric on a pseudo-Riemannian manifold is equivalent to the harmonicity of both its Sasaki (resp. horizontal and complete) lift me…
math.DG2018
Metallic Structures on Differentiable Manifolds
Mustafa Özkan, Fatma Yilmaz
In this paper, we study metallic structures, i.e. polynomial structures with the structure polynomial on manifolds using the metallic ratio, which i…