arXiv subjects

A. Zaeim

Publications and source records attributed to A. Zaeim.

2 recordsLinked to original sources

arXiv2019

On Lorentzian two-symmetric manifolds of dimension four

We study curvature properties of four-dimensional Lorentzian manifold with two-symmetry property. We then consider Einstein-like metrics, Ricci solitons and homogeneity over these spaces.

math.DG↗

arXiv2015

On Conformally flat homogeneous Walker four-manifolds

In this paper we study the invariant Walker structures over the conformally flat four-dimensional homogeneous manifolds according to the Seger types of the Ricci operator.

math.DG↗