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math.DG2022★ 14 cited
Comparison theorems for Lorentzian length spaces with lower timelike curvature bounds
Waldemar Barrera, Luis Montes de Oca, Didier A. Solis
In this article we introduce a notion of normalized angle for Lorentzian pre-length spaces. This concept allows us to prove some equivalences to the definition of timelike curvatur…
math.DG2010★ 2 cited
The limit set of discrete subgroups of $PSL(3,\C)$
Waldemar Barrera, Angel Cano, Juan Pablo Navarrete
If is a discrete subgroup of , it is determined the equicontinuity region of the natural action of on . It is also proved that th…