84 citations · 656 across the 80 of their papers we have counts for
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gr-qc2002
Cosmological Singularities
Spiros Cotsakis
An overview is provided of the singularity theorems in cosmological contexts at a level suitable for advanced graduate students. The necessary background from tensor and causal geo…
gr-qc2002★ 84 cited
Global Hyperbolicity and Completeness
Yvonne Choquet-Bruhat, Spiros Cotsakis
We prove global hyperbolicity of spacetimes under generic regularity conditions on the metric. We then show that these spacetimes are timelike and null geodesically complete if the…