Abstract
We study the orbit space and totally geodesic orbits arising from isometric action of a compact and connected Lie group on a globally hyperbolic spacetime with non-negative curvature along timelike planes.
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Karimi, H., Mirzaie, R. On globally hyperbolic G-manifolds with non-negative timelike curvature. Acta Math. Hungar. 170, 183–193 (2023). https://doi.org/10.1007/s10474-023-01336-4
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DOI: https://doi.org/10.1007/s10474-023-01336-4