Abstract:
Let n∈ℕ, n≥ 3. A bijection of n-dimensional (exterior) Schwarzschild spacetime is an isometry, if, and only if, images and pre-images of null lines are null lines.
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Received: 16 June 1998 / Accepted: 7 September 1998
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Huang, Wl. Null Line Preserving Bijections of Schwarzschild Spacetime. Comm Math Phys 201, 471–491 (1999). https://doi.org/10.1007/s002200050564
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DOI: https://doi.org/10.1007/s002200050564