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名詞

Kerr geometry (usually uncountable, 複数形 Kerr geometries)

1. The geometry of empty spacetime around a rotating uncharged axially-symmetric black hole with a spherical event horizon.
   • March 14, 2018, Roger Penrose, “'Mind over matter': Stephen Hawking – obituary”, in The Guardian‎^[1]:

     The very remarkable conclusion of all this is that the black holes that we expect to find in nature have to conform to this Kerr geometry.