Kerr geometry
nounEtymology Named after New Zealand physicist Roy Kerr.
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Usually The geometry of empty spacetime around a rotating uncharged axially-symmetric black hole with a spherical event horizon.
- 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.March 14, 2018, Roger Penrose, “'Mind over matter': Stephen Hawking – obituary”, in The Guardian: