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Determination of all Petrov type-N space-times on which the conformally invariant scalar wave equation satisfies Huygen's principle
journal contributionposted on 1984-10-29, 00:00 authored by John Carminati, R G McLenaghan
It is shown that the conformally invariant wave equation on a Petrov type-N space-time satisfies Huygens' principle if and only if the space-time is conformally related to a plane wave space-time. © 1984.