Some considerations of the scalar wave equation and Huygens' principle
Thomas W Noonan; Thomas W Noonan; Physics Department, Brockport State College, Brockport, New York, USA
Журнал:
Classical and Quantum Gravity
Дата:
1996-05-01
Аннотация:
If the scalar wave equation satisfies Huygens' principle, then it may always be written in the form and a necessary condition on the metric is that the Bach tensor vanishes.
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