Orthogonal separation of variables for the Hamilton-Jacobi and wave equations in three-dimensional Minkowski space
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1975 ◽
Vol 6
(2)
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pp. 340-374
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2016 ◽
Vol 15
(2)
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pp. 155-169
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2017 ◽
Vol 14
(05)
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pp. 1750069
2016 ◽
Vol 16
(01)
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pp. 1640014
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