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Generalized phases and nondispersive waves |
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| Authors: | Pierre Hillion |
| Affiliation: | (1) Institut Henri Poincaré, 75231 Paris, France |
| Abstract: | We prove that the homogeneous wave equation has different kinds of nondispersive solutions all defined in terms of an arbitrary functionF(u), whereu is a solution of the corresponding characteristic equation. |
| Keywords: | 35L05 73D25 76B15 |
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