Abstract
We consider the Zakharov equations in ℝN (for N=2,N=3). We first establish a viriel identity for such equations and then prove a blow-up result for solutions with a negative energy.
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Communicated by A. Kupiainen
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Merle, F. Blow-up results of viriel type for Zakharov equations. Commun.Math. Phys. 175, 433–455 (1996). https://doi.org/10.1007/BF02102415
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DOI: https://doi.org/10.1007/BF02102415