Regularity bounds on Zakharov system evolutions

Spatial regularity properties of certain global-in-time solutions of the Zakharov system are established. In particular, the evolving solution $u(t)$ is shown to satisfy an estimate $|u(t)|_{H^s} leq C |t|^{(s-1)+}$, where $H^s$ is the standard spatial Sobolev norm. The proof is an adaptation of ear...

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Bibliographic Details
Main Authors: James Colliander, Gigliola Staffilani
Format: Article
Language:English
Published: Texas State University 2002-08-01
Series:Electronic Journal of Differential Equations
Subjects:
Online Access:http://ejde.math.txstate.edu/Volumes/2002/75/abstr.html