Abstract
We present two results on a generalized Davey-Stewartson system, both following from the pseudo-conformal invariance of its solutions. In the hyperbolic-elliptic-elliptic case, under some conditions on the physical parameters, we establish a blow-up profile. These conditions turn out to be necessary conditions for the existence of a special "radial" solution. In the elliptic-elliptic-elliptic case, under milder conditions, we show the Lp-norms of the solutions decay to zero algebraically in time for 2<p<∞.
| Original language | English |
|---|---|
| Pages (from-to) | 979-986 |
| Number of pages | 8 |
| Journal | Nonlinear Analysis, Theory, Methods and Applications |
| Volume | 64 |
| Issue number | 5 |
| DOIs | |
| Publication status | Published - 1 Mar 2006 |
Keywords
- Blow-up profile
- Davey-Stewartson system
- L -stability
- Nonlinear Schrödinger equation
- Pseudo-conformal invariance
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