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math.AP2004
Ground state mass concentration in the L^2-critical nonlinear Schrodinger equation below H^1
Jim Colliander, Sarah Raynor, Catherine Sulem +1
We consider finite time blowup solutions of the -critical cubic focusing nonlinear Schrödinger equation on . Such functions, when in , are known to concentrate a fi…
math.AP2004
Corrections to the KdV approximation for water waves
J. Douglas Wright
In order to investigate corrections to the common KdV approximation for surface water waves in a canal, we derive modulation equations for the evolution of long wavelength initial…