On the Cauchy problem for higher-order nonlinear dispersive equations
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equationshigher-orderinitialproblemassociatedbesovcauchyclass
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We study a class of higher-order KdV equations. We show that the associated initial value problem is well posed in weighted Besov and Sobolev spaces for small initial data. We also prove ill-posedness results when in H^s(\R), for any real s.
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