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arxiv: math/0307400 · v1 · submitted 2003-07-31 · 🧮 math.AP

Well-posedness for a higher order nonlinear Schrodinger equation in Sobolev spaces of negative indices

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keywords sobolevspacesalphauassociatedbetaequationgammahigher
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We prove that, the initial value problem associated to u_{t} + i\alphau_{xx} + \beta u_{xxx} + i\gamma |u|^{2}u = 0, x,t \in R, is locally well-posed in Sobolev spaces H^{s} for s>-1/4.

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