Title of article
Gap estimates of the spectrum of the Zakharov-Shabat system Original Research Article
Author/Authors
B. Grébert، نويسنده , , T. Kappeler، نويسنده , , B. Mityagin، نويسنده ,
Issue Information
روزنامه با شماره پیاپی سال 1998
Pages
3
From page
95
To page
97
Abstract
We prove new gap estimates for the Zakharov-Shabat systems with complex periodic potentials. Our method allows us to characterize in a precise way the decreasing properties of the gap length sequence in terms of the regularity of complex potentials in weighted Sobolev spaces.
Keywords
Periodic spectrum , Lyapunov-Schmidt method , Gap estimates , Zakharov-Shabat system
Journal title
Applied Mathematics Letters
Serial Year
1998
Journal title
Applied Mathematics Letters
Record number
896678
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