Mathieu operators
Inverse relations
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Deformations of equations and structures in nonlinear problems of mathematical physics / Andrey Olegovich Krutovschema:ProductModel
Deformations of equations and structures in nonlinear problems of mathematical physics / Andrey Olegovich Krutovschema:ProductModel
Sur les régions interdites du spectre de l'opérateur périodique et discret de Mathieu / Peter Hubert Mathieu van Moucheschema:ProductModel