Abstract
Wave scattering is considered in a loop-shaped one-dimensional waveguide. For finite potential the problem can be reduced to a Regge type one. The conditions are obtained sufficient for a function to be the S-matrix of a problem of the class considered. The algorithm of recovering the potential from given Jost function is presented. It is shown that the solution of this inverse problem is not unique.
Dedicated to Israel Gohberg on the occasion of his 70-th birthday
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Pivovarchik, V. (2001). Scattering in a Loop-shaped Waveguide. In: Dijksma, A., Kaashoek, M.A., Ran, A.C.M. (eds) Recent Advances in Operator Theory. Operator Theory: Advances and Applications, vol 124. Birkhäuser, Basel. https://doi.org/10.1007/978-3-0348-8323-8_24
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DOI: https://doi.org/10.1007/978-3-0348-8323-8_24
Publisher Name: Birkhäuser, Basel
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