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arxiv: 1009.5640 · v1 · pith:KBLBFWNHnew · submitted 2010-09-28 · 🧮 math-ph · math.MP

The interior transmission problem and bounds on transmission eigenvalues

classification 🧮 math-ph math.MP
keywords transmissioneigenvaluesinteriorproblemaxisboundedboundscomplex
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We study the interior transmission eigenvalue problem for sign-definite multiplicative perturbations of the Laplacian in a bounded domain. We show that all but finitely many complex transmission eigenvalues are confined to a parabolic neighborhood of the positive real axis.

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