Manifolds with cylindrical ends having a finite and positive number of embedded eigenvalues
نویسندگان
چکیده
We construct a surface with cylindrical end which has finite number of Laplace eigenvalues embedded in its continuous spectrum. The is obtained by attaching to hyperbolic torus hole. To our knowledge, this the first example manifold whose known be and nonzero. construction can varied give examples arbitrary genus an arbitrarily large eigenvalues. constructed surfaces also have resonance-free regions near spectrum long-time asymptotic expansions solutions wave equation.
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ژورنال
عنوان ژورنال: Bulletin of The London Mathematical Society
سال: 2021
ISSN: ['1469-2120', '0024-6093']
DOI: https://doi.org/10.1112/blms.12501