A Fermi-type rule for contact embedded-eigenvalue perturbations

doi:https://doi.org/10.1007/978-3-0348-8545-4_12

Book Chapter10.1007/978-3-0348-8545-4_12

A Fermi-type rule for contact embedded-eigenvalue perturbations

J.-P. Antoine,Pavel Exner,P. Šeba,Juma Shabani-1994-01-01-Operator theory

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TL;DRAbstract

A perturbation theory of embedded eigenvalues is constructed for a class of models with a contact interaction which are inspired by heavy-quarkonia mesonic decays.

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A perturbation theory of embedded eigenvalues is constructed for a class of models with a contact interaction which are inspired by heavy-quarkonia mesonic decays.

Keywords

Eigenvalues and eigenvectorsFermi Gamma-ray Space TelescopeMathematicsType (biology)Perturbation (astronomy)Pure mathematicsPerturbation theory (quantum mechanics)Class (philosophy)

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