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Stationary perturbation theory for non-Hamiltonian eigenvalue equations |
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| Authors: | R. Decker H. Pilkuhn A. Schlageter |
| Affiliation: | 1. Institut für Theoretische Kernphysik, Universit?t Karlsruhe, Karlsruhe, Federal Republic of Germany |
| Abstract: | Second-order perturbation theory is developed for equations of the Klein-Gordon typeK(E, V, ?2) Ψ=0, in which the eigenvalueE occurs in various powers. The result is a simple generalization of Schrödinger's. |
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