Creation and Annihilation Operators for Anharmonic Oscillators

DOI10.2307/2048528zbMath0776.47023OpenAlexW4230791930MaRDI QIDQ3974488

Leonid Friedlander

Publication date: 25 June 1992

Full work available at URL: https://doi.org/10.2307/2048528

zbMATH Keywords

anharmonic oscillatorspositive elliptic operatorsHelffer-Robert classes of pseudodifferential operators on the lineproducts of creation and annihilation operators

Mathematics Subject Classification ID

Spectrum, resolvent (47A10) General theory of ordinary differential operators (47E05) Ergodic theorems, spectral theory, Markov operators (37A30) Pseudodifferential operators (47G30)

Cites Work

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• Asymptotique des niveaux d'energie pour des Hamiltoniens à un degré de liberte
• Proprietes asymptotiques du spectre dioperateurs pseuwdifferentiels sur IRⁿ