Large-order perturbation theory for a non-Hermitian ππ£-symmetric Hamiltonian (Q4498442)
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scientific article; zbMATH DE number 1492126
| Language | Label | Description | Also known as |
|---|---|---|---|
| English | Large-order perturbation theory for a non-Hermitian ππ£-symmetric Hamiltonian |
scientific article; zbMATH DE number 1492126 |
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Large-order perturbation theory for a non-Hermitian ππ£-symmetric Hamiltonian (English)
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16 August 2000
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ground-state energy
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complex \({\mathcal P}{\mathcal T}\)-symmetric Hamiltonian
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high-order Rayleigh-SchrΓΆdinger perturbation theory
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energy spectrum
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numerical methods
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numerical evidence
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Borel summable
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Stieltjes function
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