On two exactly-solvable one-dimensional Hamiltonians with PT symmetry
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🪐 quant-ph
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exactly-solvablehamiltoniansone-dimensionalsymmetrybehaviourbranchcalculatecoalesce
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We provide an explanation to the behaviour of the spectra of two exactly-solvable one-dimensional Hamiltonians with PT symmetry proposed earlier. We calculate the branch points at which pairs of eigenvalues coalesce and discuss the perturbation series.
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