Complex WKB analysis of a -symmetric eigenvalue problem

DOI10.1088/1751-8113/40/33/023zbMath1130.34064arXivmath-ph/0703030OpenAlexW2089601472MaRDI QIDQ5757670

Mark Sorrell

Publication date: 7 September 2007

Published in: Journal of Physics A: Mathematical and Theoretical (Search for Journal in Brave)

Full work available at URL: https://arxiv.org/abs/math-ph/0703030

zbMATH Keywords

complex WKB methodquantization conditions\(\mathcal PT\)-symmetric operator

Mathematics Subject Classification ID

Particular ordinary differential operators (Dirac, one-dimensional Schrödinger, etc.) (34L40) Semiclassical techniques, including WKB and Maslov methods applied to problems in quantum theory (81Q20) Stokes phenomena and connection problems (linear and nonlinear) for ordinary differential equations in the complex domain (34M40)

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