Spectral loci of Sturm--Liouville operators with polynomial potentials

zbMath1320.81052arXiv1309.7404MaRDI QIDQ2945216

Alexandre Eremenko, Andrei Gabrielov

Publication date: 9 September 2015

Full work available at URL: https://arxiv.org/abs/1309.7404

Mathematics Subject Classification ID

Closed and approximate solutions to the Schrödinger, Dirac, Klein-Gordon and other equations of quantum mechanics (81Q05) Explicit solutions, first integrals of ordinary differential equations (34A05) Singular perturbation problems for ordinary differential equations in the complex domain (complex WKB, turning points, steepest descent) (34M60)

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