Document Zbl 0468.34011

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Publ. Math. Orsay 81.09, 74 p. (1981).

Page: −5 −4 −3 −2 −1 ±0 +1 +2 +3 +4 +5 Show Scanned Page
scan of Zbl 0468.34011

34L99	Ordinary differential operators
34E20	Singular perturbations, turning point theory, WKB methods for ordinary differential equations
35P20	Asymptotic distributions of eigenvalues in context of PDEs
81Q05	Closed and approximate solutions to the Schrödinger, Dirac, Klein-Gordon and other equations of quantum mechanics

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