On the multisummability of WKB solutions of certain singularly perturbed linear ordinary differential equations

DOI10.7494/OPMATH.2015.35.5.775zbMath1325.34105MaRDI QIDQ2943728

Yoshitsugu Takei

Publication date: 4 September 2015

Published in: Opuscula Mathematica (Search for Journal in Brave)

zbMATH Keywords

multisummabilityexact WKB analysisWKB solution

Mathematics Subject Classification ID

Singular perturbations, turning point theory, WKB methods for ordinary differential equations (34E20) Abel, Borel and power series methods (40G10) Asymptotics and summation methods for ordinary differential equations in the complex domain (34M30) Singular perturbation problems for ordinary differential equations in the complex domain (complex WKB, turning points, steepest descent) (34M60)

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