A simplified fixed-point perturbation theory. I. The method

DOI10.1088/0305-4470/20/4/025zbMATH Open0622.34061OpenAlexW2092765094MaRDI QIDQ3759210

Miloslav Znojil

Publication date: 1987

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

Full work available at URL: https://doi.org/10.1088/0305-4470/20/4/025

zbMATH Keywords

asymptotic expansionsmatrix equationsmall perturbation parameterstandard differential radial Schrödinger equation

Mathematics Subject Classification ID

Perturbations, asymptotics of solutions to ordinary differential equations (34E10)

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