Brief Communications

Asymptotic Integration of Systems of Quasidifferential Equations of Second Order

T. A. Safonova

M. V. Lomonosov Pomor State University

Keywords: quasidifferential equation of second order, asymptotic proximity, Sturm–Liouville operator, deficiency index, measurable function, $\delta$-function.

Received: 08.12.2010

DOI: 10.4213/mzm9162

 English version: Mathematical Notes, 2011, 89:6, 907–910

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