Oscillation properties of the spectrum of a boundary-value problem with Green's function of variable sign
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Publication:914923
DOI10.1007/BF01056500zbMath0702.34029MaRDI QIDQ914923
I. Yu. Shurupova, Yu. V. Pokornyj
Publication date: 1989
Published in: Ukrainian Mathematical Journal (Search for Journal in Brave)
General spectral theory of ordinary differential operators (34L05) Green's functions for ordinary differential equations (34B27) Nonlocal and multipoint boundary value problems for ordinary differential equations (34B10)
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