V. I. Filippenko, “Some criteria for discreteness of the negative part of the spectrum of a linear differential operator”, Differ. Uravn., 1985, Volume 21, Number 4,Pages <nobr>728

JOURNALS // Differentsial'nye Uravneniya // Archive

Differ. Uravn., 1985 Volume 21, Number 4, Pages 728–731 (Mi de5508)

Short Communications

Some criteria for discreteness of the negative part of the spectrum of a linear differential operator

V. I. Filippenko

Krivoy Rog State Pedagogical Institute

UDC: 517.985

Received: 04.05.1982

Fulltext: PDF file (392 kB)

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