L. B. Zelenko, “Deficiency index and spectrum of a selfadjoint system of first-order differential equations”, Dokl. Akad. Nauk SSSR, 1968, Volume 181, Number 2,Pages <nobr>278

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Dokl. Akad. Nauk SSSR, 1968 Volume 181, Number 2, Pages 278–281 (Mi dan33975)

MATHEMATICS

Deficiency index and spectrum of a selfadjoint system of first-order differential equations

L. B. Zelenko

Saratov State University

UDC: 517.94

Presented: L. S. Pontryagin
Received: 31.10.1967

Fulltext: PDF file (456 kB)

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