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JOURNALS
// Differentsial'nye Uravneniya
// Archive
Differ. Uravn.,
1972
Volume 8,
Number 10,
Pages
1738–1744
(Mi de1681)
Ordinary Differential Equations
A condition for the completeness of the system of root subspaces of a Sturm–Liouville type operator in Hilbert space
E. A. Begovatov
Kazan State University
UDC:
517.929.2
Received:
19.04.1971
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Steklov Math. Inst. of RAS
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