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JOURNALS // Doklady Akademii Nauk // Archive

Dokl. Akad. Nauk SSSR, 1958 Volume 123, Number 6, Pages 984–987 (Mi dan42481)

MATHEMATICS

First order differential equations in Hilbert space with a variable positively defined self-adjoined operator whose fractional power has a constant definition domain

P. E. Sobolevskii

Voronezh Agricultural Institute

Presented: I. G. Petrovskii
Received: 24.07.1958



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