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Found 3 Documents (Results 1–3)

Mamman’s theorem for systems of first order differential equations. (Russian. English summary) Zbl 0715.34063

Dokl. Akad. Nauk Ukr. SSR, Ser. A 1990, No. 9, 9-12 (1990).

Reviewer: J.Jarník

MSC: 34C10

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Some approach to the investigation of the oscillability of partial differential equations. (Russian. English summary) Zbl 0672.35002

Dokl. Akad. Nauk Ukr. SSR, Ser. A 1988, No. 3, 9-12 (1988).

MSC: 35B05 35A22

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Dobrotvor, I. G.; Bugir, M. K.

An oscillation criterion for the solutions of fourth order partial differential equations. (Russian. English summary) Zbl 0668.35004

Dokl. Akad. Nauk Ukr. SSR, Ser. A 1988, No. 5, 9-11 (1988).

Reviewer: J.Appell

MSC: 35B05 35G99

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Author

Bugir, M. K. (3)
Dobrotvor, I. G. (1)

Volume

Year of Publication

1990 (1)
1988 (2)

Classification

35-XX (2)
34-XX (1)

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