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JOURNALS // Doklady Akademii Nauk // Archive

Dokl. Akad. Nauk SSSR, 1965 Volume 161, Number 2, Pages 304–307 (Mi dan30860)

MATHEMATICS

On the number of limit cycles arising from a singular point of focus or center type

K. S. Sibirskii

Mathematics Institute, Computer Center, Academy of Sciences of the Moldavian SSR

Presented: I. G. Petrovskii
Received: 10.10.1964



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