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JOURNALS // Differentsial'nye Uravneniya // Archive

Differ. Uravn., 1985 Volume 21, Number 2, Pages 236–240 (Mi de5427)

Ordinary Differential Equations

Some extremal properties of observable differential systems

O. I. Nikonov

Institute of Mathematics and Mechanics, Ural Branch of the AS of USSR

UDC: 517.977

Received: 07.09.1982



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© Steklov Math. Inst. of RAS, 2026