This article is cited in 3 papers

Ordinary Differential Equations

First-order necessary conditions for abnormal problems in the calculus of variations

E. R. Avakov

Moscow State (V. I. Lenin) Pedagogical Institute

UDC: 517.97

Received: 14.11.1989

 English version: Differential Equations, 1991, 27:5, 495–500

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