A. Yu. Levin, “Classification of no-oscillation cases for equation $\ddot{x}+p(t)\dot{x}+q(t)x=0$ where $q (t)$ is of constant sign”, Dokl. Akad. Nauk SSSR, 1966, Volume 171, Number 5,Pages 1037

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MATHEMATICS

Classification of no-oscillation cases for equation $\ddot{x}+p(t)\dot{x}+q(t)x=0$ where $q (t)$ is of constant sign

A. Yu. Levin

Voronezh State University

UDC: 517.94

Presented: L. S. Pontryagin
Received: 10.02.1965