On Lyapunov's inequality for disfocality
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[1] C. Taam. Non-oscillatory differential equations , 1952 .
[2] P. Hartman. Ordinary Differential Equations , 1965 .
暂无分享,去创建一个
[1] C. Taam. Non-oscillatory differential equations , 1952 .
[2] P. Hartman. Ordinary Differential Equations , 1965 .