PDF(408 KB)
Some Existence Principles for the Singular Second Order Differential Equation(Ф(x'))' + f(t, x) = 0
Acta Mathematica Sinica, Chinese Series ›› 1996, Vol. 39 ›› Issue (3)
PDF(408 KB)
PDF(408 KB)
Some Existence Principles for the Singular Second Order Differential Equation(Ф(x'))' + f(t, x) = 0
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