18 research outputs found
Oscillation of differential systems of neutral type
Get PDFsummary:We study oscillatory properties of solutions of systems \[ \begin{aligned} {[y_1(t)-a(t)y_1(g(t))]}^{\prime }=&p_1(t)y_2(t), y_2^{\prime }(t)=&{-p_2}(t)f(y_1(h(t))), \quad t\ge t_0. \end{aligned} \
Spomienka na pôsobenie akademika O. Borůvku v Bratislavě pri príležitosti jeho deväťdesiatych narodenín
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The effect of volcanic activity of the Eyjafjallajökul volcano on iodine concentration in precipitation in the Czech Republic
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