Перегляд за автором "Kalinowski, J."

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  • On the Sign of Solutions of Systems of Ordinary Differential Equations 
    Kalinowski, J. (Український математичний журнал, 2002)
    We show that Theorems 1 and 3 in A. G. Gritsai's paper “Monotonicity properties of solutions of systems of nonlinear differential equations” published in the collection of works Approximate and Qualitative Methods in the ...