Approximate solution of ordinary differential equations by means of positive linear operators
English version (Springer): Ukrainian Mathematical Journal 21 (1969), no. 4, pp 463-469.
Citation Example: Krochuk V. V. Approximate solution of ordinary differential equations by means of positive linear operators // Ukr. Mat. Zh. - 1969. - 21, № 4. - pp. 541–548.
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