I. M. Petrov, “The order of approximation of functions of class <nobr>$Z\alpha$</nobr> by certain polynomial operators”, Izv. Vyssh. Uchebn. Zaved. Mat., 1960, Number 1,Pages <nobr>188

JOURNALS // Izvestiya Vysshikh Uchebnykh Zavedenii. Matematika // Archive

Izv. Vyssh. Uchebn. Zaved. Mat., 1960 Number 1, Pages 188–193 (Mi ivm1969)

The order of approximation of functions of class $Z\alpha$ by certain polynomial operators

I. M. Petrov

Received: 31.03.1958

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