Birth date: 11.08.1949
E-mail:
Keywords: Inequalities of Kolmogorov and Bernstein type, polynomials, splines, approximation of the function classes.
UDC: , 517.5

Subject:

1. Inequalities for derivatives
2. The extremal problems of the theory of approximation

Main publications:

1. V.A. Kofanov, “Exact inequalities of Kolmogorov type and comparison of Korneichuk's $\sigma$-rearrengement”, EJA, 9:1 (2003), 67–94
2. V.A. Kofanov, “Sharp inequalities of Bernstein and Kolmogorov type”, EJA, 11:2 (2005), 131–145
3. V.A. Kofanov, “Some extremal problems of various metrics and sharp inequalities of Nagy–Kolmogorov type”, EJA, 16:4 (2010), 313–334

Publications in Math-Net.Ru

Personal pages:

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Organisations:

• Dnepropetrovsk State University