A characterization of the rate of approximation of Kantorovich sampling operators in variable exponent Lebesgue spaces von Draganov, Borislav R.

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Direct Estimates of the Rate of Approximation by the Kantorovich Operator in Variable Exponent Lebesgue Spaces von Draganov, Borislav R., Gadjev, Ivan

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Direct estimates of the weighted simultaneous approximation by the Szász–Mirakjan operator von Draganov, Borislav R.

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A characterization of the rate of the simultaneous approximation by generalized sampling operators and their Kantorovich modification von Acar, Tuncer, Draganov, Borislav R.

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A fast converging sampling operator von Draganov, Borislav

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A strong converse estimate of the rate of approximation by the Kantorovich operator in variable exponent Lebesgue spaces von Draganov, Borislav, Gadjev, Ivan

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Corrigendum to “Strong estimates of the weighted simultaneous approximation by the Bernstein and Kantorovich operators and their iterated Boolean sums” [J. Approx. Theory 200 (2015... von Draganov, Borislav R.

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Direct Estimates of the Weighted Simultaneous Approximation by the Baskakov Operator von Draganov, Borislav R.

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A strong converse inequality for the iterated Boolean sums of the Bernstein operator von Draganov, Borislav R.

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A strong converse inequality for generalized sampling operators von Acar, Tuncer, Draganov, Borislav R.

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Simultaneous approximation by Bernstein polynomials with integer coefficients von Draganov, Borislav R.

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A generalized modulus of smoothness von DRAGANOV, BORISLAV R., IVANOV, KAMEN G.

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Strong estimates of the weighted simultaneous approximation by the Bernstein and Kantorovich operators and their iterated Boolean sums von Draganov, Borislav R.

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Direct and Converse Voronovskaya Estimates for the Bernstein Operator von Draganov, Borislav R., Gadjev, Ivan

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On Simultaneous Approximation by Iterated Boolean Sums of Bernstein Operators von Draganov, Borislav R.

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Exact estimates of the rate of approximation of convolution operators von Draganov, Borislav R.

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A new characterization of weighted Peetre K-functionals von DRAGANOV, Borislav R, IVANOV, Kamen G

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A characterization of weighted approximations by the Post–Widder and the Gamma operators, II von Draganov, Borislav R., Ivanov, Kamen G.

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Shape preserving properties of the Bernstein polynomials with integer coefficients von Draganov, Borislav R

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Strong converse inequalities for the weighted multivariate Bernstein-Durrmeyer operator on the simplex via multipliers von Draganov, Borislav R

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