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Ivan Gadjev
Ivan Gadjev
Professor of Mathematics, Sofia University "St. Kliment Ohridski
Verified email at fmi.uni-sofia.bg
Title
Cited by
Cited by
Year
Approximation of functions by Baskakov-Kantorovich operator
I Gadjev
Results in Mathematics 70, 385-400, 2016
132016
Strong converse result for Baskakov operator
I Gadjev
Serdica Mathematical Journal 40 (3-4), 273p-318p, 2014
102014
Weighted approximation by Baskakov operators
I Gadjev
Math. Inequal. Appl 18 (4), 1443-1461, 2015
92015
Strong converse result for uniform approximation by Meyer-König and Zeller operator
I Gadjev
Journal of Mathematical Analysis and Applications 428 (1), 32-42, 2015
92015
Approximation of functions by the Szasz-Mirakjan-Kantorovich operator
BR Draganov, I Gadjev
Numerical Functional Analysis and Optimization 40 (7), 803-824, 2019
62019
About characterization of one K-functional
I Gadjev
Journal of Mathematical Analysis and Applications 450 (2), 1076-1082, 2017
62017
Hardy’s inequalities in finite dimensional Hilbert spaces
D Dimitrov, I Gadjev, G Nikolov, R Uluchev
Proceedings of the American Mathematical Society 149 (6), 2515-2529, 2021
52021
A direct theorem for MKZ-Kantorovich operator
I Gadjev
Analysis Mathematica 45 (1), 25-38, 2019
52019
Direct and converse Voronovskaya estimates for the Bernstein operator
BR Draganov, I Gadjev
Results Math 73, 11, 2018
42018
Weighted approximation of functions in L_ ∞ 0, ∞) L∞ 0,∞)
I Gadjev, PE Parvanov
Mediterranean Journal of Mathematics 14, 1-14, 2017
32017
On the constant in the Hardy inequality for finite sequences
I Gadjev, V Gochev
Math. Inequal. Appl 26 (2), 493-498, 2023
22023
Weighted approximation by Meyer-König and Zeller operators
I Gadjev
Institute of Mathematics and Informatics at the Bulgarian Academy of Sciences, 2015
22015
Sharp Hardy's Inequalities in Hilbert Spaces
DK Dimitrov, I Gadjev, MEH Ismail
arXiv preprint arXiv:2306.08172, 2023
12023
Weighted Approximation of Functions by the Szász–Mirakjan–Kantorovich Operator
I Gadjev, PE Parvanov
Results in Mathematics 76 (3), 158, 2021
12021
Weighted approximation by Kanotrovich type modification of Meyer-König and Zeller operator
I Gadjev, P Parvanov, R Uluchev
Annual of Sofia University St. Kliment Ohridski. Faculty of Mathematics and …, 2018
12018
Strong Converse Inequality for Weighted Approximation of Functions by the Szász–Mirakjan–Kantorovich Operator
I Gadjev, PE Parvanov, R Uluchev
Results in Mathematics 79 (4), 1-15, 2024
2024
Direct Estimates of the Rate of Approximation by the Kantorovich Operator in Variable Exponent Lebesgue Spaces
BR Draganov, I Gadjev
Mediterranean Journal of Mathematics 21 (3), 1-17, 2024
2024
On the Constants and Extremal Function and Sequence for Hardy Inequalities in and
I Gadjev
arXiv preprint arXiv:2310.00281, 2023
2023
WEIGHTED APPROXIMATION IN UNIFORM NORM BY MEYER-K¨ ONIG AND ZELLER OPERATORS
I Gadjev, PE Parvanov
Annual of Sofia University St. Kliment Ohridski. Faculty of Mathematics and …, 2017
2017
Weighted Approximation of Functions in $$\varvec {L_\infty [0,\infty)} $$ L?[0,?)
I Gadjev, PE Parvanov
Mediterranean Journal of Mathematics, 2017
2017
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