| Exact estimates of the rate of approximation of convolution operators BR Draganov Journal of Approximation Theory 162 (5), 952-979, 2010 | 25 | 2010 |
| A new characterization of weighted Peetre K-functionals BR Draganov, KG Ivanov Constructive approximation 21, 113-148, 2004 | 22 | 2004 |
| Strong estimates of the weighted simultaneous approximation by the Bernstein and Kantorovich operators and their iterated Boolean sums BR Draganov Journal of Approximation Theory 200, 92-135, 2015 | 20 | 2015 |
| A new modulus of smoothness for trigonometric polynomial approximation BR Draganov East J. Approx. 8 (4), 465-499, 2002 | 15 | 2002 |
| A characterization of weighted approximations by the Post-Widder and the Gamma operators BR Draganov, KG Ivanov Journal of Approximation Theory 146 (1), 3-27, 2007 | 14 | 2007 |
| A new characterization of weighted Peetre K-functionals (II) B Draganov, K Ivanov Serdica Mathematical Journal 33 (1), 59p-124p, 2007 | 14 | 2007 |
| On simultaneous approximation by iterated Boolean sums of Bernstein operators BR Draganov Results in Mathematics 66, 21-41, 2014 | 12 | 2014 |
| A new characterization of weighted Peetre K-functionals (III) BR Draganov, KG Ivanov Constructive Theory of Functions, Sozopol, 75-97, 2016 | 10 | 2016 |
| On estimating the rate of best trigonometric approximation by a modulus of smoothness BR Draganov, PE Parvanov Acta Mathematica Hungarica 131 (4), 360-379, 2011 | 10 | 2011 |
| A characterization of weighted approximations by the Post–Widder and the Gamma operators, II BR Draganov, KG Ivanov Journal of Approximation Theory 162 (10), 1805-1851, 2010 | 9 | 2010 |
| A strong converse inequality for generalized sampling operators T Acar, BR Draganov Annals of Functional Analysis 13 (36), 2022 | 8 | 2022 |
| Simultaneous approximation of functions by Fejer-type operators in a generalized Hölder norm BR Draganov East J. Approx 14, 439-449, 2008 | 8 | 2008 |
| Upper estimates of the approximation rate of combinations of iterates of the Bernstein operator BR Draganov Annuaire Univ. Sofia Fac. Math. Inform. 101, 95-104, 2013 | 7 | 2013 |
| A fast converging sampling operator B DRAGANOV Constructive Mathematical Analysis 5 (4), 190-201, 2022 | 6 | 2022 |
| Simultaneous approximation by Bernstein polynomials with integer coefficients BR Draganov J. Approx. Theory 237, 1-16, 2018 | 6 | 2018 |
| Estimating the rate of best trigonometric approximation in homogeneous Banach spaces by moduli of smoothness BR Draganov Proc. intern. conf. "Constructive Theory of Functions", Sozopol 2010: In …, 2012 | 6 | 2012 |
| A characterization of weighted Lp approximations by the Gamma and the Post-Widder operators BR Draganov, KG Ivanov Proceedings of the International Conference on “Constructive Theory of …, 2006 | 6 | 2006 |
| Approximation of functions by the Szasz-Mirakjan-Kantorovich operator BR Draganov, I Gadjev Numerical Functional Analysis and Optimization 40 (7), 803-824, 2019 | 5 | 2019 |
| Converse estimates for the simultaneous approximation by Bernstein polynomials with integer coefficients BR Draganov arXiv preprint arXiv:1904.09417, 2019 | 5 | 2019 |
| Equivalence between K-functionals based on continuous linear transforms B Draganov, K Ivanov Serdica Mathematical Journal 33 (4), 475p-494p, 2007 | 5 | 2007 |
Parvan E. ParvanovДоцент по Математически анализ, СУ „Св. Климент Охридски“fmi.uni-sofia.bg üzerinde doğrulanmış e-posta adresine sahip
