| On variation-diminishing Schoenberg operators: new quantitative statements L Beutel, H Gonska, D Kacsó, G Tachev Multivariate Approximation and Interpoltaion with Applications (ed. by M …, 2002 | 48 | 2002 |
| Commutativity, direct and strong converse results for Phillips operators M Heilmann, G Tachev East J. Approx 17 (3), 299-317, 2011 | 34 | 2011 |
| GENERAL ESTIMATEs FoR. THE DITZIAN–TOTIK I Gavrea, H GoNsKA, R PĂLTĂNEA EAST JOURNAL, ON APPROXIMATIONS 9 (2), 175-194, 2003 | 33 | 2003 |
| Voronovskaja's theorem revisited GT Tachev Journal of Mathematical Analysis and Applications 343 (1), 399-404, 2008 | 30 | 2008 |
| Approximation by Szász-Mirakyan Baskakov operators V Gupta, G Tachev J. Appl. Funct. Anal 9 (3-4), 308-319, 2014 | 28 | 2014 |
| Variation-diminishing splines revisited L Beutel, H Gonska, D Kacsó, G Tachev Proc. Int. Sympos. on Numerical Analysis and Approximation Theory (Cluj …, 2002 | 19 | 2002 |
| A quantitative variant of Voronovskaja’s theorem H Gonska, G Tachev Results in Mathematics 53 (3), 287-294, 2009 | 18 | 2009 |
| Linear combinations of genuine Szasz–Mirakjan–Durrmeyer operators M Heilmann, G Tachev Advances in Applied Mathematics and Approximation Theory: Contributions from …, 2013 | 16 | 2013 |
| The second Ditzian-Totik modulus revisited: refined estimates for positive linear operators HH Gonska, GT Tachev Revue d'analyse numérique et de théorie de l'approximation 32 (1), 39-61, 2003 | 16 | 2003 |
| On the second moments of variation-diminishing splines L Beutel, H Gonska, D Kacso, G Tachev J. Concr. Appl. Math 2 (1), 91-117, 2004 | 15 | 2004 |
| On the Iterates of Jackson Type Operator T Zapryanova, D Souroujon Mediterranean Journal of Mathematics 13, 5053-5061, 2016 | 12 | 2016 |
| Approximation by operators of Cao-Gonska type G s, n and G s, n*. Direct and converse theorem T Zapryanova Mathematics and Education in Mathematics 33, 189-194, 2004 | 12 | 2004 |
| Approximation of bounded continuous functions by linear combinations of Phillips operators G Tachev Demonstratio Mathematica 47 (3), 662-671, 2014 | 10 | 2014 |
| Piecewise linear interpolation with nonequidistant nodes GT Tachev Numerical Functional Analysis and Optimization 21 (7-8), 945-953, 2000 | 10 | 2000 |
| A Characterization of the K-Functional for the Algebraic Version of the Trigonometric Jackson Integrals G s, n and the K-Functionals for Cao–Gonska Operators and TD Zapryanova Results in Mathematics 54 (3), 397-413, 2009 | 9 | 2009 |
| On the constants in ω ϕ 2-inequalities H Gonska, G Tachev Rend. Circ. Mat. Palermo (2) Suppl.(68), 467-477, 2002 | 9 | 2002 |
| A converse theorem for the best algebraic approximation in Lp [− 1, 1],(0< p< 1) GT Tachev Serdica 17, 161-166, 1991 | 9 | 1991 |
| Simultaneous approximation by Bernstein operators in Hölder norms H Gonska, J Prestin, G Tachev, DX Zhou Mathematische Nachrichten 286 (4), 349-359, 2013 | 8 | 2013 |
| Generalized inverse theorem for schoenberg operator T Zapryanova, G Tachev Journal of Modern Mathematics Frontier 1 (2), 11-16, 2012 | 8 | 2012 |
| Voronovskaja’s theorem for Schoenberg operator G Tachev Math. Ineq. Appl 15 (1), 49-59, 2012 | 8 | 2012 |
