Approximation by operators of Cao-Gonska type Gs,n +. Direct and converse theorem. T Zapryanova
Math. Edu. Math. 37, 169-175, 2008
13 * 2008 On the Iterates of Jackson Type Operator T Zapryanova, D Souroujon
Mediterranean Journal of Mathematics 13, 5053-5061, 2016
12 2016 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 Generalized inverse theorem for schoenberg operator T Zapryanova, G Tachev
Journal of Modern Mathematics Frontier 1 (2), 11-16, 2012
8 2012 On the relation between the number of real and complex zeros of polynomials of a certain kind D Souroujon, T Zapryanova
AIP Conference Proceedings 2159 (1), 030032, 2019
4 2019 Best approximation and Moduli of Smoothness T Dimova Zapryanova
Pliska Studia Mathematica Bulgarica 21 (1), 299p-306p, 2012
4 2012 Characterization of best algebraic approximation by a generalized modulus of smoothness T Zapryanova, D Souroujon
AIP Conference Proceedings 2172 (1), 060001, 2019
2 2019 On Approximation by Algebraic Version of the Trigonometric Jackson Integrals in Weighted Integral Metric T Zapryanova
Journal of Operators 2013, 2013
2 2013 Saturation of Cao–Gonska operators Λ* and Λ+ TD Zapryanova
Results in Mathematics 62, 445-457, 2012
2 2012 Approximation by the iterates of Bernstein operator T Zapryanova, G Tachev, V Pasheva, G Venkov
AIP Conference Proceedings-American Institute of Physics 1497 (1), 184, 2012
2 2012 Математика с приложения в икономиката ТЗ Дочо Дочев, Дико Суружон, Росен Николаев, Тодор Стоянов
Наука и икономика, 2011
2 2011 On the iterates of Jackson type operator GS,N in Hilbert space D Souroujon, T Zapryanova
Quaestiones Mathematicae 42 (3), 289-296, 2019
1 2019 A characterization theorem for the K-functional associated with the algebraic version of trigonometric Jackson integrals T Zapryanova
Serdica Mathematical Journal 32 (4), 303p-322p, 2006
1 2006 On the Number of Real Zeros of a Certain Kind of Polynomials D Souroujon, T Zapryanova
BP International, 2024
2024 On the iterates of discretized versions of Cao-Gonska operators T Zapryanova
AIP Conference Proceedings 2939 (1), 2023
2023 Problems with using the information from the cash flow statement by lenders (banks) as capital providers F Filipova, T Zapryanova, A Atanasov, R Marinova
Izvestia Journal of the Union of Scientists-Varna. Economic Sciences Series …, 2023
2023 Non-positivity of Operators Gs, n+ T Zapryanova
International Conference on New Trends in the Applications of Differential …, 2022
2022 Линейна алгебра и аналитична геометрия ТЗ Дико Суружон
Икономически университет -Варна, Наука и икономика, 2022
2022 Detailed Study on Characterization of Best Algebraic Approximation by a Generalized Modulus of Smoothness T Zapryanova, D Souroujon
BP International, 2021
2021 An answer to a conjecture on the limit of the iterates of Jackson type operator Gs, n T Zapryanova, D Souroujon
AIP Conference Proceedings 1910 (1), 2017
2017