DIN 2011 PÂNĂ ÎN PREZENT
- Agratini, O., Aral, A., Approximation of some classes of functions by Landau type operators, RESULTS IN MATHEMATICS, Vol. 76, Article 12, 2021, 15 pages. Doi.org/10.1007/s00025-020-01319-9.
- Agratini, O., Approximation properties of a family of integral type operators, POSITIVITY, Vol. 25, Issue 1, 2021, 97 – 108. Doi.org/10.1007/s11117-020-00752-y
- Agratini, O., Gal, Sorin G., On Landau-type approximation operators, MEDITERRANEAN JOURNAL OF MATHEMATICS, Vol. 18, Issue 2, Article 64, 2021, 15 pages. Doi.org/10.1007/s00009-021-01712-w
- Agratini, O., Aral, A., Approximation of some classes of functions by Landau type operators, RESULTS IN MATHEMATICS, Vol. 76, Article 12, 2021, 15 pages, Doi.org/10.1007/s00025-020-01319-9.
- Agratini, O., Approximation properties of a family of integral type operators, POSITIVITY, Vol. 25, Issue 1, 2021, 97 – 108, Doi.org/10.1007/s11117-020-00752-y
- Agratini, O., Gal, Sorin G., On Landau-type approximation operators, MEDITERRANEAN JOURNAL OF MATHEMATICS, Vol. 18, Issue 2, Article 64, 2021, 15 pages, Doi.org/10.1007/s00009-021-01712-w
- Agratini, O., On a class of Bernstein-type rational functions, NUMERICAL FUNCTIONAL ANALYSIS AND OPTIMIZATION, Vol. 41, Issue 4, 2020, 483 – 494
- Agratini, O., Linear positive operators constructed by using Beta-type bases, HACETTEPE JOURNAL OF MATHEMATICS & STATISTICS, Vol. 49, Issue 3, 2020, 1030 – 1038.
- Agratini, O., Properties of discrete non-multiplicative operators, ANALYSIS AND MATHEMATICAL PHYSICS, Vol. 9, Issue 1, 2019, 131 – 141.
- Agratini, O., Approximation with arbitrary order by certain linear positive operators, POSITIVITY, Vol. 22, Issue 5, 2018, 1241 – 1254.
- Abel, U., Agratini, O., Păltănea, R., A complete asymptotic expansion for the quasi- interpolants of Gauss-Weierstrass operators, MEDITERRANEAN JOURNAL OF MATHEMATICS, Vol. 15, Issue 4, 2018, Article 156, 10 pages.
- Agratini, O., Statistical convergence applied to Korovkin-type approximation theory, WSEAS TRANSACTIONS ON MATHEMATICS, Vol. 16, 2017, 183 – 186.
- Agratini, O., Aral, A., Deniz, E., On two classes of approximation processes of integral type, POSITIVITY, Vol. 21, Issue 3, 2017, 1189 – 1199.
- Abel, U., Agratini, O., Asymptotic behavior of Jain operators, NUMERICAL ALGORITHMS, Vol. 71, Issue 3, 2016, P. 553-565.
- Agratini, O., Gupta, V., On the uniform convergence of a q-series, CARPATHIAN JOURNAL OF MATHEMATICS, Vol. 32, 2016, No. 2, P. 141-146.
- Agratini, O., Kantorovich sequences associated to general approximation processes, POSITIVITY, Vol. 19, Issue 4, 2015, P. 681 – 693.
- Agratini, O., A sequence of positive linear operators associated with an approximation process, APPLIED MATHEMATICS AND COMPUTATION, Vol. 269, 2015, P. 23 – 28.
- Agratini, O., Uniform approximation of some classes of linear positive operators expressed by series, APPLICABLE ANALYSIS, Vol. 94, Issue 8, 2015, P. 1662 – 1669.
- Agratini, O., On a property of moduli of smoothness and K-functionals, FILOMAT, Vol. 29, Issue 7, 2015, P. 1425 – 1428.
- Agratini, O., On approximation process of integral type, APPLIED MATHEMATICS AND COMPUTATIONS, Vol. 236, 2014, P. 195 – 201.
- Zeng, X. – M., Gupta, V.,Agratini, O., Approximation by Bézier variant of the Baskakov operators in the case 0 < α < 1, ROCKY MOUNTAIN JOURNAL OF MATHEMATICS, Vol. 44, No. 1, 2014, P. 317 – 327.
- Agratini, O., Tarabie, S., Trîmbiţaş, R., Approximation of bivariate functions by truncated classes of operators, In: Proceedings of the Third International Conference on Modelling and Development of Intelligent Systems, Sibiu-Romania, October 10 – 12, 2013, P. 11-19, Editor Dana Simian, Lucian Blaga University Press, Sibiu, 2014.
- Agratini, O., Approximation properties of a class of linear operators, MATHEMATICAL METHODS IN THE APPLIED SCIENCES, Vol. 36, Issue 17, 2013, P. 2353 – 2358.
- Agratini, O., On a double complex sequence of linear operators, NUMERICAL FUNCTIONAL ANALYSIS AND OPTIMIZATION, Vol. 34, No. 6, 2013, P. 605 – 612.
- Agratini, O., Bivariate positive operators in polynomial weighted spaces, ABSTRACT AND APPLIED ANALYSIS, Vol. 2013, Article ID 850760, 8 pages, 2013.
- Agratini, O., Statistical convergence of integral operators generated by a single kernel, NONLINEAR ANALYSIS: THEORY, METHODS & APPLICATIONS, Vol. 75, 2012, P. 3465 – 3469.
- Agratini, O., A-statistical convergence of a class of integral operators, APPLIED MATHEMATICS & INFORMATION SCIENCES, Vol. 6, No. 2, 2012, P. 325 – 328.
- Agratini, O., Radu, C., On q – Baskakov – Mastroianni operators, ROCKY MOUNTAIN JOURNAL OF MATHEMATICS, Vol. 42, No. 3, 2012, P. 773 – 790.
- Agratini, O., Nowak, G., On a generalization of Bleimann, Butzer and Hahn operators based on q-integers, MATHEMATICAL AND COMPUTER MODELLING, Vol. 53, 5-6, 2011, P. 699 – 706.
- Agratini, O., Radu, C., An extension based on qR-integral for a sequence of operators, APPLIED MATHEMATICS AND COMPUTATION, Vol. 218, Issue 1, 2011, P. 140 – 147.
- Agratini, O., Statistical convergence of a non-positive approximation process, CHAOS, SOLITONS & FRACTALS, Vol. 44, 2011, P. 977 – 981.