| Trigonometric approximation of functions in generalized Lebesgue spaces with variable exponent R Akgün Springer, 2011 | 86 | 2011 |
| Polynomial approximation of functions in weighted Lebesgue and Smirnov spaces with nonstandard growth R Akgün Walter de Gruyter GmbH & Co. KG 18 (2), 203-235, 2011 | 59 | 2011 |
| Approximation in weighted Smirnov-Orlicz classes DM Israfilov, R Akgün Journal of mathematics of Kyoto University 46 (4), 755-770, 2006 | 53 | 2006 |
| On converse theorems of trigonometric approximation in weighted variable exponent Lebesgue spaces R Akgün, V Kokilashvili Duke Univ Press, 2011 | 49 | 2011 |
| Approximation in Smirnov-Orlicz classes DM Israfilov, B Oktay, R Akgun Glasnik matematički 40 (1), 87-102, 2005 | 47 | 2005 |
| The refined direct and converse inequalities of trigonometric approximation in weighted variable exponent Lebesgue spaces R Akgün, V Kokilashvili Walter de Gruyter GmbH & Co. KG 18 (3), 399-423, 2011 | 46 | 2011 |
| Approximation in weighted Orlicz spaces R Akgün, D Israfilov Mathematica Slovaca 61 (4), 601-618, 2011 | 38 | 2011 |
| Approximation and moduli of fractional order in Smirnov-Orlicz classes R Akgün, DM Israfilov Glasnik matematički 43 (1), 121-136, 2008 | 38 | 2008 |
| Sharp Jackson and converse theorems of trigonometric approximation in weighted Lebesgue spaces R Akgün Proc. A. Razmadze Math. Inst 152, 1-18, 2010 | 33 | 2010 |
| Simultaneous and converse approximation theorems in weighted Orlicz spaces R Akgün, DM Israfilov Bulletin of the Belgian Mathematical Society-Simon Stevin 17 (1), 13-28, 2010 | 29 | 2010 |
| Approximating polynomials for functions of weighted Smirnov-Orlicz spaces R Akgün Journal of Function Spaces 2012, 2012 | 22 | 2012 |
| Approximation by polynomials and rational functions in weighted rearrangement invariant spaces DM Israfilov, R Akgün Journal of mathematical analysis and applications 346 (2), 489-500, 2008 | 21 | 2008 |
| Approximation by interpolating polynomials in Smirnov-Orlicz class R Akgün, DM Israfilov J. Korean Math. Soc 43 (2), 413-424, 2006 | 20 | 2006 |
| Realization and characterization of modulus of smoothness in weighted Lebesgue spaces R Akgün St. Petersburg Mathematical Journal 26 (5), 741-756, 2015 | 18 | 2015 |
| Improved converse theorems and fractional moduli of smoothness in Orlicz spaces R Akgun Bulletin of the Malaysian Mathematical Sciences Society 36 (1), 2013 | 16 | 2013 |
| Polynomial approximation in weighted Lebesgue spaces R Akgün East J. Approx 17 (3), 253-266, 2011 | 16 | 2011 |
| Polynomial approximation in weighted Smirnov-Orlicz space R Akgün, DM Israfilov Proc. A. Razmadze Math. Inst 139, 89-92, 2005 | 14 | 2005 |
| Some inequalities of trigonometric approximation in weighted Orlicz spaces R Akgün Mathematica Slovaca 66 (1), 217-234, 2016 | 12 | 2016 |
| Jackson-Stechkin type inequality in weighted Lorentz spaces R Akgün, YE Yıldırır Element, 2015 | 11 | 2015 |
| Simultaneous approximation of functions in Orlicz spaces with Muckenhoupt weights R Akgün, H Koç Complex Variables and Elliptic Equations 61 (8), 1107-1115, 2016 | 8 | 2016 |
