郭丹丹,女,生于1995年9月,理学博士。毕业于北京师范大学基础数学专业。
近几年主要科研项目:
主持完成河北师范大学研究生创新基金项目,CXZZSS2019059,Szasz-Bezier 型算子逼近定理的研究, 2020-05
近几年发表主要论文:
1.Dandan Guo, Yongping Liu. Best one-sided approximation and optimal Hermite-Fejér interpolation on an infinite interval. Int. J. Wavelets. Multi, 2024,2450028.
2.Yongping Liu, Dandan Guo. Optimal Hermite-Fejér interpolation of algebraic polynomials and the best one-sided approximation on the interval [-1,1]. J. Math. Anal. Appl, 2024,536(1).
3.Qiulan Qi,Dandan Guo. Approximation by a Generalized Szasz-Bezier Operators. Filomat,2022,36(2):669-682.
4.Dandan Guo, Yongping Liu, Guiqiao Xu. An optimal interpolation problem with Hermite information in the Sobolev class W1n[−1,1]. Trudy Inst. Mat. I Mekh. UrO RAN, 2024,30(1):270-279.
5.郭丹丹,齐秋兰. λ-Kantorovich算子的Voronovskaja型逆定理. 数学的实践与认识, 2022,52(4):233-237.
6.郭丹丹, 齐秋兰. λ-Kantorovich算子的逼近性质. 纯粹数学与应用数学, 2020,36(1):67-73.
7.Qiulan Qi, Dandan Guo, Ge Yang. Approximation Properties of λ-Szasz-Mirakian Operators. International Journal of Engineering Research and Technology, ISSN: 0974-3154, 2019,12(5):662-669.
8.齐秋兰, 郭丹丹. 广义带参Bernstein-Bezier算子的逼近性质. 数学物理学报, 2021,41(3):583-594.