科研情况:
1. 代表项目:
[1] 球面和球体上加权光滑函数类的逼近特征问题,国家自然科学基金青年项目(11801245),主持,2019.1-2021.12;
[2] 与Radon信息有关的算子范数与最优恢复问题的研究,河北省自然科学基金青年项目(A2018408044),主持, 2018.1-2020.12;
[3] 光滑函数类的熵数估计,国家自然科学基金数学天元基金(11626124),主持,2017.1-2017.12;
[4] 带有Dunkl权的函数空间的熵数问题的研究,河北省高等学校科学研究计划项目青年项目(QN2017127),主持,2017.4-2019.12。
2. 代表论文(SCI):
[1]Jiansong Li, Heping Wang,Kai Wang, Weighted Lp Markov factors with doubling weights on the ball,J. Approx. Theory 294 (2023) 105939.
[2]Kai Wang, Yali Wang, Yinying Zhou, On the entropy numbers between the anisotropic spaces and the spaces of functions with mixed smoothness, Int. J. Wavelets Multi., 17(1) (2019) 1850065, 19 pages.
[3]Kai Wang, Yali Wang, Entropy numbers of functions on [-1,1] with Jacobi weights,J. Math. Anal. Appl.445 (2017)985-997.
[4]Heping Wang, Kai Wang, Optimal recovery of Besov classes of generalized smoothness and Sobolev classes on the sphere, J. Complexity 32(1) (2016) 40-52.
[5]Heping Wang, Kai Wang, On the norm of the OPED algorithm on the ball, J. Approx. Theory 207 (2016)32-45.
[6]Heping Wang, Kai Wang, Xiaoli Wang, On the norm of the hyperinterpolation operator on the d-dimensional cube, Comput. Math. Appl., 68 (2014) 632-638.
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