个人简历 学术成果简介 |
主要从事函数逼近论方向的研究，并在多元连续问题的信息复杂性与易处理性方面取得一些科研成果，目前参与国家自然科学基金面上项目（11871006：高维问题与无穷维问题的构造性算法与信息复杂度）。 近几年已在国内外重要刊物发表学术论文7篇，其中SCI论文5篇，以第一作者和通信作者发表论文4篇。 学术成果： 张杰*, 最大框架下具有递增光滑性的Korobov空间中多元问题的易处理性,高等学校计算数学学报, 40(3) (2018) 251-262.(中文核心期刊) Yongping Liu , Jie Zhang*, EC-tractability of approximation problems in function spaces defined over products of simplices, J.Complexity，55 (2019) 101411.(SCI) Jie Zhang*, Yongping Liu, Quasi-Monte Carlo tractabilty of integration problem in function spaces defined over products of balls, Int.J.Wavelets Multivesolut. Inf.Process, 17（6）(2019) 1950043.(SCI) Yongping Liu, Guiqiao Xu, Jie Zhang*, Best restricted approximation of smooth function classes, Trudy Inst. Mat. I Mekh. UrO RAN, 24（4）（2018）283-294.（ESCI） Guiqiao Xu, Yongping Liu, Jie Zhang, Weighted integral of infinitely differentiable multivariate functions is exponentially convergent, Numer.Math.Theor.Meth.Appl, 12(1) (2019) 98-114. (SCI) Yongping Liu, Guiqiao Xu, Jie Zhang, Exponential convergence of an approximation problem for infinitely differentiable multivariate functions, Math Notes. 103(5) (2018) 769-779. (SCI) Jia Chen, Heping Wang, Jie Zhang, Average case (s,t)-WT tractability of non-homogenous tensor product problems, J.Complexity，49 (2018) 27-45. (SCI) |
