中国科学院数学与系统科学研究院期刊网
The Average Widths and Non-linear Widths of the Classes of Multivariate Functions with Bounded Moduli of Smoothness
Yong Ping LIU, Gui Qiao XU
The Average Widths and Non-linear Widths of the Classes of Multivariate Functions with Bounded Moduli of Smoothness
Yong Ping LIU, Gui Qiao XU
应用数学学报(英文版) . 2002, (4): 663 -674 .