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Szdsz-Mirakjan算子加权逼近的强逆不等式

时间:2021-12-13 08:38:36 数理化学论文 我要投稿

Szdsz-Mirakjan算子加权逼近的强逆不等式

In this paper,we give the strong converse inequalities of type B with the new Kfunctional Kαλ (f,t2)w(0λ≤1,0<α<2) on weighted approximation for Szasz-Mirakjan operators,which extend the previous results.

作 者: 刘国军 薛银川 孙渭滨 LIU Guo-jun XUE Yin-chuan SUN Wei-bin   作者单位: 刘国军,LIU Guo-jun(School of Mathematics and Computer Science,Ningxia University,Yinchuan 750021,China;College of Science,Xidian University,Xi'an 710071,China)

薛银川,孙渭滨,XUE Yin-chuan,SUN Wei-bin(School of Mathematics and Computer Science,Ningxia University,Yinchuan 750021,China) 

刊 名: 数学季刊(英文版)  ISTIC PKU 英文刊名: CHINESE QUARTERLY JOURNAL OF MATHEMATICS  年,卷(期): 2008 23(3)  分类号: O174.41  关键词: Szasz-Mirakjan operators   strong converse inequalities   approximation