非线性一致同时逼近  

NONLINEAR UNIFORM SIMULTANEOUS APPROXIMATION

作　　者：史志仙[1] 李冲[1] 

机构地区：[1]东南大学应用数学系

出　　处：《高等学校计算数学学报》2001年第1期93-96,共4页Numerical Mathematics A Journal of Chinese Universities

基　　金：国家自然科学基金!(批准号19971013);江苏省自然科学基金 !(批准号BK99001)

摘　　要：In this paper, we discuss the problem of best uniform simultaneous ap- proximation. Some results on existence, characterization as well as the alternation of best uniform simultaneous approximation are established.In this paper, we discuss the problem of best uniform simultaneous ap- proximation. Some results on existence, characterization as well as the alternation of best uniform simultaneous approximation are established.

关 键 词：最佳一致同时逼近 实连续函数 aw同时逼近紧 BANACH空间 存在性 

分 类 号：O241.5[理学—计算数学]