摘要:
本文研究无穷维序列空间在一致框架下的非线性manifold n-宽度δ
n(w,x),并得到其精确渐进估计,即当1≤p,q≤∞时

,B
p,r表示l
p,r中的单位球。
Abstract:
In this paper, we study the nonlinear n-width
δn(w,x) of infinite dimensional sequence spaces under consistent framework and obtain its accurate asymptotic estimates. That is

when
1≤p,q≤∞.
Bp,r is the unit sphere in the representation
lp,r.