摘要
给出了以第2类Chebyshev多项式的零点为插值结点组的拟Grünwald插值多项式Gn*(f,x)在Ba,φ空间中收敛速度的估计.
An estimate is obtained for weighted Bαφ convergence rate of a kind of quasi-Grünwald interpolatory polynomials Gn^* (f,x) ,which is based on the zero points of Chebyshev polynomials of the second kind.
出处
《吉首大学学报(自然科学版)》
CAS
2009年第4期19-22,共4页
Journal of Jishou University(Natural Sciences Edition)