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检索条件"主题词=optimal recovery"
4 条 记 录,以下是1-10 订阅
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optimal recovery on the Classes of Functions with Bounded Mixed Derivative
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Acta Mathematica Sinica,English Series 2009年 第2期25卷 279-286页
作者: Gen Sun FANG Li Qin DUAN School of Mathematical Sciences Beijing Normal University Laboratory of Mathematics and Complex Systems Ministry of Education Beijing 100875 P. R. China School of Mathematical Sciences Beijing Normal University Beijing 100875 P. R. China Institute of Mathematics Hangzhou Dianzi University Hangzhou 310018 P. R. China
Temlyakov considered the optimal recovery on the classes of functions with bounded mixed derivative in the Lp metrics and gave the upper estimates of the optimal recovery errors. In this paper, we determine the asympt... 详细信息
来源: 维普期刊数据库 维普期刊数据库 同方期刊数据库 同方期刊数据库 评论
Average Widths and optimal recovery of Multivariate Besov Class Bpθr(Rd)in Lqp(Rd)
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Communications in Mathematical Research 1998年 第2期 1-4页
作者: 蒋艳杰,孙永生
AverageWidthsandOptimalRecoveryofMultivariateBesovClasBrpθ(Rd)inLqp(Rd)*)JiangYanjie(蒋艳杰)(DepartmentofMathem... 详细信息
来源: 同方期刊数据库 同方期刊数据库 评论
The Partition of Unity Method for High-Order Finite Volume Schemes Using Radial Basis Functions Reconstruction
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Numerical Mathematics(Theory,Methods and Applications) 2009年 第2期2卷 153-179页
作者: Serena Morigi Fiorella Sgallari Department of Mathematics University of BolognaP.zza Porta San Donato5BolognaItaly CIRAM University of BolognaVia Saragozza8BolognaItaly
This paper introduces the use of partition of unity method for the development of a high order finite volume discretization scheme on unstructured grids for solving diffusion models based on partial differential *** u... 详细信息
来源: 维普期刊数据库 维普期刊数据库 同方期刊数据库 同方期刊数据库 评论
一个卷积类上的Kolmogorov型比较定理
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Northeastern Mathematical Journal 1994年 第1期10卷 47-52页
作者: 陈迪荣
Let G be a Polya frequency density. Set S= {G * h|||h}}∞≤ }.Some properties of the standard function of S are *** comparison theorem of Kolmogorov is established. An applicationof the comparison theorem is given to ... 详细信息
来源: 维普期刊数据库 维普期刊数据库 同方期刊数据库 同方期刊数据库 评论