线性算子逼近

给出了线性算子逼近球面函数的逼近阶。

The approximation estimates of spherical functions by linder operators are given .

拟局部正线性算子逼近度的渐近表示

An Asymptotic Formula for the Approximation Degree by Quasi-local Positive Linear Operators

有界线性算子逼近问题中算子本质谱孤立点的处理

Isolate Point of Operator Essential Spectrum in the Approximation for Bounded Linear Operator

用线性算子逼近球面函数

Approximation estimates of spherical functions by linear operators

集值函数及向量值函数的两类线性算子逼近

The Approximation of Continuous Convex Set-Valued Functions and Vector-Valued Functions by Linear Operators of Two Classes

讨论了二维Hilbert空间上线性算子正逼近的唯一性；

The uniqueness of positive approximation for linear operators on two-dimensional Hilbert space is discussed in detail .

二元函数空间上线性算子的逼近定理

Approximation Theorems for Linear Operators on Space of Two-Variate Function

线性正算子逼近连续函数的渐进公式

Asymptotic Formula on the Approximation of Continuous Functions by Linear Positive Operators

关于线性正算子逼近的若干结果

Some Results on the Approximation of Functions by the Sequences of Positive Linear Operators

在函数逼近论中，有关正线性算子及逼近定理是一个非常经典的问题。

In approximation theory , approximation by positive linear operators is a very classical problem .

幂级数导生的正线性算子的逼近定理关于算子的最佳逼近问题

Stochastic approximation approach to the power control problem APPROXIMATION THEOREMS ON LINEAR OPERATORS DERIVED FROM POWER SERIES

运用有限振荡核方法提高正线性算子的逼近阶

An Improvement of Approximation Orders of Positive Linear Operators by Using the Method of Finite Oscillatory Kernel

W空间中有界线性算子的最佳逼近及其应用

The best approximating of bounded linear operator in the space W and Application

证得：在Banach空间中，相对紧集上的恒等算子可由一列有限秩连续拟线性投影算子一致逼近。

It is proved that the identity mapping on every precompact set in Banach space can be approximated uniformly by a sequence of finite rank continuous quasilinear projectors .

本文主要讨论Frechet空间上ε－等距线性算子的等距逼近问题，证明了任意有限维Frechet空间之间的等距逼近问题都是肯定的；

Topics on the approximation problem of ε - almost isometric operator by isometric operators in Frechet spaces are present in this paper .

本文研究Ba空间中一致有界正线性算子列的逼近阶，得到了相应的Korovkin量化定理。

In this paper , we study the degree of approximation of uniform bound positive linear operators in Ba spaces , and obtain the quantitative Korovkin ′ s approximation theorem .

一列新的正线性算子的迭代逼近

The Iterative Approximation of a New Sequence of Linear Positive Operators

不适定线性算子方程最佳逼近解的特征

Characteristics of the Best Approximation Solution of Ill-posed Linear Operator Equation

再生核空间的有界线性算子的最佳逼近

Best Approaching of Bounded Linear Operator in Reproducing Kernel Space

一类特殊线性算子的一致逼近

Uniform Approximation for a Special Class of Linear Operators

正线性算子导数的逼近定理

Approximation Theorems for Derivatives of Positive Linear Operators

用线性弱正算子逼近

Approximation by Linear Weak Positive Operators

线性算子的正逼近

Positive approximations on linear operators

两线性算子本性中心的逼近问题

On Approximation of Essential Centers of Two Linear Operators

若干个线性算子的范数同时逼近于其谱半径之可能性

On Finite Systems of Linear Operators Whose Norms May Be Used to Approximate Their Spectral Radii Simultaneously

利用扩展乘数法讨论了线性正算子改造为逼近无界连续函数的渐近估计，给出了具有一般性的渐近公式。

By using multiplier-enlargement , the asymptotic estimation of approximation of unbounded continous functions with positive linear operaters is discussed , with general asymptotic formulae given .

扩展乘数法与无界函数的多项式逼近（Ⅳ）&关于拟局部正线性算子的收敛性拟局部正线性算子逼近度的渐近表示

METHOD OF MULTIPLIER ENLARGEMENT AND APPROXIMATION OF NON BOUNDED FUNCTIONS BY MEANS OF POLYNOMIAL OPERATORS (ⅳ) An Asymptotic Formula for the Approximation Degree by Quasi-local Positive Linear Operators