函数逼近论

本文结合参数估计理论和函数逼近论中的一些理论结果，提出了一种开环辨识Hammerstein模型的新方法。

In this paper , a new method for open-loop identification of Hammerstein model is proposed by combining parameter estimation theory with some results in function approximation theory .

有理逼近是函数逼近论中的一个重要研究课题。

Rational function approximation theory approximation is an important research topic .

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 .

球面函数逼近论

Approximation of spherical functions

多元样条是计算数学与函数逼近论领域里重要的工具。

Recently , one found some problems in discrete mathematics , mainly including combinatorics and discrete geometry , can be also investigated using multivariate splines .

对函数逼近论中等距节点和差分理论进行了研究，揭示了差分、差商与导数之间的联系；

Equidistance point and difference theory in theory of function approximation are studied . Meanwhile , the relation among difference , difference quotient and derivate is revealed .

广义囿变函数空间中逼近论的正定理

Direct theorem of Approximation Theory in the Space of Function of Generalized Variation

函数逼近是函数论中的一个重要组成部分，其在数值计算中的作用是十分重要的。

Function approximation is one of the most important parts of the theory of functions which plays a very important role in the numerical computation .