Some properties of polynomial mollifier are presented and the conclusion that polynomial can consistently approximate continuous function is proved.

给出软化子几个性质，并由此证得用一致逼近连续函数结论。

The trackability limitation of current gradient algorithm is discussed.A new algorithm, named variable parameter gradient estimation algorithm with local polynomial approximation is proposed.

本文分析了梯度辨识算法跟踪时变系统缺点，提出了一种新基于局部逼近变参数梯度估计算法。

In this paper, the mathematical model of the reltion between water saturation vapor pressure and saturated temperature is established in the form of monoacidic polynomials.

提出了一元形水蒸气饱和压力与饱和温度关系数学模型，进行了牛肉冻结过计算机模拟，在此基础上进行了牛肉冻结过中干耗量数值计算。

In this correspondence, a new class of sextic residue sequences is constructed and the characteristic polynomial and hence the linear complexity of it are determined.

本文构造了一类新六次剩余序列,给出了该类序列特征和线性复杂度。

According to the nature of two-dimensional biharmonic equations,this paper obtains a polynomial solution of the biharmonic equation for stress function by means of the MATHEMATICA software.

根据二维双调和特点并借助于MATHEMATICA软件,得到了应力函数双调和解答。