1) weighted approximation
加权逼近
1.
Direct and converse theorems for weighted approximation of Bernstein-Durrmeyer polynomials in B_α spaces;
B_α空间中Bernstein-Durrmeyer多项式加权逼近的正逆定理
2.
The best polynomial approximation and degree of weighted approximation of multivariate Bernstein operators;
最佳多项式逼近与多元Bernstein算子的加权逼近阶
3.
A characterization of weighted approximation for Meyer-Knig-Zeller operators;
Meyer-Knig-Zeller算子加权逼近下的特征刻画
2) weighted Lp-approximation
加权Lp-逼近
4) random weighting approximation
随机加权逼近
1.
The asymptotic expansion for the distribution of a U - statistic is considered under assumptions that the samples are independently but not identically distributed, and its Edge-worth expansion is proved to hold with remainder o ( n -1/2 ) under comparatively general conditions while a random weighting approximation to the distribution of interest with accuracy of o (n -1/2) is constructed.
探讨了独立样本情形下U-统计量的分布的渐近展开,在较一般的条件下证明其Edgeworth展开的余项之误差可达到o（N-1/2）,并构造精度为o（n-1/2）的随机加权逼近。
5) weighing accelerate approximate by bit
加速度加权逐位逼近
6) weighted best-approximate problem
加权最佳逼近问题
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参考词条