几类集值周期函数的广义三角多项式逼近
Approximation of some classes of set-valued periodic functions by generalized trigonometric polynomials
摘要:
本文将以卷积形式表示的2π-周期函数类的三角多项式的最佳逼近、最佳线性逼近和最佳单边逼近的某些已知结果推广到集值函数的情形
英文摘要:
Generalizations of some known results on the best, best linear and best one-sided approxima- tions by trigonometric polynomials of the classes of 2π- periodic functions presented in the form of convolutions to the case of set-valued functions are obtained
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