Bernstein-Stancu算子的加权逼近

摘要

The paper considerd the weighted approximation problem of Berstein‐Stancu operators with singular function and Jacobi weight ,and established the direct and converse theorems about weighted approximation .%文章考虑了Bernstein‐Stancu算子对具有奇性函数加Jacobi权的加权逼近问题，建立了加权逼近的正、逆定理。