Zhejiang Daxue xuebao. Lixue ban (Sep 2010)

Equivalent theorems on simultaneous approximation by combinations of Bernstein-Kantorovich operators(Bernstein-Kantorovich算子线性组合同时逼近的等价定理)

  • CHENGLi(程丽)

DOI
https://doi.org/10.3785/j.issn.1008-9497.2010.05.002
Journal volume & issue
Vol. 37, no. 5
pp. 493 – 496

Abstract

Read online

利用r阶Ditzian-Totik光滑模(0≤λ≤1)给出了关于Bernstein-Kantorovich算子线性组合同时逼近的等价定理；同时研究了Bernstein-Kantorovich算子的高阶导数与所逼近函数高阶导数的光滑性之间的关系.

Keywords