节点文献
Bernstein-Kantorovich算子导数的逼近
Approximation on Derivatives of Bernstein-Kantorovich Operators
【摘要】 给出了Bernstein-Kantorovich算子的导数和光滑模之间的关系及它们的线性组合的逼近等价定理.
【Abstract】 The aim of this paper is to discuss a close connection between derivatives of Bernstein-Kantorovich operator and modulus of Smoothness,and give an equivalent theorem on approximation by their linear combinations.
【关键词】 点态逼近;
光滑模;
Bernstein-Kantorovich算子;
【Key words】 pointwise approximation; modulus of smoothness; Bernstein-Kantorovich operators;
【Key words】 pointwise approximation; modulus of smoothness; Bernstein-Kantorovich operators;
【基金】 国家自然科学基金(10571040)
- 【文献出处】 数学的实践与认识 ,Mathematics in Practice and Theory , 编辑部邮箱 ,2007年11期
- 【分类号】O177.6
- 【下载频次】55