摘要
引入Bernstein-Durrmeyer-Bézier算子,研究了其在Lp(1≤p≤∞)空间的逼近并利用Ditzian-Totik模得到了逼近正定理.
Bernstein-Durrmeyer-Bézier operators is introduced and its approximation in space Lp (1≤p≤∞)is studied. With Ditzian-Totik modulus the direct approximation theorem is obtained. The method and resuits are normal.
出处
《河北师范大学学报(自然科学版)》
CAS
北大核心
2007年第4期427-429,共3页
Journal of Hebei Normal University:Natural Science
基金
河北省自然科学基金(A2004000137)