| 加Jacobi权的广义Bernstein算子的同时逼近正定理 |
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| 引用本文： | 张婷,吕佳,马雪峰.加Jacobi权的广义Bernstein算子的同时逼近正定理[J].西南民族学院学报(自然科学版),2009,35(4):730-736. |
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| 作者姓名： | 张婷 吕佳 马雪峰 |
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| 作者单位： | 延安大学数学计算机学院,陕西延安,716000 |
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| 基金项目： | 宁夏大学科研基金，延安大学科研基金 |
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| 摘 要： | 本文使用Jacobi权函数，引入新的加权光滑模ωφ^λ（f，t）ω，给出了广义Bernstein算子加Jacobi权的同时逼近的点态估计的正定理，
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| 关 键 词： | 广义Bernstein算子 权函数 同时逼近 |
Direct theorem on the simultaneous approximation of generalized Bernstein operators with Jacobi weights |
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| ZHANG Ting,LU Jia,MA Xue-feng.Direct theorem on the simultaneous approximation of generalized Bernstein operators with Jacobi weights[J].Journal of Southwest Nationalities College(Natural Science Edition),2009,35(4):730-736. |
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| Authors: | ZHANG Ting LU Jia MA Xue-feng |
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| Institution: | (School of Mathematics and Computer Science, Yan＇an Univercity, Yan＇an 716000, P.R. C.) |
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| Abstract: | In this paper, a new kind of weighted modulus smooehness is used to get the simultaneous approximation with Jacobi weights of generalized Bernstein operators, and direct theorems ofpointwise approximation are given. |
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| Keywords: | generalized Bernstein operator weighted function simultaneous approximation |
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