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DOI:
Journal of Software:2006.17(zk):93-102

Wang-Said型广义Ball曲线的降阶
江平,檀结庆
(合肥工业大学应用数学研究所,安徽合肥 230009)
Degree Reduction of Generalized Ball Curves of Wang-Said Type
JIANG Ping,TAN Jie-Qing
()
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Received:March 15, 2006    Revised:September 11, 2006
> 中文摘要: 主要讨论 WSGB 曲线的两种不同的降阶算法,分别为扰动法和最佳一致逼近法,给出了两种方法所得降阶曲线与原曲线的逼近误差与相对逼近误差,并通过实例对两种降阶算法进行了比较.
Abstract:In this paper,the authors discuss the degree reduction of generalized Ball curves of Wang-Said type by perturbation and the best uniform approximation respectively.The approximation error and relative approximation error are given and the two different methods are compared by some examples.
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基金项目:Supported by the National Natural Science Foundation of China under Grant Nos.10171026,60473114 (国家自然科学基金);theResearch Funds for Young Innovation Group,Education Department of Anhui Province of China under Grant No.2005TD03 (安徽省教育厅科技创新团队基金); the Project of Scientific Research for Young University Teachers of Anhui Province of China under Grant No.2005jq1016zd (安徽省高等学校青年教师资助科研计划) Supported by the National Natural Science Foundation of China under Grant Nos.10171026,60473114 (国家自然科学基金);theResearch Funds for Young Innovation Group,Education Department of Anhui Province of China under Grant No.2005TD03 (安徽省教育厅科技创新团队基金); the Project of Scientific Research for Young University Teachers of Anhui Province of China under Grant No.2005jq1016zd (安徽省高等学校青年教师资助科研计划)
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江平,檀结庆.Wang-Said型广义Ball曲线的降阶.软件学报,2006,17(zk):93-102

JIANG Ping,TAN Jie-Qing.Degree Reduction of Generalized Ball Curves of Wang-Said Type.Journal of Software,2006,17(zk):93-102