| 变形L非线性逼近 |
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| 引用本文： | 陈迪荣,吴运恢.变形L非线性逼近[J].北京师范大学学报(自然科学版),1990(4):6-13. |
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| 作者姓名： | 陈迪荣 吴运恢 |
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| 作者单位： | 北京师范大学数学系，武汉交通政治管理干部学院 |
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| 摘 要： | 给出 L 变可解族的概念及若干性质,证明了最佳逼近元具有交错性,得到了广义有理逼近与具约束有理逼近的强唯一性定理.
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| 关 键 词： | L变可解族 最佳逼近元 强唯一性 |
NONLINEAR APPROXIMATION IN VARIATION OF L |
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| Chen Dirong.NONLINEAR APPROXIMATION IN VARIATION OF L[J].Journal of Beijing Normal University(Natural Science),1990(4):6-13. |
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| Authors: | Chen Dirong |
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| Abstract: | The concept of L varisolvent family is introduced,some pro- perties of it are given.Alternation theorems of best approximation and strong uniqueness theorems are proved. |
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| Keywords: | L varisolvent family elemen of best approximation strong uniqueness theorem alternation theorem |
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