共 3 条
- [1] Cheney E.W., 1982, INTRO APPROXIMATION, V2nd ed.
- [2] Rice J. R., 1964, APPROXIMATION FUNCTI, V1
- [3] Singer I., 1970, BEST APPROXIMATION N
L(P) (1-LESS-THAN-OR-EQUAL-TO-P-LESS-THAN-OR-EQUAL-TO-INFINITY) APPROXIMATION BY AN N-DIMENSIONAL SUBSPACE ON A SET OF N+1 POINTS
被引：0
作者：
SHI, YG
[1
]
机构：
[1] ACAD SINICA,CTR COMP,BEIJING 100080,PEOPLES R CHINA
关键词：
D O I：
10.1016/S0252-9602(18)30078-X
中图分类号：
O1 [数学];
学科分类号：
0701 ;
070101 ;
摘要：
Some new characterizations and immediate explicit expressions of best L(p)(l less-than-or-equal-to p less-than-or-equal-to infinity) approximation and their deviations by an n-dimensional subspace on a set of n + 1 points are given.
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页码：430 / 436
页数：7
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