ASYMPTOTIC ESTIMATES FOR BEST AND STEPWISE APPROXIMATION OF CONVEX-BODIES .2.

被引:46
作者
GRUBER, PM
机构
关键词
D O I
10.1515/form.1993.5.521
中图分类号
O29 [应用数学];
学科分类号
070104 ;
摘要
We derive an asymptotic formula for the difference of the volumes of a smooth convex body and its inscribed polytopes of maximum volume as the number of vertices tends to infinity. A similar result is proved for circumscribed polytopes. In addition, step-by-step approximation results are presented. The proofs are based on Delone triangulations, resp. Dirichlet - Voronoi tilings and make use of a generalized version of Blaschke's ''Schuttelung''; they are quite involved.
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页码:521 / 538
页数:18
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