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arXiv 2002.06558math.MG
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球面分离定理

Spherical Separation Theorem

Huhe Han, Takashi Nishimura

摘要:

在本文中,它表明,对于任何两个非空闭(分别为,open)和$S^n$的球面凸子集$\mathcal{W}_1, \mathcal{W}_2$,交集$\mathcal{W}_1\cap \mathcal{W}_2$为空当且仅当子集$\{P\in S^n\; |\; P\cdot Q>0 \mbox{ for any } Q\in \mathcal{W}_1 \mbox{ and } P\cdot R<0 \mbox{ for any } R\in \mathcal{W}_2\}$为非空,open(分别,闭)和球形凸。

英文摘要:

In this paper, it is shown that for any two non-empty closed (resp., open) and spherical convex subsets $\mathcal{W}_1, \mathcal{W}_2$ of $S^n$, the intersection $\mathcal{W}_1\cap \mathcal{W}_2$ is empty if and only if the subset $\{P\in S^n\; |\; P\cdot Q>0 \mbox{ for any } Q\in \mathcal{W}_1 \mbox{ and } P\cdot R<0 \mbox{ for any } R\in \mathcal{W}_2\}$ is non-empty, open (resp., closed) and spherical convex.

机构、总结、中文摘要均由AI分析而来,可能存在错误,请以论文正文为准。

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