Isoperimetric characterization of upper curvature bounds
Isoperimetric characterization of upper curvature bounds
复制标题
曲率上限的等周表征
DOI:
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发表时间:
2016
期刊:
影响因子:
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通讯作者:
S. Wenger
中科院分区:
文献类型:
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作者:
A. Lytchak;S. Wenger
We prove that a proper geodesic metric space has non-positive curvature in the sense of Alexandrov if and only if it satisfies the Euclidean isoperimetric inequality for curves. Our result extends to non-geodesic spaces and non-zero curvature bounds.