论文标题

通过双曲线log-convex密度猜想,在$ h^m _ {\ mathbb {c}} $中接近等级问题

Approaching the isoperimetric problem in $H^m_{\mathbb{C}}$ via the hyperbolic log-convex density conjecture

论文作者

Silini, Lauro

论文摘要

我们证明,以某个基点为中心的地理球是在实际双曲线空间中等二的,$ h _ {\ mathbb r}^n $在体积和周长上具有光滑,径向,严格的log-convex密度。这是G. R. Chambers对$ \ Mathbb r^n $的log-convex密度的结果的类似物。作为一种应用,我们证明,在任何等级中,一个非紧缩类型的对称空间,在一类享受合适的径向对称性概念的集合中,测地球是等等的。

We prove that geodesic balls centered at some base point are isoperimetric in the real hyperbolic space $H_{\mathbb R}^n$ endowed with a smooth, radial, strictly log-convex density on the volume and perimeter. This is an analogue of the result by G. R. Chambers for log-convex densities on $\mathbb R^n$. As an application we prove that in any rank one symmetric space of non-compact type, geodesic balls are isoperimetric in a class of sets enjoying a suitable notion of radial symmetry.

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