本文获得了一类关于度量加单形的体积和外接超球半径的几何不等式，作为其应用，给出了一些重要的推论。
Some geometric inequalities on metric addition simplex which volume and radius of circumscribed sphere are obtained. As its application, some important corollaries are given.
本文讨论了关于度量时间相干性的问题。
In this article, we deal with some problems on the measurement of temporal coherence.
定义了双曲空间上的度量平均的概念，得到了关于度量平均的几个不等式。
The definition of metric averaging in hyperbolic space is given a few inequalities of metric averaging are obtained.
其中第一章是关于度量空间中的图定向自相似集合，第二章是关于动力系统中平衡态测度的重分形分析。
The first chapter is about graph-directed self-similar sets in complete metric spaces, and the second chapter is about multifractal analysis of equilibrium measures in dynamical systems.
其中第一章是关于度量空间中的图定向自相似集合，第二章是关于动力系统中平衡态测度的重分形分析。
The first chapter is about graph-directed self-similar sets in complete metric spaces, and the second chapter is about multifractal analysis of equilibrium measures in dynamical systems.
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