论文标题
通用覆盖空间,脚注
Universal covering spaces, a footnote
论文作者
论文摘要
我们提供了一个简短的证据,即,对于$ x $,基于$ x $的基于$ x $的基本群,由紧凑型开放式拓扑在路径空间上引起的拓扑,确实是$ x $的通用覆盖空间。
We give a short proof that, for nice $X$, the based fundamental groupoid of $X$ with topology induced by the compact open topology on the space of paths, is indeed the universal covering space of $X$.