##### 拓扑基础 [^1] >[!cite] 学习空间在连续形变下保持不变的性质 - [[拓扑空间]] - [[开集]] | [[闭集]] | [[邻域]] | [[极限点]] | [[内点]] - [[稠密集]] | [[无处稠密集]] - [[分离公理]] | [[可数性公理]] - [[紧致空间]] | [[连通空间]] - [[连续映射]] - [[映射极限]] - [[同胚]] [^1]: _Topology_, James Munkres