base (topology)中文什么意思

基 (拓)

• base:    adj. 1.贱的，劣的；卑下的，低 ...
• topology:    n. 地学志；【数学】拓扑学；拓扑( ...
• base line topology:    基准布局; 基准结构

百科释义

In mathematics, a base (or basis) B for a topological space X with topology T is a collection of open sets in T such that every open set in T can be written as a union of elements of B. We say that the base generates the topology T.