搜索结果: 1-2 共查到“数学 TOPOLOGICAL REPRESENTATIONS”相关记录2条 . 查询时间(0.062 秒)
One of the foundations of oriented matroid theory is the topological representation theorem of Folkman and Lawrence [8]. It says that an oriented (simple) matroid can be realized uniquely as an arrang...
Earlier an arbitrary poset $P$ was proved to be isomorphic to the collection of subsets of a space $M$ with two closures which are closed in the first closure and open in the other. As a space $M$ fo...