搜索结果: 1-1 共查到“几何学 tube categories”相关记录1条 . 查询时间(0.14 秒)
A geometric model of tube categories
A geometric model tube categories
font style='font-size:12px;'>
2010/11/9
We give a geometric model for a tube category in terms of homotopy classes of oriented arcs in an annulus with marked points on its boundary. In particular, we interpret the dimensions of extension gr...