基本图形，如点，线，和三角形，被定义为一个有序的顶点集合。
Graphics primitives, such as points, lines, and triangles, are defined as an ordered set of vertices.
一个图称为点传递图，如果它的全自同构群在它的顶点集合上作用传递。
Firstly, we obtain some equivalent characterization for Cayley graphs of completely simple semigroup which is vertex-transitive.
FlockDB将图存储为一个边的集合，每条边用两个代表顶点的64位整数表示。
It stores graphs as sets of edges between nodes identified by 64-bit integers.
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