oriented incidence matrix造句

例句与造句

1. The integral cycle space of a graph is equal to the null space of its oriented incidence matrix, viewed as a matrix over the integers or field.
2. The " oriented incidence matrix " of an undirected graph is the incidence matrix, in the sense of directed graphs, of any orientation of the graph.
3. The oriented incidence matrix is unique up to negation of any of the columns, since negating the entries of a column corresponds to reversing the orientation of an edge.
4. It's difficult to find oriented incidence matrix in a sentence. 用oriented incidence matrix造句挺难的