Assertion: graph's cycle | /r/CapableOf | form a basis of the cycle space
Facets:
Source sentences:
text: A cycle basis of the graph is a set of simple cycles that forms a basis of the cycle space.
text: A cycle basis of a graph is a set of simple cycles that form a basis of the cycle space (every even-degree subgraph can be formed in exactly one way as a symmetric difference of some of these cycles).