abstract var k: Int (source)
K indicates the paths with up to this K number of edges are indexed in the kPathIndex. For example: if K=2, the index contains all paths which have 1 or 2 edges along the path.
k - K indicates the paths with up to this K number of edges are indexed in the kPathIndex.
For example: if K=2, the index contains all paths which have 1 or 2 edges along the path.