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Sandpile groups and spanning trees of directed line graphs.
Lionel Levine
Published in:
J. Comb. Theory, Ser. A (2011)
Keyphrases
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spanning tree
minimum spanning tree
minimum spanning trees
edge disjoint
minimum cost
undirected graph
minimum weight
weighted graph
root node
social networks
line segments
edge weights
k nearest neighbor
depth first search
minimum total cost