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» On antimagic directed graphs
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JGT
2010
128views more  JGT 2010»
13 years 3 months ago
On antimagic directed graphs
An antimagic labeling of an undirected graph G with n vertices and m edges is a bijection from the set of edges of G to the integers {1, . . . , m} such that all n vertex sums are...
Dan Hefetz, Torsten Mütze, Justus Schwartz
DM
2006
72views more  DM 2006»
13 years 4 months ago
Sparse anti-magic squares and vertex-magic labelings of bipartite graphs
A sparse anti-magic square is an n
I. D. Gray, Jim A. MacDougall
IPL
2010
160views more  IPL 2010»
13 years 3 months ago
Antimagic labeling and canonical decomposition of graphs
An antimagic labeling of a connected graph with m edges is an injective assignment of labels from {1, . . . , m} to the edges such that the sums of incident labels are distinct at...
Michael D. Barrus
INFORMATICALT
2006
104views more  INFORMATICALT 2006»
13 years 4 months ago
Algorithms for Inner Magic and Inner Antimagic Labelings of Some Planar Graphs
In this work labeling of planar graphs is taken up which involves labeling the p vertices, the q edges and the f internal faces such that the weights of the faces form an arithmeti...
Auparajita Krishnaa, Manohar Singh Dulawat
COMBINATORICS
2006
135views more  COMBINATORICS 2006»
13 years 4 months ago
Drawing a Graph in a Hypercube
A d-dimensional hypercube drawing of a graph represents the vertices by distinct points in {0, 1}d, such that the line-segments representing the edges do not cross. We study lower...
David R. Wood