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DM
2002
114views more  DM 2002»
14 years 9 months ago
C4-saturated bipartite graphs
Let H be a graph. A graph G is said to be H-free if it contains no subgraph isomorphic to H. A graph G is said to be an H-saturated subgraph of a graph K if G is an H-free subgrap...
Darryn E. Bryant, Hung-Lin Fu
DM
2002
155views more  DM 2002»
14 years 9 months ago
Balanced nested designs and balanced arrays
Balanced nested designs are closely related to other combinatorial structures such as balanced arrays and balanced n-ary designs. In particular, the existence of symmetric balance...
Ryoh Fuji-Hara, Sanpei Kageyama, Shinya Kuriki, Yi...
DM
2002
114views more  DM 2002»
14 years 9 months ago
Existence of resolvable group divisible designs with block size four I
It is proved in this paper that for m 0; 2; 6; 10 (mod 12) there exists a resolvable group divisible design of order v, block size 4 and group size m if and only v 0 (mod 4), v ...
Hao Shen, Jiaying Shen
DM
2002
107views more  DM 2002»
14 years 9 months ago
Edge clique graphs and some classes of chordal graphs
The edge clique graph of a graph G is one having as vertices the edges of G, two vertices being adjacent if the corresponding edges of G belong to a common clique. We describe cha...
Márcia R. Cerioli, Jayme Luiz Szwarcfiter
DM
2002
105views more  DM 2002»
14 years 9 months ago
Research problems
This paper provides an overview of methods and systems developed for record linkage. Modern record linkage begins with the pioneering work of Newcombe and is especially based on t...