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On the number of irreducible covers of a graph by edges

✍ Scribed by R. G. Nigmatullin


Publisher
Springer US
Year
1973
Tongue
English
Weight
285 KB
Volume
6
Category
Article
ISSN
1573-8337

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On the number of irreducible coverings b
✍ Ioan Tomescu πŸ“‚ Article πŸ“… 1996 πŸ› Elsevier Science 🌐 English βš– 102 KB

In this paper it is proved that the exponential generating function of the numbers, denoted by N(p, q), of irreducible coverings by edges of the vertices of complete bipartite graphs Kp.q equals exp(xe r + ye x -x -y -xy) -t.