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A note concerning the theory of descriptions

✍ Scribed by Henryk Lewandowski; Roman Suszko


Publisher
Springer Netherlands
Year
1968
Tongue
English
Weight
261 KB
Volume
22
Category
Article
ISSN
0039-3215

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A note concerning the chromatic index of
✍ A. J. W. Hilton; Bill Jackson πŸ“‚ Article πŸ“… 1987 πŸ› John Wiley and Sons 🌐 English βš– 214 KB

We improve an upper bound for the chromatic index of a multigraph due to Andersen and Gol'dberg. As a corollary w e deduce that if no t w o edges of multiplicity at least t w o in G are adjacent, then ,y'(G) s A ( G ) + 1. In addition w e generalize results concerning the structure of critical graph