Du, Q., On o-polynomials and a class of chromatically unique graphs, Discrete Mathematics 115 (1993) 153-165. Let cr(G)=C:,,aicr '-' be the u-polynomial of a graph G. We ask the question: When k and a, are given, what is the largest possible value of ai(O < i < k) for any graph G? In this paper, thi
On a general class of graph polynomials
β Scribed by E.J Farrell
- Publisher
- Elsevier Science
- Year
- 1979
- Tongue
- English
- Weight
- 697 KB
- Volume
- 26
- Category
- Article
- ISSN
- 0095-8956
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π SIMILAR VOLUMES
## dedicated to professor w. t. tutte on the occasion of his eightieth birtday It is known that the chromatic number of a graph G=(V, E) with V= [1, 2, ..., n] exceeds k iff the graph polynomial f G => ij # E, i<j (x i &x j ) lies in certain ideals. We describe a short proof of this result, using
The idea of u t i Z i z i n g the connectivity properties of a graph as measures of i t s vulnerability has been welZ docwnented. graph t h e o r e t i c concepts and the b a s i c resuZts of t h i s theory are r e v i m e d here. are defined and compared. SpecificaZZy a class of graphs called teZe