| Article ID: | iaor1996275 |
| Country: | Netherlands |
| Volume: | 56 |
| Issue: | 2/3 |
| Start Page Number: | 323 |
| End Page Number: | 331 |
| Publication Date: | Jan 1995 |
| Journal: | Discrete Applied Mathematics |
| Authors: | Negami Seiya, Kawagoe Kenichi |
The authors reformulate a polynomial invariant of graphs defined by Negami, using the notion of state models, and discuss another polynomial invariant, as a natural extension of Negami’s polynomial, which can distinguish many graphs more finely than the original.