Abstract
In this paper, we show that for given positive integer C, there are only finitely many distance-regular graphs with valency k at least three, diameter D at least six and k2/k≤C. This extends a conjecture of Bannai and Ito.
Original language | English |
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Pages (from-to) | 733-741 |
Number of pages | 9 |
Journal | Journal of Combinatorial Theory. Series B |
Volume | 103 |
Issue number | 6 |
DOIs | |
State | Published - Nov 2013 |
Keywords
- Bannai-Ito conjecture
- Distance-regular graphs