Abstract
There is a unique regular two-graph on 276 vertices. This provides a characterization of Conway's group 3. The proof is based on 276 3 × 11 + 35, and uses the ternary Golay code. The paper contains a list of the known strongly regular graphs with the eigenvalue -5.
Original language | English |
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Pages (from-to) | 143-158 |
Number of pages | 16 |
Journal | Discrete Mathematics |
Volume | 12 |
Issue number | 2 |
DOIs | |
Publication status | Published - 1975 |