Abstract
An approach to find an elementary construction of Ramanujan graphs was discussed. The constructions were based on deep results concerning certain number-theoretic conjectures by Ramanujan. Therefore, such graphs are called Ramanujan. It was found that every graph G of maximal degree d has a signing s with spectral radius.
Original language | English |
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Pages (from-to) | 911-912 |
Number of pages | 2 |
Journal | Combinatorics Probability and Computing |
Volume | 13 |
Issue number | 6 |
DOIs | |
State | Published - Nov 2004 |