Tetravalent s-transitive graphs of order 2pq
Presented by Mohsen GHASEMI
Type: Oral presentation
Track: Group Actions
Let s be a positive integer. A graph is s-transitive if its automorphism group is transitive on s-arcs but not on (s+1)-arcs. In this article a complete classification of tetravalent s-transitive graphs of order twice a product of two primes is given.