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Showing 2015 · math.COShow all
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math.CO2015★ 1 cited
Improved upper bounds for the order of some classes of Abelian Cayley and circulant graphs of diameter two
Robert R. Lewis
In the degree-diameter problem for Abelian Cayley and circulant graphs of diameter 2 and arbitrary degree d there is a wide gap between the best lower and upper bounds valid for al…
math.CO2015
On the full automorphism group of a Hamiltonian cycle system of odd order
Marco Buratti, Graham J. Lovegrove, Tommaso Traetta
It is shown that a necessary condition for an abstract group G to be the full automorphism group of a Hamiltonian cycle system is that G has odd order or it is either binary, or th…