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math.CO2014
Equimorphy -- The Case of Chains
C. Laflamme, M. Pouzet, R. Woodrow
Two structures are said to be equimorphic if each embeds in the other. Such structures cannot be expected to be isomorphic, and in this paper we investigate the special case of lin…
math.CO2012
Overgroups of the Automorphism Group of the Rado Graph
Peter Cameron, Claude Laflamme, Maurice Pouzet +2
We are interested in overgroups of the automorphism group of the Rado graph. One class of such overgroups is completely understood; this is the class of reducts. In this article we…