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math.CO2007
On types of growth for graph-different permutations
János Körner, Gábor Simonyi, Blerina Sinaimeri
We consider an infinite graph G whose vertex set is the set of natural numbers and adjacency depends solely on the difference between vertices. We study the largest cardinality of…
math.CO2007
Graph-different permutations
János Körner, Claudia Malvenuto, Gábor Simonyi
We strengthen and put in a broader perspective previous results of the first two authors on colliding permutations. The key to the present approach is a new non-asymptotic invarian…