2 papers
math.CO2014
On Coupon Colorings of Graphs
Bob Chen, Jeong Han Kim, Michael Tait +1
Let be a graph with no isolated vertices. A {\em -coupon coloring} of is an assignment of colors from to the vertices of such that the neigh…
math.CO2014
On sets of integers with restrictions on their products
Michael Tait, Jacques Verstraete
A {\em product-injective labeling} of a graph is an injection such that for any distinct edges . Let b…