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Showing 1 to 1 of 1 for “"excess of a vertex"”.
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Infinite Planar Graphs
How many equivalence classes of geodesic rays does a graph contain? How many bounded automorphisms does a planar graph have? Neimayer and Watkins studied these two questions and answered them for a certain class of graphs. Using the concept of excess of a vertex, the class of graphs that Neimayer …