Abstract
One of the lessons Paul Erdös taught us is that probabilistic counting arguments often yield surprisingly strong existence results in combinatorics. This paper illustrates the paradigm on four examples drawn from Erdös's own work. The examples concern the chromatic number of a graph.
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Technical Report SOCS-8218, November 1982.
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Chvátal, V. Probabilistic methods in graph theory. Ann Oper Res 1, 171–182 (1984). https://doi.org/10.1007/BF01874387
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DOI: https://doi.org/10.1007/BF01874387