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Tag Archives: graph theory
Graphs on groups, 9
We continue to make progress with the graphs on groups project, but this post attempts to step back and look at the whole thing. What use is all this? Once, after I talked at a departmental colloquium at the University … Continue reading
Posted in doing mathematics, exposition, open problems
Tagged graph theory, group theory, number theory, open problems
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Combinatorics Ancient and Modern
Towards the end of 2011, I posted a paper on the arXiv with the title “Aftermath”. A correspondent wondered if this was a Borgesian game, the final chapter to a nonexistent book. Happily, it was not so. Combinatorics Ancient and … Continue reading
Posted in books
Tagged block designs, graph theory, history of mathematics, Latin squares, partitions
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