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Questions about the branch of combinatorics called graph theory (not to be used for questions concerning the graph of a function). This tag can be further specialized via using it in combination with more specialized tags such as extremal-graph-theory, spectral-graph-theory, algebraic-graph-theory, topological-graph-theory, random-graphs, graph-colorings and several others.

9 votes

What is the chromatic number of the "conic hypergraph" on a non-singular plane cubic?

You mean the six points to be distinct, of course (or not all six points to be the same point). Fixing the analytic identification $(\wp(z),\wp'(z))$ with $T = \mathbb{C}/\mathbb{\Lambda}$, the Abel- …
Vesselin Dimitrov's user avatar