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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.

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1 answer
478 views

Ear decomposition with initial cycle

It is known that a graph is 2-vertex-connected iff it has an (open) ear decomposition, and there is a linear-time algorithm for finding an ear decomposition. I think it is also true that if a graph …
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