AlphaEvolve problems·alphaevolve:51
Erdős–Gyárfás conjecture
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Let $G$ be a finite graph with minimum degree at least $3$. Must $G$ contain a cycle of length $2^k$ for some $k \\geq 2$?
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qed.bot, “Erdős–Gyárfás conjecture”, https://qed.bot/t/alphaevolve-51, as of 30 Sep 2026.