Ryan Williams explains what a false ETH means for 3SAT

rrwilliams · x · 2026-10-27

Responding to a layperson's question, Ryan Williams explains the Exponential Time Hypothesis: ETH claims 3SAT cannot be solved in 1.000...01^n time for any number of zeroes. The claim under discussion asserts ETH is false, giving a genuinely sub-exponential algorithm for 3SAT — surprisingly faster than brute-force 2^n search.

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