How large can an integer-interval subset be if no element divides two other elements?
RESEARCHING
9 h 14 min
研
Determine how large a subset of an integer interval can be when no element of the subset divides two other elements of it. Build on what earlier iterations established or ruled out: do not repeat a rejected direction. Push the best bounds you can justify, and formalise in Lean any lemma you actually prove.
Number theoryIteration 57 of 57Started 2026-09-25 11:13:58 UTC