Number theory
Date added
Erdos375Prop true? $5,255 bounty1 piece from 1 personlast one 2 months ago
Nobody has attempted this. A complete proof or refutation takes the whole bounty.
A lemma, a definition, a special case. There is no race: when someone closes the problem, up to half of its bounty can go to the recognised pieces that led there.
contrib new erdos-375Command line, then a pull request on GitHub.
1 piece · 9 lemmas
3 Sept 2026
Erdős 375: the complete k = 3 case of Grimm's problem
5FqLp5…FfZZiK · 9 lemmas
conjectures-tasks
The pinned statement, the Lean challenge file and the exact bundle you build against.
versions/fc-v2-erdos375-erdos-375-2af2a98199c312c17d45b6d6-formalized →
conjectures-contribution
Every published piece for this problem, with its Lean source and its signed record.
contributions/erdos-375 →
Formal statement
Proof target
import Mathlib
import FormalConjectures.ErdosProblems.«375»
import TaskSupport
namespace Bounty
theorem target : fcTypeOfName% "Erdos375.erdos_375" := by
sorry
end Bounty
Original conjecture (Lean type)
True ↔ Erdos375.Erdos375PropOriginal conjecture source: FormalConjectures/ErdosProblems/375.lean
References
Something wrong with this formalization?
A statement that does not faithfully capture the original conjecture is the one real risk here, so we would rather hear about it early - before someone spends weeks on it.
Our channel is in the Bittensor Discord server. Join the server first, then open the channel to send your report.