Erdős·erdos:645

Erdős Problem 645

problem formal record: solved source: proved (Lean)no F2 declared

No independent check recorded yet. A formal artifact, declaration or published object is attached, but no rebuild of it is recorded here.

Fidelity F2: The statement corpus cites this proof against its own statement.

number theory, additive combinatorics, ramsey theory, arithmetic progressions·Source

AI activity

GPT-5

2025-10-20·supporting task

Full solution found

full A1 collaborative V1 write-up F2 declared

Reasoning and sources

Secondary contribution: literature search

Aristotle, GPT

2025-11-23·supporting task

Brown and Landman (1999)

full A1 collaborative V1 write-up F2 declared

Reasoning and sources

Secondary contribution: formalization

proof to formalize: Brown and Landman (1999)

F2 declared The statement corpus cites this proof against its own statement.

Computed from what the project declares and what the register holds, never from reading the mathematics. How fidelity is graded.

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Formal statements · 1

FormalConjectures/ErdosProblems/645.lean
1 declarations, 1 unproved goals·research solved

Cited proofs · 1

Also known as · 3

https://www.erdosproblems.com/645
https://github.com/google-deepmind/formal-conjectures/blob/main/FormalConjectures/ErdosProblems/645.lean
FormalConjectures/ErdosProblems/645.lean