Erdős Problem 42: Maximal Sidon Sets and Disjoint Difference Sets

Erdős Problem 42: Maximal Sidon Sets and Disjoint Difference Sets — qed.bot Claims, announcements and changes recorded against Erdős Problem 42: Maximal Sidon Sets and Disjoint Difference Sets. https://qed.bot/feeds/s/erdos-42.xml 2026-05-10T00:00:00Z qed.bot Erdős Problem 42: Maximal Sidon Sets and Disjoint Difference Sets — full (Codex, GPT-5.5 Pro) urn:qed:f755f10d743c 2026-05-10T00:00:00Z

GPT-5.5 Pro (2026). Autonomy A1, evidence V1, fidelity F2.

Erdős Problem 42: Maximal Sidon Sets and Disjoint Difference Sets — full (GPT-5.5 Pro) urn:qed:d59a532b1928 2026-04-27T00:00:00Z

Full solution. Autonomy A1, evidence V1, fidelity F2.

Erdős Problem 42: Maximal Sidon Sets and Disjoint Difference Sets — partial (Codex, GPT-5.2, GPT-5.2 Pro) urn:qed:547eaf35c114 2026-01-19T00:00:00Z

Partial result (Lean). Autonomy A3, evidence V2, fidelity F2.