Erdős Problem 1028 — qed.bot Claims, announcements and changes recorded against Erdős Problem 1028. https://qed.bot/feeds/s/erdos-1028.xml 2026-01-19T00:00:00Z qed.bot Erdős Problem 1028 — full (Aristotle) urn:qed:3f1a419b2db5 2026-01-19T00:00:00Z Erdős (1963); Erdős and Spencer (1971). Autonomy A1, evidence V1, fidelity F2.