Erdős Problem #593
Which finite triple systems occur in every triple system of uncountable chromatic number? The claimed characterization: exactly those that, after removing isolated vertices, are linear, have every hyperedge-node of their Levi graph meeting a bridge, and have every Berge cycle even.
Exact FrontierDelta
Scope and record
Occurred: Jul 23, 2026
Delta type: SOURCE CLAIM
Assumptions: VibeMathed verification: lean-verified. Publication: announcement. AI contribution: ai-discovered. Imported under CC BY 4.0.
Canonical aliases: Erdős Problem #593 · Erdős #593 · Problem 593
Confidence: Not scored
Registry verification: lean verified · announcement · candidate
Attribution
VibeMathed
registry · event recorded by
ChatGPT + Aristotle
model · ai model contributor · OpenAI / Harmonic
Lineage and corrections
This event attributed to ChatGPT + Aristotle