Source authenticated

Purdy's Inequality for Hyperplane Arrangements

the refined form for essential arrangements in projective three-space

Exact FrontierDelta

Prior state unknown→disproved

Scope and record

Occurred: Jul 9, 2026

Delta type: SOURCE CLAIM

Assumptions: VibeMathed verification: site-confirmed. Publication: preprint. AI contribution: ai-assisted. Editorial metadata: CC BY 4.0; linked content retains its own rights.

Canonical aliases: Purdy's Inequality for Hyperplane Arrangements · Purdy's inequality

Confidence: Not scored

Registry verification: site confirmed · preprint · resolved

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Attribution

VibeMathed
registry · event recorded by

Mateusz Michalek
human · human collaborator

Piotr Pokora
human · human collaborator

ChatGPT
model · ai model contributor · OpenAI

Lineage and corrections

This event attributed to Piotr Pokora

This event attributed to Mateusz Michalek

This event attributed to ChatGPT

Purdy's Inequality for Hyperplane Arrangements evidence for this event

Purdy's Inequality for Hyperplane Arrangements parent of this event

the refined form for essential arrangements in projective three-space parent of this event

VibeMathed record: Purdy's Inequality for Hyperplane Arrangements evidence for this event

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Purdy's Inequality for Hyperplane Arrangements — Mathematical Frontier Network