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Banach's isometric conjecture

The paper proves the previously unresolved odd-dimensional real cases of Banach's isometric conjecture. Combined with Gromov's earlier theorem for even dimensions and previous results, this completes the conjecture for real Banach spaces.

Exact FrontierDelta

Prior state unknown→proved

Scope and record

Occurred: Aug 13, 2026

Delta type: SOURCE CLAIM

Assumptions: VibeMathed verification: unreviewed. Publication: preprint. AI contribution: ai-co-developed. Editorial metadata: CC BY 4.0; linked content retains its own rights.

Canonical aliases: Banach's isometric conjecture · Banach isometric conjecture

Confidence: Not scored

Registry verification: unreviewed · preprint · resolved

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Attribution

VibeMathed
registry · event recorded by

Xinbao Lu
human · human collaborator

Kaiwen Yang
human · human collaborator

ChatGPT 5.6 Pro
model · ai model contributor · OpenAI

ChatGPT 5.5 Pro
model · ai model contributor · OpenAI

Lineage and corrections

This event attributed to Kaiwen Yang

This event attributed to Xinbao Lu

This event attributed to ChatGPT 5.5 Pro

This event attributed to ChatGPT 5.6 Pro

Banach's isometric conjecture parent of this event

VibeMathed record: Banach's isometric conjecture evidence for this event

Banach's isometric conjecture evidence for this event

The paper proves the previously unresolved odd-dimensional real cases of Banach's isometric conjecture. Combined with Gromov's earlier theorem for even dimensions and previous results, this completes the conjecture for real Banach spaces. parent of this event

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