What was already known
The cited lower bound was Ω(d), versus an O(d² log²d) value-only upper bound.
What changed and why it matters
Advances the stated target relative to the recorded baseline.
The AI contribution
Kerger explicitly credits GPT 5.6 Sol Pro with solving the mathematical problem, followed by human review and formalization.
Limitations
Deterministic exact-value oracle and accuracy scaling are part of the theorem. This is not a lower bound for every randomized or gradient-based method. AIProofWatch has not compiled the Lean artifact.
Verification evidence
Evidence labels show what supports the claim. Importance rates its impact if correct.
Author claim
The original source reports this scoped result; AIProofWatch reviewed its statement, not the full proof.
Accessible artifact / proof
A research manuscript or proof artifact is publicly accessible; availability is not independent checking.
Correction and publication history
Full source review, 11 October 2026. Historical addition; subscriber alerts disabled.
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