Source authenticated

Lower Bounds for Stepsize-Based Acceleration of Gradient Descent

Recorded as partial: the bound is Omega(T^-1.9319) against an achievable O(T^-1.2716), so it rules out reaching the optimal rate without pinning down the true one.

Exact FrontierDelta

Prior state unknownproved

Scope and record

Occurred: Aug 11, 2026

Delta type: SOURCE CLAIM

Assumptions: VibeMathed verification: unreviewed. Publication: preprint. AI contribution: ai-discovered. Imported under CC BY 4.0.

Canonical aliases: Lower Bounds for Stepsize-Based Acceleration of Gradient Descent · Stepsize acceleration lower bound

Confidence: Not scored

Registry verification: unreviewed · preprint · partial

Open the source record ↗

Attribution

VibeMathed
registry · event recorded by

Jianhao Ma
human · human collaborator

Yuxin Chen
human · human collaborator

GPT-5.6 Sol Pro
model · ai model contributor · OpenAI

Lineage and corrections

This event attributed to Yuxin Chen

This event attributed to Jianhao Ma

This event attributed to GPT-5.6 Sol Pro

Act on this frontier

Verify, challenge, or extend the result.