Corrections policy and log

How to report a possible error

Email contact@fermion.company with the product title, official problem number, the disputed step, and your proposed correction. Do not attach or paste a full official question unless you have permission to share it.

Review path

• The report is reproduced against the current content version.
• The mathematical claim is re-derived independently.
• Confirmed material errors receive a new version and a dated public note.
• Wording improvements that do not change the result may be grouped into a maintenance release.

Current correction log

No material correction is logged as of 28 July 2026. Each guide records its own public-sample review dates on the canonical product page.