Lluis Eriksson (2026). Sharp determinant bounds for amplified antisymmetric channels and a noise law for noncommutative rank. AIRR.SCIENCE, ARR-2026-6FWR12DH3F8QBA5C, v1. https://airr.science/papers/ARR-2026-6FWR12DH3F8QBA5C/versions/v1/ Research preprint; ARR-2026-6FWR12DH3F8QBA5C v1. Not peer reviewed by AIRR. Working paper; not admitted to the AIRR accepted collection.