@misc{ARR-2026-26MRFNJPNM82XVWG-v1,
  author = {Lluis Eriksson},
  title = {{Irreducible Channel Mixing and Exponential Calibration Laws for Matrix-Polynomial and Linear-Phase MIMO FIR Filters}},
  year = {2026},
  howpublished = {AIRR.SCIENCE},
  note = {Archived manuscript; ARR-2026-26MRFNJPNM82XVWG v1. Not peer reviewed by AIRR. Historical import; not assessed by AIRR.},
  url = {https://airr.science/papers/ARR-2026-26MRFNJPNM82XVWG/versions/v1/}
}