English

Unbounded length minimal synchronizing words for quantum channels over qutrits

Discrete Mathematics 2026-03-03 v1 Formal Languages and Automata Theory Mathematical Physics math.MP

Abstract

Grudka, Karczewski, Kurzynski, Stempin, W\'ojcik and Wojcik (2025) constructed quantum channels with synchronizing words of length 3 for qutrits. We extend their result to arbitrarily long minimal synchronizing words, providing a contrast to \v{C}ern\'y's conjecture for finite automata.

Cite

@article{arxiv.2603.00861,
  title  = {Unbounded length minimal synchronizing words for quantum channels over qutrits},
  author = {Bjørn Kjos-Hanssen and Swarnalakshmi Lakshmanan},
  journal= {arXiv preprint arXiv:2603.00861},
  year   = {2026}
}

Comments

Quantum Communication, Networking and Computation (QCNC) 2026

R2 v1 2026-07-01T10:57:34.713Z