Additivity of minimal entropy output for a class of covariant channels
Abstract
Additivity of minimal entropy output is proven for the class of quantum channels $\Lambda_t (A):=t A^{T}+(1-t)\tau (A)$ in the parameter range $-2/(d^2-2)\le t \le 1/(d+1)$.
- Publication:
-
arXiv e-prints
- Pub Date:
- October 2004
- DOI:
- 10.48550/arXiv.quant-ph/0410195
- arXiv:
- arXiv:quant-ph/0410195
- Bibcode:
- 2004quant.ph.10195F
- Keywords:
-
- Quantum Physics
- E-Print:
- 10 pages