Additivity of the capacity of depolarizing channels

DOI10.1016/S0375-9601(02)00735-1zbMath0996.78002MaRDI QIDQ1605505

Takashi Hashizumé, Akio Fujiwara

Publication date: 17 July 2002

Published in: Physics Letters. A (Search for Journal in Brave)

zbMATH Keywords

tensor productoutput-state eigenvalue majorization relation

Mathematics Subject Classification ID

Electromagnetic theory (general) (78A25)

Related Items (7)

New multiplicativity results for qubit maps ⋮ Simplification of additivity conjecture in quantum information theory ⋮ Conditions for multiplicativity of maximal ℓp-norms of channels for fixed integer p ⋮ Multiplicativity properties of entrywise positive maps ⋮ Comments on Hastings' additivity counterexamples ⋮ Counterexamples to the maximal \(p\)-norm multiplicativity conjecture for all \(p>1\) ⋮ Approximate Unitary n^2/3-Designs Give Rise to Quantum Channels with Super Additive Classical Holevo Capacity

Cites Work

• The capacity of the quantum channel with general signal states
• Operational capacity and pseudoclassicality of a quantum channel
• On the additivity conjecture in quantum information theory

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