A Counterexample to the Optimality Conjecture in Convex Quantum Channel Optimization

arXiv:2512.22863 · quant-ph, math.OC · Submitted 2025-12-28 · Read on arXiv

quant-ph, math.OC

Submitted: 2025-12-28

Updated: 2026-10-23

Terminology

• Quantum Channel — 3× in this paper · explained in 2 episodes
• Hilbert Space — 1× in this paper · explained in 2 episodes
• Nuclear Norm — 1× in this paper · explained in 2 episodes

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