Quantum / CONCEPT
Weighted multicopy designs need not be optimal
Seven qubit states with three copies outperform every minimal weighted design with the maximally mixed state appended.
Closed
DIRECT PREREQUISITES6
DIRECT CONSEQUENCES1
PROOF DEPTH9
DOCUMENT LINKS0
A seven-state qubit counterexample
RELATIONSHIP ATLAS
Every connection, in context.
Direct recorded relationships
Proof dependencyStructural affinityDocument link
Certified topology / UPSTREAM
Prerequisites
- A generic-state counterexample in the kicked Ising chaintruth-dependency · Closed
- A stabilizer measurement beyond every maximally entangled onetruth-dependency · Closed
- Concealment does not determine the adjoint kerneltruth-dependency · Closed
- Finite Reference Channel Distancetruth-dependency · Closed
- Gibbs Variational Identitytruth-dependency · Closed
- The equiprobable pretty-good-measurement comparison of Cha and Lee failstruth-dependency · Closed
Certified topology / DOWNSTREAM
Consequences
RELATED KNOWLEDGE
Structural connections
- A generic-state counterexample in the kicked Ising chainstructural-affinity · Closed
- A stabilizer measurement beyond every maximally entangled onestructural-affinity · Closed
- Completely useless channels and concatenationstructural-affinity · Closed
- Concealment does not determine the adjoint kernelstructural-affinity · Closed
- Finite Reference Channel Distancestructural-affinity · Closed
- Gibbs Variational Identitystructural-affinity · Closed
- In-between states do not always minimize Bayesian transmissivity errorstructural-affinity · Closed
- Optimality of the coefficient in the entanglement-breaking norm inequalitystructural-affinity · Closed
- The equiprobable pretty-good-measurement comparison of Cha and Lee failsstructural-affinity · Closed
Documents & exposition
None recorded in this release.
Other authored & advisory relationships
None recorded in this release.
LIBRARY / RELEASE VERSIONS
Content history
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