Quantum / CONCEPT
Two signal probes force a qubit chord and a QFI bound
Two globally exact signal probes force a pure-ended qubit chord, an endpoint overlap bound, and a pointwise spectral QFI lower bound on the original program curve.
Closed
DIRECT PREREQUISITES1
DIRECT CONSEQUENCES5
PROOF DEPTH6
DOCUMENT LINKS1
The determinant in Bloch coordinates
RELATIONSHIP ATLAS
Every connection, in context.
Direct recorded relationships
Proof dependencyStructural affinityDocument link
Certified topology / UPSTREAM
Prerequisites
Certified topology / DOWNSTREAM
Consequences
- Broadcasting channels need have neither extremumtruth-dependency · Closed
- QubitChordFamilytruth-dependency · Closed
- Root Fidelity and Binary Preparationtruth-dependency · Closed
- The optimal coherence created by qubit measurementstruth-dependency · Closed
- The steering-ellipsoid CHSH boundtruth-dependency · Closed
RELATED KNOWLEDGE
Structural connections
- Actual pure-qubit cost infimumstructural-affinity · Closed
- Actual pure-qubit upper familystructural-affinity · Closed
- Broadcasting channels need have neither extremumstructural-affinity · Closed
- Commuting Qubit Midpoint Contractionstructural-affinity · Closed
- Finite Memory History Capacitystructural-affinity · Closed
- Fisher information and the qubit rank alternativestructural-affinity · Closed
- QubitChordFamilystructural-affinity · Closed
- Root Fidelity and Binary Preparationstructural-affinity · Closed
- The open quantum walk hitting-time formula is falsestructural-affinity · Closed
- The optimal coherence created by qubit measurementsstructural-affinity · Closed
- The quantum coherence fraction can increase under incoherent operationsstructural-affinity · Closed
- The steering-ellipsoid CHSH boundstructural-affinity · Closed
Documents & exposition
Other authored & advisory relationships
None recorded in this release.
LIBRARY / RELEASE VERSIONS
Content history
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