Entropy / CONCEPT
A triangle inequality fails for unified-entropy correlations
A two-qubit density matrix violates the unified-entropy correlation triangle inequality at q = 2 and s = -1.
Closed
DIRECT PREREQUISITES4
DIRECT CONSEQUENCES0
PROOF DEPTH6
DOCUMENT LINKS0
A two-qubit counterexample
RELATIONSHIP ATLAS
Every connection, in context.
Direct recorded relationships
Proof dependencyStructural affinityDocument link
Certified topology / UPSTREAM
Prerequisites
Certified topology / DOWNSTREAM
Consequences
None recorded in this release.
RELATED KNOWLEDGE
Structural connections
- A mixed-state KD-real SLD counterexamplestructural-affinity · Closed
- A mixed-state refutation of skew-coherence polygamystructural-affinity · Closed
- Fisher discord conventionsstructural-affinity · Closed
- Partial Trace and Quantum Mutual Informationstructural-affinity · Closed
- Pure-qubit affine geometrystructural-affinity · Closed
- Refutation of the geometric tangle ansatzstructural-affinity · Closed
- Spectral powers and matrix positivitystructural-affinity · Closed
- Temporal Schatten subadditivity is falsestructural-affinity · Closed
- The Pure-State Handshakestructural-affinity · Closed
- Two reduced states of one three-qutrit state both violate the CGLMP inequalitystructural-affinity · Closed
Documents & exposition
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Other authored & advisory relationships
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