QuantumChannels / CONCEPT
A stochastic qutrit channel that is not unital
A completely positive trace-preserving qutrit map has the identity vector as a Choi eigenvector with eigenvalue one half, but does not preserve the identity matrix.
Closed
DIRECT PREREQUISITES3
DIRECT CONSEQUENCES0
PROOF DEPTH20
DOCUMENT LINKS0
A nonunital stochastic qutrit channel
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 qudit counterexample to genuine entropic tetrahedrastructural-affinity · Closed
- Four MUBs refute the dimension-eight necessity boundstructural-affinity · Closed
- Li–Jiang polar-pair optimality: an exact finite-noise refutationstructural-affinity · Closed
- Orthogonal reduction for conditional hockey-stick ratiosstructural-affinity · Closed
- Passive memory with a nonclassical Gram matrixstructural-affinity · Closed
- Relative quantumness can increase under a commutativity-preserving channelstructural-affinity · Closed
- Robustness of ancilla-free testersstructural-affinity · Closed
- Subsystem Lanczos positivity failsstructural-affinity · Closed
- The Choi spectrum of unital product-unitary-equivariant mapsstructural-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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