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Girard's mixed-unitary rank conjecture for the symmetric Werner-Holevo channel
Let $d$ be a positive integer, and let the symmetric Werner-Holevo channel $WH_+:M_d(\mathbb{C})\to M_d(\mathbb{C})$ be defined by … The mixed-unitary rank of a mixed-unitary chann…
Conjectureopenmixed-unitary-channels quantum-information werner-holevo-channelsarXiv posted 3 days ago

Girard's mixed-unitary rank conjecture for the symmetric Werner-Holevo channel