Physics – Quantum Physics
Scientific paper
2009-12-22
Phys. Rev. A 82, 012340 (2010)
Physics
Quantum Physics
5 pages, No figures
Scientific paper
10.1103/PhysRevA.82.012340
An expression for four-tangle is obtained by examining the negativity fonts
present in a four-way partial transpose under local unitary operations. An
alternate derivation of three tangle is also given.
Sharma Naresh K.
Sharma Shelly S.
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