Genuine Four Tangle for Four Qubit States
Quantum Physics
2015-02-25 v1
Abstract
We report a four qubit polynomial invariant that quantifies genuine four-body correlations. The four qubit invariants are obtained from transformation properties of three qubit invariants under a local unitary on the fourth qubit.
Cite
@article{arxiv.1309.2713,
title = {Genuine Four Tangle for Four Qubit States},
author = {S. Shelly Sharma and N. K. Sharma},
journal= {arXiv preprint arXiv:1309.2713},
year = {2015}
}
Comments
03 pages, This short communication is a contribution to the proceedings of QCMC 2012 held in Vienna, Austria, July 30th to August 3rd 2012