D. Li, X. Li, H. Huang, X. Li
Published 2007-01-08, updated 2007-07-31Version 2
We show there are at least 28 distinct true SLOCC entanglement classes for four-qubits by means of SLOCC invariant and semi-invariants and derive the number of the degenerated SLOCC classes for n-qubits.
Comments: 22 pages, no figures, 9 tables, submit the paper to a journal
Journal: Phys. Rev. A 76, 052311 (2007)
SLOCC classification for nine families of four-qubits
The SLOCC invariant and the residual entanglement for n-qubits
SLOCC classification of n qubits invoking the proportional relationships for spectrums and for standard Jordan normal forms
