LOPEZ VELAZQUEZ, GUSTAVO; PADILLA MONTES, LUIS GUSTAVO; Ávila Aoki, Manuel; RUEDA PAZ, JUVENAL
(Scientific Research Publishing, 2017-03-15)
Through the study of factorization conditions made up of two, three and four qubits, we propose an analytical expression which can caracterize states in terms of coefficients of the wave function and density matrix elements