Physics, Artificial Intelligence, Quantum Theory, Quantum Physics, Quantum Computing.
representation of a quantum channel, with the input state represented by a density matrix \(\rho\), and the Kraus operators represented by \(K_i\). The output state \(\rho’\) is given by: \[ \rho’ = \sum_i K_i \rho K_i^\dagger \] where \(K_i^\dagger\) is the conjugate transpose of \(K_i\), and the