Python qptの例

コード例 #1

ファイル: test_qpt.py プロジェクト: JonathanUlm/qutip

def test_qpt_snot():
    "quantum process tomography for snot gate"

    U_psi = snot()
    U_rho = spre(U_psi) * spost(U_psi.dag())
    N = 1
    op_basis = [[qeye(2), sigmax(), 1j * sigmay(), sigmaz()] for i in range(N)]
    # op_label = [["i", "x", "y", "z"] for i in range(N)]
    chi1 = qpt(U_rho, op_basis)

    chi2 = np.zeros((2 ** (2 * N), 2 ** (2 * N)), dtype=complex)
    chi2[1, 1] = chi2[1, 3] = chi2[3, 1] = chi2[3, 3] = 0.5

    assert_(norm(chi2 - chi1) < 1e-8)

コード例 #2

ファイル: test_qpt.py プロジェクト: yipk2/qutip

def test_qpt_snot():
    "quantum process tomography for snot gate"

    U_psi = snot()
    U_rho = spre(U_psi) * spost(U_psi.dag())
    N = 1
    op_basis = [[qeye(2), sigmax(), 1j * sigmay(), sigmaz()] for i in range(N)]
    # op_label = [["i", "x", "y", "z"] for i in range(N)]
    chi1 = qpt(U_rho, op_basis)

    chi2 = np.zeros((2**(2 * N), 2**(2 * N)), dtype=complex)
    chi2[1, 1] = chi2[1, 3] = chi2[3, 1] = chi2[3, 3] = 0.5

    assert_(norm(chi2 - chi1) < 1e-8)