qiskit/providers/basicaer/basicaertools.py
def single_gate_matrix(gate, params=None):
    """Get the matrix for a single qubit.

    Args:
        gate(str): the single qubit gate name
        params(list): the operation parameters op['params']
    Returns:
        array: A numpy array representing the matrix
    """

    # Converting sym to floats improves the performance of the simulator 10x.
    # This a is a probable a FIXME since it might show bugs in the simulator.
    (theta, phi, lam) = map(float, single_gate_params(gate, params))

    return np.array([[np.cos(theta / 2),
                      -np.exp(1j * lam) * np.sin(theta / 2)],
                     [np.exp(1j * phi) * np.sin(theta / 2),
                      np.exp(1j * phi + 1j * lam) * np.cos(theta / 2)]])
def single_gate_matrix(gate, params=None):
    """Get the matrix for a single qubit.

    Args:
        gate(str): the single qubit gate name
        params(list): the operation parameters op['params']
    Returns:
        array: A numpy array representing the matrix
    """

    # Converting sym to floats improves the performance of the simulator 10x.
    # This a is a probable a FIXME since it might show bugs in the simulator.
    (theta, phi, lam) = map(float, single_gate_params(gate, params))

    return np.array([[np.cos(theta / 2),
                      -np.exp(1j * lam) * np.sin(theta / 2)],
                     [np.exp(1j * phi) * np.sin(theta / 2),
                      np.exp(1j * phi + 1j * lam) * np.cos(theta / 2)]])
def single_gate_matrix ( gate , params = None ) : # Converting sym to floats improves the performance of the simulator 10x. # This a is a probable a FIXME since it might show bugs in the simulator. ( theta , phi , lam ) = map ( float , single_gate_params ( gate , params ) ) return np . array ( [ [ np . cos ( theta / 2 ) , - np . exp ( 1j * lam ) * np . sin ( theta / 2 ) ] , [ np . exp ( 1j * phi ) * np . sin ( theta / 2 ) , np . exp ( 1j * phi + 1j * lam ) * np . cos ( theta / 2 ) ] ] )
Get the matrix for a single qubit.

    Args:
        gate(str): the single qubit gate name
        params(list): the operation parameters op['params']
    Returns:
        array: A numpy array representing the matrix
Get the matrix for a single qubit .