def METHOD_NAME(
    input,
    phase=0,
    amplitude=1,
    params={
        pnl.ADDITIVE_PARAM: 'phase',
        pnl.MULTIPLICATIVE_PARAM: 'amplitude'
    }
):
    frequency = input[0]
    t = input[1]
    return amplitude * np.sin(2 * np.pi * frequency * t + phase)