{"coeffs": [-2.0687305391271237e-06, 5.8064680916095926e-05, 0.37256026120062435, 0.15616656379201307], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [2.75303843852188e-07, 9.109376484160474e-07, 0.004552122466026395, 0.0037037216309622066], "covariance": [[7.57922064397899e-14, -1.836250519321452e-13, -6.364840405606927e-10, -9.01860430539629e-10], [-1.836250519321454e-13, 8.298073993017584e-13, 3.928509752775331e-09, 3.1359817143778064e-09], [-6.364840405606945e-10, 3.928509752775333e-09, 2.0721818945702224e-05, 1.3584607568517636e-05], [-9.018604305396298e-10, 3.135981714377805e-09, 1.358460756851762e-05, 1.371755391965735e-05]]}