{"coeffs": [-1.0588273461424119e-06, 4.4497234489992146e-05, 0.4268408738172421, 0.1710366028936753], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [2.949329630618204e-06, 1.4971766516552313e-05, 0.1074879595631675, 0.06784212652609505], "covariance": [[8.698545270042512e-12, -3.3964016461423915e-11, -2.0908125847567234e-07, -1.803194267622618e-07], [-3.3964016461423896e-11, 2.2415379262615697e-10, 1.5816603089351841e-06, 9.591304716375043e-07], [-2.090812584756722e-07, 1.5816603089351841e-06, 0.011553661451053132, 0.006515205379623674], [-1.8031942676226184e-07, 9.591304716375045e-07, 0.006515205379623677, 0.004602554131582689]]}