{"coeffs": [-7.21499662660983e-06, 0.00019196984130672633, 0.607396920032961, 0.23586990997102023], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [1.88056910947726e-06, 2.7418370656626818e-05, 0.05809015652481357, 0.02042292932177097], "covariance": [[3.536540175520095e-12, -4.4798225281975996e-11, -9.418246021428097e-08, -3.651595427079763e-08], [-4.479822528197568e-11, 7.517670494641745e-10, 1.5914052547970253e-06, 5.435781762031459e-07], [-9.418246021428033e-08, 1.5914052547970247e-06, 0.0033744662850773407, 0.0011513799960697943], [-3.651595427079749e-08, 5.435781762031473e-07, 0.0011513799960697973, 0.0004170960420820524]]}