{"coeffs": [9.189186671850198e-07, 0.34731153911874696, 1.9939986476149516, 0.16805950101751368], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-06, "errors": [2.0408802827875264e-06, 322.30092975892387, 156.92112927026636, 0.03225194136535359], "covariance": [[4.165192328670893e-12, -0.0005120713351515457, -0.0002493846568020544, -5.8138559586054066e-08], [-0.0005120713350928741, 103877.88932346679, 50575.82118345868, 10.047297273762034], [-0.0002493846567735891, 50575.8211834624, 24624.24081145565, 4.892361935912012], [-5.813855958267944e-08, 10.04729727421902, 4.892361936133726, 0.0010401877218342056]]}