{"coeffs": [-1.3357707749769852e-06, 4.17152671956803e-05, 0.381653989327116, 0.15155535758976127], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [3.0026956593987965e-07, 1.0870793843033383e-06, 0.007528808346903896, 0.005805711458238425], "covariance": [[9.016181222972375e-14, -2.3454017368316333e-13, -1.1579794867340219e-09, -1.5242347493802406e-09], [-2.3454017368316333e-13, 1.1817415877773251e-12, 7.808204566589452e-09, 5.8522251656791215e-09], [-1.1579794867340219e-09, 7.808204566589452e-09, 5.6682955124409776e-05, 3.572931151429245e-05], [-1.5242347493802406e-09, 5.852225165679121e-09, 3.572931151429244e-05, 3.3706285536320945e-05]]}