{"coeffs": [-1.870963415905636e-06, 0.00017353137476656526, 0.7085123703641426, 0.17057322895200064], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [3.538675223933024e-07, 1.6646627887627714e-05, 0.027669280421533483, 0.006171288854931889], "covariance": [[1.2522222340477436e-13, -4.62680282613781e-12, -7.792928016650235e-09, -1.9574695227138863e-09], [-4.626802826137857e-12, 2.7711022002914476e-10, 4.60036501675351e-07, 9.869339357394818e-08], [-7.792928016650306e-09, 4.600365016753507e-07, 0.0007655890790454562, 0.0001656332057641597], [-1.957469522713896e-09, 9.869339357394776e-08, 0.00016563320576415907, 3.808480613100654e-05]]}