{"coeffs": [-7.537042442833963e-07, 0.00035931145091632226, 0.7789214344806772, 0.14544440881071485], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [1.890436101082639e-07, 3.106802085456177e-05, 0.019201709761416514, 0.002691903348707538], "covariance": [[3.5737486522765304e-14, -4.2282671203640655e-12, -2.6822659307790965e-09, -4.2872291621597427e-10], [-4.22826712036412e-12, 9.65221919819485e-10, 5.957275324028904e-07, 8.005946578163393e-08], [-2.682265930779121e-09, 5.957275324028896e-07, 0.0003687056577616782, 5.014030731168296e-05], [-4.287229162159766e-10, 8.005946578163344e-08, 5.014030731168272e-05, 7.2463436387828555e-06]]}