{"coeffs": [-5.1281981105553215e-08, 0.13671425624639846, 1.631216642758518, 0.0984531696169983], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [1.876120449657438e-07, 7585.844414894639, 5483.511063889329, 0.08594276864329953], "covariance": [[3.519827941622827e-14, -0.0007411747117673488, -0.0005357915887544021, -1.0447920341634538e-08], [-0.0007411747105852444, 57545035.48698819, 41597061.72569679, 622.2402178455018], [-0.0005357915879501236, 41597061.725700036, 30068893.587796684, 449.8002317030344], [-1.0447920334069584e-08, 622.2402181481986, 449.80023192156153, 0.007386159482075708]]}