{"coeffs": [-8.144362450688569e-08, 0.2737692574441286, 1.521077033080495, 0.10804609514636693], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-05, "errors": [3.6872592878098496e-07, 131.12807289240172, 52.128456529252325, 0.008285923450168153], "covariance": [[1.359588105554e-13, -2.8328511693404408e-05, -1.1265478748954036e-05, -2.1810276795064774e-09], [-2.832851169720381e-05, 17194.571500475016, 6835.5035245385, 1.0389493758393322], [-1.1265478750471265e-05, 6835.503524538091, 2717.3759801221495, 0.41307171560144607], [-2.1810276796516737e-09, 1.0389493757906139, 0.41307171558209854, 6.865652742204652e-05]]}