{"coeffs": [-3.8466026368193903e-07, 0.18192518904141905, 1.7666474216317745, 0.13420705686825887], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-05, "errors": [1.5134302983453723e-07, 65.44574622518522, 48.53013977131472, 0.006499916387764403], "covariance": [[2.2904712679497624e-14, -6.780994248802216e-06, -5.029547566360077e-06, -7.931723925904307e-10], [-6.780994248029754e-06, 4283.145698971346, 3176.091047961628, 0.4084681940070397], [-5.029547565792889e-06, 3176.0910479617837, 2355.174466223343, 0.30292063059848173], [-7.931723925425745e-10, 0.4084681940250839, 0.30292063061179675, 4.224891304792824e-05]]}