{"coeffs": [-6.388944698251883e-07, 0.24102037298311724, 1.7962176399107574, 0.14528454820906594], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-05, "errors": [6.187697363435103e-07, 99.56239632475, 60.46746062460316, 0.01291705005377921], "covariance": [[3.8287598661461724e-13, -4.433214423189529e-05, -2.6933412153309916e-05, -6.684561583971909e-09], [-4.433214422833649e-05, 9912.67076192659, 6020.28460878613, 1.2375302431669974], [-2.693341215111445e-05, 6020.2846087864455, 3656.313794387934, 0.7516922092976532], [-6.684561583708952e-09, 1.237530243205734, 0.7516922093211439, 0.00016685018209183748]]}