{"coeffs": [-6.372610757031229e-07, 0.00011694747042032825, 0.4610635772237487, 0.11561147445402434], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [4.946411373028504e-07, 2.5573174255330807e-06, 0.005495672249378453, 0.0035358927677221637], "covariance": [[2.4466985471225733e-13, -7.700453876342738e-13, -1.1994352407175153e-09, -1.3747339086114002e-09], [-7.70045387634274e-13, 6.539872414935144e-12, 1.3554950779647695e-08, 8.209944810670477e-09], [-1.199435240717514e-09, 1.3554950779647695e-08, 3.0202413472588422e-05, 1.6159081971755578e-05], [-1.3747339086114002e-09, 8.209944810670477e-09, 1.6159081971755578e-05, 1.2502537664829905e-05]]}