{"coeffs": [-1.8386041312161244e-06, 7.317323597602236e-05, 0.44465012321559655, 0.14608939340176236], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [5.886854896222425e-07, 3.859272073960255e-06, 0.015271400697724005, 0.008550890089451466], "covariance": [[3.4655060569177937e-13, -1.5903209853733703e-12, -5.4007044036390975e-09, -4.287112818837436e-09], [-1.59032098537337e-12, 1.489398094084949e-11, 5.804133917387963e-08, 3.076763391258377e-08], [-5.400704403639097e-09, 5.8041339173879614e-08, 0.00023321567927044523, 0.00011656155794815415], [-4.287112818837435e-09, 3.076763391258377e-08, 0.00011656155794815417, 7.31177213218793e-05]]}