{"coeffs": [-1.0866386598551366e-06, 7.286712802671914e-05, 0.3920388395840706, 0.12127708475918245], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [3.0732569377515075e-07, 1.272513297774392e-06, 0.004602693146753902, 0.0033082461086039903], "covariance": [[9.444908205437774e-14, -2.367296433320296e-13, -5.452320663684641e-10, -8.028110684302305e-10], [-2.367296433320297e-13, 1.6192900930126585e-12, 5.54143904891318e-09, 3.791456126477837e-09], [-5.452320663684638e-10, 5.541439048913179e-09, 2.1184784203175337e-05, 1.2012712234246864e-05], [-8.028110684302307e-10, 3.791456126477837e-09, 1.2012712234246867e-05, 1.0944492315093446e-05]]}