{"coeffs": [-7.553619534525185e-07, 6.358605171117909e-05, 0.7014841056127418, 0.16061110444270457], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [1.4292655884309962e-07, 7.2163336076914265e-06, 0.03084460342189852, 0.006774042899156598], "covariance": [[2.0428001222730022e-14, -7.861035050310889e-13, -3.4081551235524902e-09, -8.514769911741472e-10], [-7.861035050310903e-13, 5.2075470737496765e-11, 2.222826756980128e-07, 4.6831620207134466e-08], [-3.408155123552487e-09, 2.2228267569801274e-07, 0.000951389560254194, 0.00020228871714137042], [-8.514769911741483e-10, 4.6831620207134466e-08, 0.00020228871714137044, 4.5887657199613926e-05]]}