{"coeffs": [-7.354847501240732e-07, 0.3361978570001653, 1.8096345853302447, 0.14242127088030349], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-05, "errors": [3.759295372320004e-07, 103.74988046711282, 44.20230880222893, 0.007261661772871869], "covariance": [[1.4132301696346597e-13, -2.7730652173077733e-05, -1.1817786676193633e-05, -2.2632613537096957e-09], [-2.773065216918348e-05, 10764.037696940197, 4585.983928146716, 0.724569477798667], [-1.1817786674426524e-05, 4585.983928147063, 1953.8441034476048, 0.30873365602199704], [-2.2632613535441686e-09, 0.724569477839941, 0.3087336560396054, 5.273173170358861e-05]]}