{"coeffs": [-2.1180397702658612e-07, 2.1046079929752322e-05, 0.6542144446968706, 0.1625470098147533], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [6.173789724948874e-08, 2.9479719504716606e-06, 0.03906406824537509, 0.00885946696365723], "covariance": [[3.81156795678843e-15, -1.3551233580880006e-13, -1.8194405613627533e-09, -4.74083684400009e-10], [-1.355123358087987e-13, 8.690538620767686e-12, 1.149898369289575e-07, 2.4957962291238417e-08], [-1.8194405613627367e-09, 1.149898369289575e-07, 0.0015260014278793226, 0.00033430885153603034], [-4.740836844000071e-10, 2.4957962291238497e-08, 0.00033430885153603137, 7.849015488013387e-05]]}