{"coeffs": [-6.473274932350998e-06, 8.768819190674556e-05, 0.2789587026638032, 0.17248683048602312], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [7.911175210706223e-07, 1.1634390102432317e-06, 0.003488293800401987, 0.004799583429367957], "covariance": [[6.258669321449265e-13, -7.128960959766213e-13, -3.1458497987197035e-10, -3.493532857274694e-09], [-7.128960959766207e-13, 1.3535903305557506e-12, 2.8317156239306474e-09, 5.1975269956315155e-09], [-3.145849798719666e-10, 2.831715623930643e-09, 1.2168193637922936e-05, 7.369984725792114e-06], [-3.4935328572746925e-09, 5.197526995631517e-09, 7.369984725792136e-06, 2.3036001095463477e-05]]}