{"coeffs": [-5.612965905865098e-06, 9.622287671198098e-05, 0.5139118006728286, 0.20426765906702213], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [2.151839531354029e-06, 1.908386267835857e-05, 0.07091786612261482, 0.03243485187962425], "covariance": [[4.630413368697928e-12, -3.408883415839831e-11, -1.216011916325726e-07, -6.50634316622155e-08], [-3.408883415839828e-11, 3.6419381472644713e-10, 1.349075256457078e-06, 5.950713973799503e-07], [-1.2160119163257237e-07, 1.3490752564570778e-06, 0.005029343735385119, 0.0021848311706200775], [-6.506343166221541e-08, 5.950713973799505e-07, 0.0021848311706200783, 0.0010520196164531645]]}