{"coeffs": [-1.8414766308839015e-06, 0.0002239561941157729, 0.7768056191956892, 0.1567355239802983], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [2.7027638369218984e-07, 3.3959361785488535e-05, 0.03678955675638824, 0.0056366162021127], "covariance": [[7.304932358172782e-14, -6.899570794182037e-12, -7.651780332555207e-09, -1.3229229622199898e-09], [-6.899570794182166e-12, 1.1532382528776992e-09, 1.2476929920053714e-06, 1.836821829418879e-07], [-7.651780332555345e-09, 1.24769299200537e-06, 0.0013534714863315115, 0.0002014632395584222], [-1.3229229622200032e-09, 1.8368218294188654e-07, 0.00020146323955842093, 3.17714422099194e-05]]}