{"coeffs": [-2.9805041168548394e-06, 0.007363047466990625, 2.246580341591262, 0.29745606263539004], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-05, "errors": [8.10542339604892e-07, 0.26365085396208343, 10.95096409124772, 0.04178852899835118], "covariance": [[6.56978884292172e-13, -1.9720131335321265e-07, -8.202165012361282e-06, -3.294933514042831e-08], [-1.9720131335456912e-07, 0.06951177279493585, 2.8872126667793774, 0.010840155496273152], [-8.20216501241737e-06, 2.8872126667791984, 119.923614527797, 0.4505436472687495], [-3.294933514054149e-08, 0.010840155496238832, 0.45054364726735197, 0.0017462811558460372]]}