{"coeffs": [2.7383449263006957e-06, 0.00011319395645978556, 0.6337662589323271, 0.10597618787926529], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [8.460761983283279e-07, 3.895309276572666e-05, 0.06909149306301389, 0.017352743959428114], "covariance": [[7.15844933377716e-13, -1.871450495957348e-11, -3.3259804064447016e-08, -1.0471141520594096e-08], [-1.8714504959573508e-11, 1.5173434360153067e-09, 2.684172994050889e-06, 6.343368645833841e-07], [-3.3259804064447016e-08, 2.684172994050889e-06, 0.004773634413676496, 0.0011403464394338207], [-1.04711415205941e-08, 6.343368645833841e-07, 0.001140346439433821, 0.00030111772292146894]]}