{"coeffs": [-4.942297384225209e-08, 0.2781417875819311, 2.1447086108792175, 0.15877709957781433], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-06, "errors": [1.6365800405970178e-07, 483.6913416549681, 276.9887760469951, 0.013424633731498459], "covariance": [[2.6783942292805362e-14, -5.9882116610916304e-05, -3.429467301557201e-05, -1.903279161040144e-09], [-5.9882116607038993e-05, 233957.31399198304, 133977.0717058945, 6.264947601973099], [-3.4294673013030316e-05, 133977.0717058962, 76722.78205601241, 3.5877797176706276], [-1.9032791609757253e-09, 6.2649476021546775, 3.587779717775016, 0.00018022079082488624]]}