{"coeffs": [-1.3470838776345825e-06, 0.3308026681735227, 2.145996885011066, 0.18680980276478434], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-05, "errors": [5.750593360697803e-07, 77.97539773376424, 44.27958422270851, 0.009500325400870728], "covariance": [[3.306932400010165e-13, -3.657933626362398e-05, -2.077733004474094e-05, -4.972972689944423e-09], [-3.65793362665769e-05, 6080.162651738725, 3452.7178810982155, 0.7185395098142406], [-2.0777330046478592e-05, 3452.7178810980135, 1960.6815789359364, 0.40807751461731645], [-4.972972690150506e-09, 0.7185395097894195, 0.40807751460319186, 9.025618272242954e-05]]}