{"coeffs": [-2.0183776141017006e-06, 0.00036465766529431053, 0.807619495917995, 0.1946635851198678], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [2.734652689693899e-06, 0.00023404932428851527, 0.19671631476213722, 0.03347095873152374], "covariance": [[7.478325333250078e-12, -5.311382899959269e-10, -4.5432143611433296e-07, -8.458453187169162e-08], [-5.311382899959265e-10, 5.477908619991058e-08, 4.599539385682341e-05, 7.583137110273472e-06], [-4.54321436114333e-07, 4.5995393856823406e-05, 0.03869730849359625, 0.006434020581988116], [-8.458453187169163e-08, 7.583137110273472e-06, 0.006434020581988116, 0.0011203050784073653]]}