{"coeffs": [-1.473624754350128e-05, 0.0003405002908458133, 2.029732805246498, 0.6824441589425004], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [8.138358105036517e-05, 0.012406115066037322, 33.62733343054448, 3.9538866822256518], "covariance": [[6.623287264581358e-09, -9.942537038130672e-07, -0.002701340736472603, -0.0003204716236318635], [-9.942537038127377e-07, 0.00015391169103175822, 0.4171414986223373, 0.04887011627531389], [-0.002701340736471784, 0.4171414986223481, 1130.7975536490144, 132.61466603905512], [-0.00032047162363180946, 0.048870116275321666, 132.6146660390728, 15.633219895881371]]}