{"coeffs": [-8.8098168839969e-07, 0.002410122690914722, 1.071160896026567, 0.1368600205679715], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [1.9610748657780245e-07, 0.002375136990488211, 0.1502798170268202, 0.0034002036728197206], "covariance": [[3.8458146291862966e-14, -3.229104746044321e-10, -2.0734344311421225e-08, -5.43180914996567e-10], [-3.229104746044351e-10, 5.641275723585396e-06, 0.00035685399563318676, 7.753258399836063e-06], [-2.0734344311421575e-08, 0.00035685399563318676, 0.02258402340561456, 0.0004934771361434001], [-5.43180914996564e-10, 7.753258399836063e-06, 0.0004934771361434001, 1.1561385016656716e-05]]}