{"coeffs": [-6.202460554800879e-06, 3.5819131087058916e-05, 0.4548726223258143, 0.3282088868408696], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [1.4821921874167382e-06, 3.7549770700307863e-06, 0.039214379256221024, 0.04052416959688161], "covariance": [[2.1968936804392154e-12, -5.212956990663009e-12, -4.8760020775070425e-08, -5.897672569745983e-08], [-5.212956990662985e-12, 1.4099852796456989e-11, 1.4371772155838538e-07, 1.4968232891521127e-07], [-4.876002077507005e-08, 1.4371772155838504e-07, 0.0015377675404507375, 0.0014681173813321804], [-5.897672569745972e-08, 1.4968232891521164e-07, 0.0014681173813321882, 0.0016422083215168243]]}