{"coeffs": [1.2461060679790185e-08, 0.16796999499250487, 1.2682686629762898, 0.06590241815778367], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-06, "errors": [4.6912315207315676e-08, 480.3763072366841, 189.28369699359902, 0.006654612714252867], "covariance": [[2.2007653181105418e-15, -9.12984300659609e-06, -3.597830279408988e-06, -1.6088967132065687e-10], [-9.129843000445756e-06, 230761.39655435312, 90927.40292185191, 3.0598442859880324], [-3.5978302768610067e-06, 90927.40292185769, 35828.31794756461, 1.20571357936177], [-1.6088967126588805e-10, 3.059844286568855, 1.2057135795913025, 4.4283870376695903e-05]]}