{"coeffs": [-8.238180882012021e-07, 7.284357374817882e-05, 0.44994100849900176, 0.13163445008483132], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [1.3273168552445244e-07, 9.582343429398367e-07, 0.0035970268822951854, 0.001947287351730865], "covariance": [[1.7617700342162134e-14, -8.244323514492271e-14, -2.6109846046671306e-10, -2.0949368805134765e-10], [-8.244323514492263e-14, 9.182130559893407e-13, 3.3900704121425872e-09, 1.7234410320067987e-09], [-2.610984604667128e-10, 3.390070412142588e-09, 1.293860239195422e-05, 6.204172887827934e-06], [-2.0949368805134763e-10, 1.7234410320068e-09, 6.204172887827936e-06, 3.7919280302110055e-06]]}