{"coeffs": [-8.29967311927168e-06, 0.00018464492512061225, 1.0900511908091748, 0.38713787757070556], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [2.737134748544199e-06, 0.00013958390134678452, 0.439950224109858, 0.08402141315279821], "covariance": [[7.491906631688117e-12, -3.6437103079544484e-10, -1.1551972810613192e-06, -2.2678976074176108e-07], [-3.6437103079542204e-10, 1.9483665515188874e-08, 6.139372719067585e-05, 1.1600945288621365e-05], [-1.15519728106125e-06, 6.139372719067618e-05, 0.19355619969431428, 0.03667332000519031], [-2.267897607417545e-07, 1.1600945288621753e-05, 0.036673320005191336, 0.0070595978681932126]]}