{"coeffs": [-1.031262349775465e-07, 0.08864882849568452, 1.2722093132345413, 0.07476736827001226], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-05, "errors": [2.6306052291329585e-08, 26.74259733223417, 22.659807388720594, 0.0024166428095285806], "covariance": [[6.920083871541664e-16, -3.1100823795373823e-07, -2.636000839325413e-07, -3.557500508065353e-11], [-3.110082379877758e-07, 715.1665120740181, 605.9820815363944, 0.061760661388777796], [-2.6360008396085473e-07, 605.982081536377, 513.4668708939165, 0.052336110635757785], [-3.557500508289773e-11, 0.06176066138680778, 0.05233611063409561, 5.840162468846191e-06]]}