{"coeffs": [8.83327820750675e-09, 0.021978641233189506, 1.5659864383404247, 0.022172357485660578], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [3.7100508638555426e-08, 6131.568723764119, 6163.606165530649, 0.08356308962983386], "covariance": [[1.3764477412395258e-15, -4.004355615727776e-05, -4.0254596106272604e-05, -7.024218480941504e-10], [-4.004355604418219e-05, 37596135.01424234, 37792574.763464846, 495.12991688573794], [-4.0254595990928814e-05, 37792574.76346831, 37990040.96376743, 497.72194626589663], [-7.024218468764037e-10, 495.129917207504, 497.7219465898139, 0.006982789948483646]]}