{"coeffs": [-1.1305015099044532e-06, 0.24952551653336943, 1.9429088949884592, 0.16181204067443533], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-05, "errors": [4.0164271415031795e-07, 66.63942867076773, 43.4589409543512, 0.008822348850474818], "covariance": [[1.6131686983003403e-13, -2.044777651579738e-05, -1.333882885137195e-05, -3.090443540750579e-09], [-2.0447776515503434e-05, 4440.813453566339, 2896.078724599262, 0.5675671153008267], [-1.33388288512168e-05, 2896.078724599288, 1888.6795488737841, 0.3701824086324069], [-3.0904435407256822e-09, 0.5675671153040014, 0.3701824086344663, 7.783383923947434e-05]]}