{"coeffs": [-8.637593467180361e-07, 5.905138252977255e-05, 0.4355450763585155, 0.12227527335413677], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [3.0236370658023267e-07, 1.920264179358557e-06, 0.008492614842232519, 0.0049407434447627935], "covariance": [[9.142381105693704e-14, -3.53917207006627e-13, -1.2310917444228328e-09, -1.1677492726547693e-09], [-3.539172070066275e-13, 3.687414518527591e-12, 1.59086728365417e-08, 8.66401610304891e-09], [-1.231091744422834e-09, 1.59086728365417e-08, 7.212450685850808e-05, 3.609956086292373e-05], [-1.1677492726547699e-09, 8.664016103048906e-09, 3.6099560862923725e-05, 2.4410945786966517e-05]]}