{"coeffs": [-2.365950400860922e-08, 1.8261700172147092e-05, 0.6810579516921447, 0.08329008592451308], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [1.8849923902312242e-08, 6.416087120114597e-06, 0.04404186741686629, 0.0053989873811604175], "covariance": [[3.553196311229624e-16, -5.4253054224087566e-14, -3.8639110042026766e-10, -5.866446563628443e-11], [-5.425305422408726e-14, 4.116617393290043e-11, 2.820785832167562e-07, 3.276109816800655e-08], [-3.863911004202661e-10, 2.820785832167563e-07, 0.0019396860855648288, 0.00022871856088366204], [-5.866446563628421e-11, 3.276109816800656e-08, 0.00022871856088366199, 2.914906474192942e-05]]}