{"coeffs": [-9.67021933775523e-08, 0.09160852390500032, 1.4054634123974143, 0.09200043140142714], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-05, "errors": [5.8596426501222655e-08, 35.45181991509852, 35.80503269580498, 0.004608936066100393], "covariance": [[3.4335411987131888e-15, -1.0741275917030408e-06, -1.0851632885622878e-06, -1.7368508763046836e-10], [-1.074127591761953e-06, 1256.831535292576, 1269.3535025149288, 0.15603978081742453], [-1.085163288623325e-06, 1269.3535025149044, 1282.0003663476637, 0.15761050494058182], [-1.736850876354321e-10, 0.15603978081461242, 0.15761050493774956, 2.1242291661400964e-05]]}