{"coeffs": [-3.051535048684218e-07, 0.18171705815949019, 2.0157441288456757, 0.17497955750351774], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-06, "errors": [1.3960893408836658e-06, 139.6172261964745, 135.75953441019018, 0.03460114576740925], "covariance": [[1.9490654477289882e-12, -0.00015463550492567966, -0.00015041022645539035, -4.319933708821073e-08], [-0.000154635504924443, 19492.969850797523, 18954.36716430144, 4.675627333180455], [-0.000150410226454361, 18954.367164301577, 18430.651183271613, 4.54703808952333], [-4.319933708817013e-08, 4.675627333197945, 4.547038089540209, 0.0011972392884175029]]}