{"coeffs": [-5.744102165311716e-07, 0.00010872608600973093, 0.6906075796803057, 0.1472032382003062], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [1.2805626355712075e-07, 6.9951679674446e-06, 0.016211376765992595, 0.0035183870692063785], "covariance": [[1.639840663621077e-14, -6.498960456829152e-13, -1.5291678217088627e-09, -3.835130568464207e-10], [-6.498960456829173e-13, 4.893237489276301e-11, 1.1322465636369299e-07, 2.3483262123520436e-08], [-1.5291678217088638e-09, 1.1322465636369298e-07, 0.00026280873664896455, 5.506356660857075e-05], [-3.8351305684642064e-10, 2.3483262123520406e-08, 5.50635666085707e-05, 1.237904756875865e-05]]}