{"coeffs": [-1.3300889301089478e-06, 0.22427567644811594, 1.9781074668986596, 0.16663030483090724], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-05, "errors": [5.593151501975265e-07, 84.88583099875927, 63.46831422851539, 0.013342616717566083], "covariance": [[3.128334372404816e-13, -3.680816028240524e-05, -2.7528906528486525e-05, -6.573466960776039e-09], [-3.680816028291564e-05, 7205.604304349921, 5387.560072607721, 1.0944219696716098], [-2.752890652880617e-05, 5387.560072607667, 4028.2269110095694, 0.8183845657603549], [-6.5734669608083144e-09, 1.094421969664966, 0.8183845657554036, 0.0001780254208718739]]}