{"coeffs": [-8.992226857303649e-07, 0.269315736596682, 1.9144662241464854, 0.15830127225334256], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-05, "errors": [6.09466753573147e-07, 104.05405518936718, 61.567662742623476, 0.012410093555975794], "covariance": [[3.714497237109911e-13, -4.789736625641429e-05, -2.8348593303683784e-05, -6.545113447407645e-09], [-4.789736625810803e-05, 10827.24640135187, 6406.36437325849, 1.245769478656797], [-2.834859330456043e-05, 6406.364373258368, 3790.5770955894272, 0.7371955169349673], [-6.5451134475047086e-09, 1.2457694786417404, 0.7371955169262088, 0.00015401042206807192]]}