{"coeffs": [-4.784500260135621e-07, 3.2744481130523196e-05, 0.5753236672276952, 0.1818410403405747], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [5.15005337201291e-08, 9.16416486012495e-07, 0.009291310945938755, 0.0031187346589222203], "covariance": [[2.652304973458155e-15, -3.728735357796126e-14, -3.736000059895382e-10, -1.4522494644756056e-10], [-3.728735357796134e-14, 8.398191758354896e-13, 8.500722462771413e-09, 2.736292134811212e-09], [-3.7360000598953916e-10, 8.500722462771415e-09, 8.632845909412131e-05, 2.7791617706206313e-05], [-1.452249464475608e-10, 2.7362921348112117e-09, 2.7791617706206306e-05, 9.726505872762699e-06]]}