{"coeffs": [-8.44799336188616e-09, 0.3255872149519719, 1.8131559487880768, 0.14615328227648555], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-05, "errors": [4.934961229879883e-07, 90.4746384480192, 40.86380548266857, 0.008162667790948472], "covariance": [[2.435384234041757e-13, -3.224321342631474e-05, -1.4567576991128109e-05, -3.377537313116858e-09], [-3.2243213424892176e-05, 8185.660202299794, 3697.1376620265496, 0.7107673392678433], [-1.4567576990530597e-05, 3697.1376620266446, 1669.8505985253735, 0.32106555760247146], [-3.3775373130509826e-09, 0.7107673392795655, 0.32106555760772554, 6.66291454653876e-05]]}