{"coeffs": [-7.608851574410294e-07, 0.27361208506629364, 1.9025929540520192, 0.15654805021117305], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-05, "errors": [3.093845823507083e-07, 55.401027782797456, 31.868604183401917, 0.006295798718351431], "covariance": [[9.571881979632222e-14, -1.2869026846670078e-05, -7.40485500937407e-06, -1.6786493989168678e-09], [-1.2869026846562906e-05, 3069.2738793902954, 1765.5532637368146, 0.3363768880916867], [-7.404855009275202e-06, 1765.5532637368283, 1015.6079325983421, 0.19351840864637285], [-1.6786493989118753e-09, 0.33637688809326294, 0.19351840864729603, 3.963708150199552e-05]]}