{"coeffs": [-3.630432723338123e-06, 8.26307281554676e-05, 0.5121664911701843, 0.19463343181551204], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [1.0789090700938896e-06, 1.0032031926408237e-05, 0.04238298427180636, 0.019062221765928037], "covariance": [[1.1640447815308616e-12, -8.81798889953159e-12, -3.5690186657190924e-08, -1.8987423648102994e-08], [-8.817988899531519e-12, 1.0064166457247414e-10, 4.237467790571901e-07, 1.8329759285555175e-07], [-3.56901866571906e-08, 4.2374677905718985e-07, 0.001796317355784185, 0.0007653527716362285], [-1.898742364810291e-08, 1.8329759285555239e-07, 0.0007653527716362315, 0.00036336829865342066]]}