{"coeffs": [-5.312906664178476e-07, 0.00016238833760935903, 0.8125097431558704, 0.15459373930443335], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [1.1185572387161176e-07, 2.2419640102723403e-05, 0.03166637166284549, 0.004037823989253011], "covariance": [[1.2511702962842256e-14, -1.8706418517114796e-12, -2.7098258540266568e-09, -3.8962895409871344e-10], [-1.8706418517114775e-12, 5.026402623356435e-10, 7.09058381906578e-07, 8.691237997303455e-08], [-2.7098258540266568e-09, 7.090583819065779e-07, 0.0010027590942894638, 0.00012428833562671464], [-3.896289540987117e-10, 8.691237997303454e-08, 0.00012428833562671464, 1.63040225681871e-05]]}