{"coeffs": [-1.879874310304607e-06, 7.187011201769139e-05, 0.3890799045058216, 0.15066853799486932], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [2.275687584740361e-07, 8.821187718405876e-07, 0.0035705866046615528, 0.0026474721234730275], "covariance": [[5.178753983341418e-14, -1.436702698302769e-13, -4.2727293339289897e-10, -5.249402308155384e-10], [-1.4367026983027696e-13, 7.781335276335466e-13, 3.022719789855466e-09, 2.1664722601396657e-09], [-4.2727293339289923e-10, 3.022719789855466e-09, 1.2749088701388515e-05, 7.840095290093176e-06], [-5.249402308155385e-10, 2.1664722601396645e-09, 7.840095290093171e-06, 7.00910864456678e-06]]}