{"coeffs": [-1.7597660069340173e-06, 4.38427141594632e-05, 0.3644706286113759, 0.15799616525093213], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [2.1872313792867227e-07, 6.71906516677954e-07, 0.0044205368093734295, 0.0037641392413514437], "covariance": [[4.783981106536499e-14, -1.0837607003163792e-13, -4.763599550764321e-10, -7.3183833332668e-10], [-1.083760700316378e-13, 4.5145836715430165e-13, 2.7902164520754268e-09, 2.3515614501973836e-09], [-4.763599550764312e-10, 2.790216452075426e-09, 1.9541145683025422e-05, 1.3159052077393828e-05], [-7.318383333266794e-10, 2.3515614501973845e-09, 1.3159052077393842e-05, 1.4168744228281823e-05]]}