{"coeffs": [-1.277439006503256e-06, 4.031036250561673e-05, 0.3817181570013446, 0.15992684591449377], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [1.3457204234497578e-07, 4.780803976138734e-07, 0.0035182329568269814, 0.002744368258180842], "covariance": [[1.8109634580897958e-14, -4.7759043782964604e-14, -2.5788583234458643e-10, -3.2852265274953986e-10], [-4.7759043782964553e-14, 2.285608665826393e-13, 1.6094990718914197e-09, 1.2245232712488596e-09], [-2.5788583234458607e-10, 1.6094990718914195e-09, 1.2377963138503525e-05, 7.987678683629732e-06], [-3.285226527495397e-10, 1.2245232712488602e-09, 7.987678683629737e-06, 7.531557136510548e-06]]}