{"coeffs": [-1.2076984969645729e-08, 3.6427280139299916e-05, 0.7066677260094374, 0.08649375148725072], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [3.046765928864881e-08, 1.600104133737094e-05, 0.05440195489763698, 0.005550768206855854], "covariance": [[9.28278262529188e-16, -2.2625044275032474e-13, -7.988490829500162e-10, -1.001632007060067e-10], [-2.2625044275033133e-13, 2.5603332388025364e-10, 8.691652904848987e-07, 8.416526247695632e-08], [-7.988490829500423e-10, 8.691652904848968e-07, 0.0029595726966845284, 0.0002907474312049612], [-1.0016320070600798e-10, 8.416526247695524e-08, 0.0002907474312049582, 3.0811027686241754e-05]]}