{"coeffs": [-1.209521002988514e-06, 1.1709190921952899e-05, 0.27470578439110427, 0.20056571844046064], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [1.4935719173395191e-07, 2.0752407348223846e-07, 0.004505454044793439, 0.006997058628258318], "covariance": [[2.2307570722652476e-14, -2.5620031666254483e-14, -1.0558354620595598e-10, -9.858517035708485e-10], [-2.5620031666254483e-14, 4.306624107466151e-14, 6.309792553925909e-10, 1.3774167374785404e-09], [-1.0558354620595606e-10, 6.30979255392591e-10, 2.0299116149745556e-05, 1.389668635984219e-05], [-9.858517035708485e-10, 1.3774167374785406e-09, 1.389668635984219e-05, 4.895882944728417e-05]]}