{"coeffs": [-2.1118675908468644e-06, 0.009707338191345604, 2.4869244622313245, 0.30752586226133305], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-05, "errors": [6.61080109145154e-07, 0.6863969037520236, 22.15459281669619, 0.04747654006200251], "covariance": [[4.3702691070736874e-13, -4.2090949757863023e-07, -1.3596584035011245e-05, -3.059918971504531e-08], [-4.209094975785811e-07, 0.4711407094803647, 15.206808114253858, 0.03209011549917887], [-1.3596584035008804e-05, 15.206808114253858, 490.8259828736065, 1.036155911631927], [-3.0599189715049933e-08, 0.03209011549917887, 1.036155911631927, 0.00225402185625893]]}