{"coeffs": [-1.414665956688759e-06, 7.276757540567084e-05, 0.45491355544477297, 0.15244625728805564], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [3.125726156534097e-07, 2.9014156209928257e-06, 0.011700179003197418, 0.005430073388457198], "covariance": [[9.770164005641418e-14, -6.740624430025548e-13, -2.5306360083718183e-09, -1.4897008898138244e-09], [-6.74062443002557e-13, 8.418212605741185e-12, 3.373982609113125e-08, 1.4887177362082653e-08], [-2.5306360083718303e-09, 3.3739826091131256e-08, 0.00013689418870686172, 5.9016039783429154e-05], [-1.4897008898138277e-09, 1.4887177362082631e-08, 5.901603978342904e-05, 2.9485697004031036e-05]]}