{"coeffs": [-2.853466745234823e-06, 0.1144064739638637, 2.8464688313100726, 0.2846693017236241], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-06, "errors": [3.028168759628522e-06, 116.17847076754404, 289.9744495727922, 0.10494129453259184], "covariance": [[9.169806036790142e-12, -0.00032225043932396577, -0.0008044831530082768, -3.081139791689168e-07], [-0.0003222504393190255, 13497.437069885085, 33688.78375563575, 11.981904367274522], [-0.0008044831529945323, 33688.78375563641, 84085.18140504381, 29.90896447976562], [-3.081139791664037e-07, 11.98190436736085, 29.90896447998062, 0.01101267529817619]]}