{"coeffs": [-1.7312785781939469e-06, 6.765431331103331e-05, 0.374354450487217, 0.15054179721714261], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [1.622038271052647e-07, 5.51666938974456e-07, 0.0023525687158298856, 0.0018810944504246948], "covariance": [[2.63100815275946e-14, -6.403784285651237e-14, -1.8688094301832364e-10, -2.665627304989451e-10], [-6.403784285651235e-14, 3.043364115574462e-13, 1.2289252137612297e-09, 9.603313511860897e-10], [-1.868809430183234e-10, 1.2289252137612295e-09, 5.534579562701477e-06, 3.549382333613965e-06], [-2.6656273049894497e-10, 9.603313511860897e-10, 3.5493823336139664e-06, 3.5385163314185848e-06]]}