{"coeffs": [-3.4892958951400906e-06, 6.3035536171269e-05, 0.48458668229310176, 0.20368976720272292], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [7.042275433692824e-07, 3.3029038050254727e-06, 0.017873656809664122, 0.011605889795761156], "covariance": [[4.959364328399345e-13, -1.9671454661698526e-12, -9.607729521355617e-09, -7.712781649777874e-09], [-1.9671454661698514e-12, 1.0909173545251745e-11, 5.834129607586592e-08, 3.687265568768766e-08], [-9.607729521355614e-09, 5.834129607586592e-08, 0.00031946760774965267, 0.00019114497204234386], [-7.712781649777876e-09, 3.687265568768767e-08, 0.00019114497204234386, 0.00013469667795135295]]}