{"coeffs": [-7.402941981806713e-06, 0.00010898112730014083, 0.3350425009809025, 0.1871470553734437], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [1.7419756808505052e-06, 3.94430409756835e-06, 0.010399459820011807, 0.011085310100640301], "covariance": [[3.034479272674581e-12, -5.522027724506837e-12, -8.894222381560063e-09, -1.793362214735044e-08], [-5.522027724506823e-12, 1.5557534814094477e-11, 3.71150079252945e-08, 4.1339470132490195e-08], [-8.894222381560013e-09, 3.711500792529445e-08, 0.00010814876454804001, 8.614530600267926e-05], [-1.7933622147350413e-08, 4.133947013249023e-08, 8.614530600267949e-05, 0.0001228841000273579]]}