{"coeffs": [-4.7189381057344673e-07, 6.196947544280882e-05, 0.678670424679039, 0.13573246941853204], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [1.1073672093901634e-06, 0.00010659889849248216, 0.38179271084755134, 0.06826411997670952], "covariance": [[1.2262621364325578e-12, -7.82149415649822e-11, -2.868536734072469e-07, -6.019398004577723e-08], [-7.821494156498222e-11, 1.1363325159810513e-08, 4.0627531576496406e-05, 6.916476047944475e-06], [-2.8685367340724734e-07, 4.062753157649641e-05, 0.14576567405632193, 0.025135542146298744], [-6.019398004577715e-08, 6.916476047944478e-06, 0.025135542146298748, 0.004659990076194591]]}