{"coeffs": [2.2902076579145715e-07, 1.3074286566391464, 1.8912780363096906, 0.12968700493194907], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-06, "errors": [7.145768810210512e-07, 3977.1346119281684, 396.1045644729809, 0.014972904621707245], "covariance": [[5.106201188897735e-13, -0.0019012277314953022, -0.00018936911753890588, -8.478758287443642e-09], [-0.0019012277326907838, 15817599.721397022, 1575361.1646164677, 57.13029598921078], [-0.00018936911765667037, 1575361.1646163377, 156898.82599632986, 5.690093867870763], [-8.478758290154023e-09, 57.13029597604778, 5.6900938665618614, 0.0002241878728107422]]}