{"coeffs": [2.5526795751794652e-08, 0.06636060152692648, 1.3858045001054666, 0.07666862371252521], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-07, "errors": [2.8190338572014936e-08, 942.2099296542991, 1096.4942098927868, 0.020577399461092973], "covariance": [[7.946951888048331e-16, -1.1442286581630068e-05, -1.331673322222318e-05, -3.1773173184157763e-10], [-1.1442286598329184e-05, 887759.5515391593, 1033127.7305960314, 18.516106730091998], [-1.33167332413469e-05, 1033127.7305959503, 1202299.5523284066, 21.548459828976664], [-3.1773173207462156e-10, 18.51610672237526, 21.548459819998307, 0.0004234293685813894]]}