{"coeffs": [7.645146092931114e-08, 0.26581816597853486, 1.4532153527797345, 0.09927867592815737], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-05, "errors": [2.8343996965224845e-07, 120.66537188597776, 45.374045851322165, 0.00678398773056764], "covariance": [[8.033821639646753e-14, -1.8767818010965054e-05, -7.0596837010109695e-06, -1.300494754890157e-09], [-1.8767818009215755e-05, 14560.131972381312, 5475.075733756964, 0.7820617704174604], [-7.059683700390845e-06, 5475.07573375716, 2058.804036917886, 0.29411421846878855], [-1.3004947548228859e-09, 0.782061770440558, 0.2941142184774826, 4.602248952849229e-05]]}