{"coeffs": [-7.334615054986206e-06, 0.03529942271526172, 2.7897897868234605, 0.3425476537938377], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-05, "errors": [1.8853050585916151e-06, 2.893822831576536, 28.531301969753954, 0.04952207714595617], "covariance": [[3.5543751639511334e-12, -5.134798912510832e-06, -5.0654606080983835e-05, -9.156562286062025e-08], [-5.13479891224283e-06, 8.374210580553642, 82.56441780898767, 0.14147056642350753], [-5.065460607836334e-05, 82.5644178090086, 814.0351920892858, 1.395186801633381], [-9.156562285820904e-08, 0.14147056642697978, 1.3951868016672617, 0.002452436124850034]]}