{"coeffs": [-1.5497122883365654e-06, 0.024313519408457586, 1.50618664718149, 0.15252906427617777], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [1.969233773163954e-07, 0.31229017645069346, 1.988766531394767, 0.004158298939192391], "covariance": [[3.877881653369544e-14, -4.5514881843457865e-08, -2.904955182181586e-07, -6.98725134460501e-10], [-4.5514881843879966e-08, 0.09752515430760526, 0.6210689493064159, 0.0012513103595845117], [-2.9049551822073743e-07, 0.6210689493063898, 3.9551923163959724, 0.007975906469990272], [-6.987251344637164e-10, 0.0012513103595800453, 0.007975906469962163, 1.7291450067688566e-05]]}