{"coeffs": [-4.716474116290791e-06, 0.4234882351182108, 2.1065068749652522, 0.17176371504213128], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-06, "errors": [3.0170195659372155e-06, 1202.3679696203492, 491.1046908540045, 0.06313477074443243], "covariance": [[9.102407061247984e-12, -0.0028531770375092116, -0.0011655808271018259, -1.6939315306535827e-07], [-0.0028531770373557, 1445688.734368961, 590488.5265797717, 73.42420628080411], [-0.0011655808270321203, 590488.5265797875, 241183.81737880735, 29.992178214897283], [-1.6939315306074752e-07, 73.42420628263194, 29.992178215642628, 0.00398599927695204]]}