{"coeffs": [6.47135276324022e-07, 3.63286338406541e-05, 0.40889188551427025, 0.11911418477309609], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [9.627585985609606e-07, 4.692324540457933e-06, 0.03466516922173023, 0.023005702424258492], "covariance": [[9.26904119103065e-13, -2.6899889149468363e-12, -1.373384535182124e-08, -1.720659107781933e-08], [-2.689988914946835e-12, 2.201790959298375e-11, 1.5591136804847073e-07, 9.747995122987531e-08], [-1.373384535182122e-08, 1.5591136804847073e-07, 0.0012016739571711927, 0.0006510682620748214], [-1.7206591077819314e-08, 9.747995122987532e-08, 0.0006510682620748216, 0.0005292623440335331]]}