{"coeffs": [-5.195247127690399e-07, 5.808594715903167e-05, 0.4411980271451956, 0.11708284392351882], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [2.082748278678912e-07, 1.407722209349885e-06, 0.00617266104157153, 0.0035051368894230533], "covariance": [[4.3378403923399704e-14, -1.718707296029268e-13, -5.914587390739159e-10, -5.550378925523499e-10], [-1.7187072960292674e-13, 1.9816818186969216e-12, 8.479780761257883e-09, 4.4901750844960375e-09], [-5.914587390739161e-10, 8.479780761257884e-09, 3.810174433413493e-05, 1.8620394613254472e-05], [-5.550378925523497e-10, 4.4901750844960375e-09, 1.8620394613254472e-05, 1.2285984613594318e-05]]}