{"coeffs": [-1.0423010106253467e-08, 0.08195044423306004, 1.5411658750671289, 0.09837704698491749], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-07, "errors": [5.34691995854217e-08, 350.98964791606863, 423.8538223999653, 0.016487908018288484], "covariance": [[2.8589553043056603e-15, -9.770474548030652e-06, -1.1800050972061806e-05, -5.710528905212747e-10], [-9.7704745516647e-06, 123193.73294424581, 148768.30292671864, 5.5234687156682645], [-1.1800050976715544e-05, 148768.30292671215, 179652.0627630613, 6.67035797947828], [-5.710528906285479e-10, 5.5234687150061506, 6.67035797867986, 0.0002718511108195417]]}