{"coeffs": [-9.68420220916151e-06, 0.00024216425738331793, 0.6770345038131125, 0.25705856698590923], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [3.231916503008317e-06, 6.518982729015857e-05, 0.1158762104467978, 0.03470177769289265], "covariance": [[1.044528428241751e-11, -1.8709639041076487e-10, -3.330360191137988e-07, -1.0760932251409828e-07], [-1.87096390410762e-10, 4.249713582120703e-09, 7.550081419216886e-06, 2.205882730234403e-06], [-3.330360191137938e-07, 7.550081419216888e-06, 0.013427296147510573, 0.003931717225862112], [-1.0760932251409757e-07, 2.205882730234419e-06, 0.003931717225862138, 0.001204213375046942]]}