{"coeffs": [-9.587973046156348e-07, 4.846809185760844e-05, 0.4707492696740527, 0.14526896865328903], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [1.16227911140047e-06, 9.834823033654529e-06, 0.058543640107404434, 0.028900843253520887], "covariance": [[1.3508927327978662e-12, -7.963607504804996e-12, -4.259329611327472e-08, -2.8399111939342496e-08], [-7.963607504805006e-12, 9.672374410330168e-11, 5.702163562666953e-07, 2.658303145124893e-07], [-4.2593296113274806e-08, 5.702163562666955e-07, 0.003427357797025293, 0.0015424502069683638], [-2.8399111939342503e-08, 2.6583031451248926e-07, 0.0015424502069683634, 0.0008352587407645839]]}