{"coeffs": [-8.971412567070831e-07, 0.00019305238856087418, 0.6432598383415551, 0.1414002704827216], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [2.108948981831993e-07, 7.182194059828422e-06, 0.009525002070929288, 0.002528570884176845], "covariance": [[4.447665807970199e-14, -1.072144609037643e-12, -1.4261335670052676e-09, -4.4790153513287606e-10], [-1.0721446090376394e-12, 5.158391151303467e-11, 6.828332005578286e-08, 1.7248263277049655e-08], [-1.4261335670052638e-09, 6.828332005578286e-08, 9.072566445120721e-05, 2.3091404264673332e-05], [-4.4790153513287523e-10, 1.7248263277049662e-08, 2.3091404264673335e-05, 6.393670716306872e-06]]}