{"coeffs": [-4.974821667667824e-07, 0.00011835878343363655, 0.5644376908916305, 0.12736263066617462], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [2.33788528740213e-07, 3.6306491115631104e-06, 0.007765327571620441, 0.0029415539668878644], "covariance": [[5.4657076170513396e-14, -5.588432998311416e-13, -1.1376455130308445e-09, -5.548685095615301e-10], [-5.588432998311415e-13, 1.3181612971294003e-11, 2.8063274631079547e-08, 1.0004897730209001e-08], [-1.1376455130308451e-09, 2.806327463107955e-08, 6.030031229456862e-05, 2.1339303045006475e-05], [-5.548685095615302e-10, 1.0004897730209003e-08, 2.1339303045006475e-05, 8.652739740113731e-06]]}