{"coeffs": [-3.8281389851743984e-08, 0.10672392171618086, 1.2514810573979, 0.06533382177906495], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-06, "errors": [2.419692396654775e-08, 176.34516885596457, 108.62636617994278, 0.004540056524872216], "covariance": [[5.85491129442893e-16, -1.7186335049235867e-06, -1.0587863959673034e-06, -5.6299320659314366e-11], [-1.7186335053945503e-06, 31097.61857883866, 19155.73475442165, 0.7664415132172081], [-1.0587863962738338e-06, 19155.734754421075, 11799.687429459016, 0.47213485885917755], [-5.6299320665900566e-11, 0.766441513157917, 0.47213485882254874, 2.061211324903478e-05]]}