{"coeffs": [-8.212951674366154e-07, 5.353817274592015e-05, 0.4220470352059786, 0.11936081694050506], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [2.8770303953640694e-07, 1.5977731532965565e-06, 0.007717853266530659, 0.004804400111297679], "covariance": [[8.277303895848732e-14, -2.7423343656718755e-13, -9.759991832688298e-10, -1.0700924196959222e-09], [-2.742334365671877e-13, 2.5528790493952217e-12, 1.1928017151053996e-08, 6.962438953798399e-09], [-9.75999183268829e-10, 1.1928017151053994e-08, 5.956525904369796e-05, 3.1071637506853156e-05], [-1.0700924196959222e-09, 6.962438953798399e-09, 3.1071637506853156e-05, 2.3082260429437147e-05]]}