{"coeffs": [-1.0663946181275453e-05, 0.0001326984342803635, 0.4891295460386743, 0.22917270387009733], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [2.238458436176569e-06, 9.718012982829856e-06, 0.026341236929420687, 0.017835170857974075], "covariance": [[5.01069617049005e-12, -1.904716328079565e-11, -4.723392529717586e-08, -3.823698998797415e-08], [-1.904716328079579e-11, 9.443977633444963e-11, 2.5322887060423823e-07, 1.6793536808681192e-07], [-4.723392529717632e-08, 2.532288706042387e-07, 0.0006938607629718761, 0.0004373186421657194], [-3.823698998797429e-08, 1.6793536808681144e-07, 0.00043731864216571727, 0.0003180933195331277]]}