{"coeffs": [-4.041623853051793e-06, 8.264514718016652e-05, 0.5642607865143615, 0.2136388953089821], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [7.118422859134256e-07, 5.973061607209991e-06, 0.026707435497596212, 0.012401086348137899], "covariance": [[5.067194400144511e-13, -3.648096267958273e-12, -1.5754426786247438e-08, -8.360523902180142e-09], [-3.648096267958274e-12, 3.5677464963526004e-11, 1.5910885732586682e-07, 7.16293457338359e-08], [-1.5754426786247448e-08, 1.5910885732586685e-07, 0.0007132871108582622, 0.00031665416928496846], [-8.360523902180147e-09, 7.162934573383588e-08, 0.0003166541692849683, 0.0001537869426139722]]}