{"coeffs": [-7.663103256908665e-07, 8.14017428010073e-05, 0.435842947430773, 0.12553883411125183], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [1.7772468732753482e-07, 1.1275634080065724e-06, 0.0036972136017031274, 0.002145074632212999], "covariance": [[3.158606448567001e-14, -1.2497298581117505e-13, -3.266375380919982e-10, -3.0243977069209525e-10], [-1.2497298581117497e-13, 1.2713992390753962e-12, 4.072362589821358e-09, 2.215744629798693e-09], [-3.266375380919979e-10, 4.072362589821358e-09, 1.366938841661861e-05, 6.857708461938387e-06], [-3.024397706920951e-10, 2.215744629798693e-09, 6.8577084619383885e-06, 4.601345177763732e-06]]}