{"coeffs": [-2.8817643591324987e-07, 6.924609460013647e-05, 0.48215928308690126, 0.1172929153670042], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [8.266121008385712e-08, 8.681388980260689e-07, 0.003119926811845258, 0.0014447482315068094], "covariance": [[6.8328756525275615e-15, -4.2170125692534736e-14, -1.3301221309103135e-10, -8.979640455425119e-11], [-4.2170125692534774e-14, 7.536651462659173e-13, 2.6773415504151775e-09, 1.1541622531394246e-09], [-1.3301221309103148e-10, 2.6773415504151775e-09, 9.733943311270916e-06, 4.062472719111438e-06], [-8.979640455425123e-11, 1.1541622531394244e-09, 4.062472719111437e-06, 2.0872974524420533e-06]]}