{"coeffs": [-9.162879221364327e-06, 0.00013072967628776136, 0.6984813432167171, 0.2951850774580213], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [2.4747375399094717e-06, 3.0469113664131973e-05, 0.11143259163553096, 0.041064884127179783], "covariance": [[6.124325891437183e-12, -6.954006768009048e-11, -2.5301284756514273e-07, -9.909402675893698e-08], [-6.954006768009047e-11, 9.283668874777936e-10, 3.3939760000543497e-06, 1.2282456331741178e-06], [-2.530128475651429e-07, 3.39397600005435e-06, 0.012417222478611005, 0.0044868788197406214], [-9.909402675893701e-08, 1.2282456331741176e-06, 0.00448687881974062, 0.0016863247083787024]]}