{"coeffs": [-1.4988198501860175e-06, 0.20129661412882177, 2.0637781960336654, 0.17810021560510136], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-05, "errors": [4.4410764504042635e-07, 56.23821843823413, 50.232464748983325, 0.011316908244501354], "covariance": [[1.9723160038335333e-13, -1.9968079811565162e-05, -1.784059694755999e-05, -4.517134126382968e-09], [-1.9968079809084684e-05, 3162.737213106537, 2824.984034767507, 0.6163346509382268], [-1.784059694532041e-05, 2824.984034767769, 2523.3005147578524, 0.5505796207820819], [-4.517134126098975e-09, 0.6163346509706064, 0.55057962081097, 0.0001280724122144627]]}