{"coeffs": [-7.703937837663525e-07, 0.36205734432088205, 1.853944760006914, 0.1477181027102559], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-05, "errors": [3.930866970408936e-07, 104.05528737142961, 42.68858232639719, 0.007073312145992694], "covariance": [[1.5451715139051926e-13, -2.9723826181532187e-05, -1.2197401251254652e-05, -2.3417727424550535e-09], [-2.9723826181427636e-05, 10827.5028299508, 4441.9723885530175, 0.7085834599495887], [-1.2197401251208775e-05, 4441.972388553021, 1822.3150610375906, 0.2907262843958134], [-2.3417727424511815e-09, 0.708583459949959, 0.2907262843959638, 5.003174471464777e-05]]}