{"coeffs": [-7.67391363248145e-08, 0.2200454371264872, 1.3048266850241843, 0.06847109718638891], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-06, "errors": [2.239951187326597e-08, 312.34109512956536, 97.47050661323772, 0.00289654012630557], "covariance": [[5.017381321605831e-16, -2.9076520562648e-06, -9.074564892405665e-07, -3.42675551164393e-11], [-2.9076520561390454e-06, 97556.95970673619, 30444.04466306805, 0.8654751365161139], [-9.074564891389252e-07, 30444.044663068213, 9500.499659441217, 0.2700910468952711], [-3.426755511603255e-11, 0.8654751365320622, 0.2700910469003231, 8.389944703298288e-06]]}