{"coeffs": [-2.874914374368938e-06, 8.268503379615034e-05, 0.35565856112425204, 0.14967787707435298], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [4.894003509664736e-07, 1.4135078275465645e-06, 0.00481630120779678, 0.00423753953937394], "covariance": [[2.395127035261075e-13, -4.934620797939667e-13, -1.0151901393321793e-09, -1.8152746777220834e-09], [-4.934620797939667e-13, 1.9980043785354086e-12, 6.291327906319034e-09, 5.521055674212277e-09], [-1.0151901393321791e-09, 6.291327906319034e-09, 2.3196757324224724e-05, 1.545353996293387e-05], [-1.8152746777220834e-09, 5.521055674212277e-09, 1.545353996293387e-05, 1.7956741347757504e-05]]}