{"coeffs": [-1.1445631935266071e-07, 0.1452210181936152, 1.2445352166934849, 0.06520721904769847], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-06, "errors": [1.7332690985739513e-08, 106.78870599203276, 48.081452098611955, 0.0021874887790986077], "covariance": [[3.0042217680713574e-16, -7.447184353446529e-07, -3.353527847579444e-07, -1.9408888449463713e-11], [-7.447184352012631e-07, 11403.827727452814, 5134.556010752905, 0.22364072474503485], [-3.3535278470212396e-07, 5134.556010752993, 2311.826035911116, 0.10069773331735701], [-1.9408888447268938e-11, 0.22364072475410007, 0.10069773332143032, 4.785107158682318e-06]]}