{"coeffs": [-2.1771649846226392e-06, 0.15611066951852748, 1.885497401859113, 0.1628055139905594], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-06, "errors": [9.688408170649673e-07, 70.79032826534393, 74.56314474325013, 0.022746025133014363], "covariance": [[9.386525288111136e-13, -5.256004850709994e-05, -5.5383592057070215e-05, -1.926061241557092e-08], [-5.256004850553958e-05, 5011.270575915152, 5278.34849050203, 1.554771433364264], [-5.53835920554829e-05, 5278.348490502173, 5559.66255400287, 1.6379052034782837], [-1.926061241527471e-08, 1.5547714333826157, 1.6379052034976083, 0.0005173816593517211]]}