{"coeffs": [-3.4352846458424434e-06, 0.18708613236152974, 2.8630004437749204, 0.2748558139966986], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-05, "errors": [1.4373464266024287e-06, 111.88525957897173, 166.23640773794259, 0.04257346404470571], "covariance": [[2.0659647500667707e-12, -0.00014637582245113982, -0.00021751676096166966, -5.9159687351593104e-08], [-0.0001463758224972378, 12518.311311053883, 18599.40224418468, 4.676873831923255], [-0.00021751676102991382, 18599.402244179295, 27634.5432576155, 6.9493033851953925], [-5.915968736080454e-08, 4.676873831246384, 6.949303384191225, 0.00181249984076585]]}