{"coeffs": [-6.415418225100596e-06, 5.247656694160407e-05, 0.2713732358667698, 0.19745653135414903], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [9.343253959884178e-07, 1.268286011243397e-06, 0.006028960279108233, 0.00940165297340859], "covariance": [[8.729639455889138e-13, -9.738095465114783e-13, -6.714703933120896e-10, -8.271118553145866e-09], [-9.738095465114803e-13, 1.6085494063156862e-12, 4.985376890749421e-09, 1.1288889502214065e-08], [-6.714703933121092e-10, 4.985376890749442e-09, 3.6348362047064825e-05, 2.3211830891635794e-05], [-8.271118553145874e-09, 1.1288889502214054e-08, 2.3211830891635607e-05, 8.839107863240257e-05]]}