A Study on the Correlation Between Poles and Cuts in ππ Scattering*
Ling-Yun Dai,Xian-Wei Kang,Tao Luo,Ulf-G. Meiβner
Table 2 The pole locations and residues given by our fits. The notation "$2S$ v.s." denotes the virtual state in the isospin-two $S$-wave.