Padé approximant approach to singular properties of quantum gases: the ideal cases
Yuan-Hong Tian(田远鸿),Wen-Du Li(李文都),Yao Shen(沈尧),Wu-Sheng Dai(戴伍圣)
Figure 1. The convergence region of the virial expansion is the largest open disc centered at zero in the domain of definition of the Bose-Einstein integral gν(z).