Journal article
Critical behavior of the two-dimensional ising susceptibility
WP Orrick, BG Nickel, AJ Guttmann, JHH Perk
Physical Review Letters | AMERICAN PHYSICAL SOC | Published : 2001
Abstract
The short- and long-distance (scaling) contributions to the square-lattice Ising susceptibility were computed. It was shown that the susceptibility has a natural boundary in the complex plane.