Shankar, R. - In: Physica A: Statistical Mechanics and its Applications 177 (1991) 1, pp. 530-536
A renormalization group transformation (RGT) that permits us to analyze the stability of fermionic systems to various perturbations in any number of dimensions is developed. An RGT that leaves invariant the free fermion system (on or off a lattice) is defined and interactions are classified as...