TY - BOOK AU - Negele, John W. AU - Orland, Henri TI - Quantum many-particle systems SN - 8187169656 U1 - 530.144 NEG-J PY - 2006/// CY - India PB - Levant Books KW - Many-body problem KW - Stochastic processes KW - Degree of freedom KW - Integration, Functional KW - Quantum field theory KW - Quantum theory N1 - This book explains the fundamental concepts and theoretical techniques used to understand the properties of quantum systems having large numbers of degrees of freedom. A number of complimentary approaches are developed, including perturbation theory; nonperturbative approximations based on functional integrals; general arguments based on order parameters, symmetry, and Fermi liquid theory; and stochastic methods ER -