The Approximating Hamiltonian Method for the Imperfect Boson Gas
arXiv:math-ph/0405044 · doi:10.1088/0305-4470/37/38/002
Abstract
The pressure for the Imperfect (Mean Field) Boson gas can be derived in several ways. The aim of the present note is to provide a new method based on the Approximating Hamiltonian argument which is extremely simple and very general.
7 pages