Proof of the Variational Principle for a Pair Hamiltonian Boson Model
classification
🧮 math-ph
math.MP
keywords
hamiltonianvariationalbosonmodelpairprincipleproofapproximating
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We give a two parameter variational formula for the grand-canonical pressure of the Pair Boson Hamiltonian model. By using the Approximating Hamiltonian Method we provide a rigorous proof of this variational principle.
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