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arxiv: math-ph/0006022 · v2 · submitted 2000-06-26 · 🧮 math-ph · cond-mat.str-el· math.MP

The flux phase problem on the ring

classification 🧮 math-ph cond-mat.str-elmath.MP
keywords fluxderivedimensionalenergyevengivegroundhubbard
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We give a simple proof to derive the optimal flux which minimizes the ground state energy in one dimensional Hubbard model, provided the number of particles is even.

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