MathDB2 problems
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Vieri's non-Fermi-liquid conjecture for the square-lattice Hubbard model
Consider the two-dimensional square-lattice Hubbard model with chemical potential slightly smaller than . Vieri's conjecture. The ground state of this model is a non-Fermi…
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Anderson's conjecture on two-dimensional Fermi gases
A Fermi gas in two spatial dimensions is expected to exhibit behavior similar to that of a one-dimensional Luttinger liquid. Anderson's conjecture. A two-dimensional Fermi gas shou…