Abstract
We obtain the complete list of pure infinite volume ground states for the one-dimensional ferromagnetic XXZ model.
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Matsui, T. On ground states of the one-dimensional ferromagnetic XXZ model. Lett Math Phys 37, 397–403 (1996). https://doi.org/10.1007/BF00312671
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DOI: https://doi.org/10.1007/BF00312671