Many theorists have devoted a considerable part of their careers to the Hubbard model. Nevertheless, it remains a source of much fascination and bewilderment. Perhaps it is because the Hubbard model is the simplest many-particle model one can write down, which cannot be reduced to a single-particle theory.
CITATION STYLE
Auerbach, A. (1994). The Hubbard Model and Its Descendants (pp. 21–35). https://doi.org/10.1007/978-1-4612-0869-3_3
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