Lower Bound for the Ground-State Energy Density of a 1D Quantum Spin System

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We present a simple method to calculate systematic lower bounds for the ground-state energy density of a 1D quantum spin system.
3 pages, 1 colour eps figure, added references

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Strongly Correlated Electrons, Disordered Systems and Neural Networks, Quantum Physics

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http://salesiana.dossiersoluciones.com/handle/123456789/101723

Consulte el texto completo en el siguiente enlace:

https://arxiv.org/abs/cond-mat/0508428
 http://arxiv.org/abs/cond-mat/0508428

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arXiv