Ground-state energy of the half-filled one-dimensional Hubbard model
- 1 December 1979
- journal article
- research article
- Published by American Physical Society (APS) in Physical Review B
- Vol. 20 (11), 4756-4758
- https://doi.org/10.1103/physrevb.20.4756
Abstract
The exact result of Lieb and Wu is recast as an asymptotic series in the small- limit. This series permits comparisons with a recent approximate method and with the perturbation expansion.
Keywords
This publication has 5 references indexed in Scilit:
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- Random one-body approximation to the Hubbard model. II. One-dimensional casePhysical Review B, 1978
- Random one-body approximation to the Hubbard model. I. FormalismPhysical Review B, 1978
- On the Exact Ground State Energy of Lieb and WuProgress of Theoretical Physics, 1971
- Absence of Mott Transition in an Exact Solution of the Short-Range, One-Band Model in One DimensionPhysical Review Letters, 1968