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Relationship between Lieb and Wu Approach and Standard Configuration Interaction Method for the B−2u State of the Hubbard Model of Benzene |
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| Authors: | Jiří ČÍŽEK Katsufumi Hashimoto Josef Paldus Mitsuo Takahashi |
| Affiliation: | 1. Department of Applied Mathematics, University of Waterloo, 200 University Ave. W., Waterloo, Ontario N2L 3G1, Canada;2. Department of Applied Mathematics, University of Waterloo, 200 University Ave. W., Waterloo, Ontario N2L 3G1, Canada Also at: Department of Chemistry and Guelph-Waterloo Center for Graduate Work in Chemistry, Waterloo Campus, University of Waterloo, Waterloo, Ontario N2L 3G1, Canada. |
| Abstract: | It is shown that starting from Lieb and Wu equations, written explicitly for the B−2u state of the Hubbard model of benzene π-electron system, one can extract the corresponding configuration interaction matrix in which the states associated with the “hidden” symmetry are already factored out. |
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