Perturbation theory and the exchange interaction in the one-dimensional Hubbard model

1981 ◽  
Vol 46 (1) ◽  
pp. 88-92 ◽  
Author(s):  
V. M. Zharkov
2009 ◽  
Vol 115 (10) ◽  
pp. 98-100
Author(s):  
E. Szirmai ◽  
Ö. Legeza ◽  
J. Sólyom

AIP Advances ◽  
2020 ◽  
Vol 10 (12) ◽  
pp. 125127
Author(s):  
Václav Janiš ◽  
Antonín Klíč ◽  
Jiawei Yan

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