Data and scripts from: Resolving the two-dimensional ANNNI model using transfer matrices

Author(s):  
Yi Hu ◽  
Patrick Charbonneau
1993 ◽  
Vol 08 (24) ◽  
pp. 2299-2309 ◽  
Author(s):  
R. M. KASHAEV ◽  
YU. G. STROGANOV

A generalization of the Yang-Baxter equation is proposed. It enables us to construct integrable two-dimensional lattice models with commuting two-layer transfer matrices, while single-layer ones are not necessarily commutative. Explicit solutions to the generalized equations are found. They are related with Boltzmann weights of the sl (3) chiral Potts models.


1997 ◽  
Vol 12 (20) ◽  
pp. 3551-3586 ◽  
Author(s):  
Srinandan Dasmahapatra

We establish a weight-preserving bijection between the index sets of the spectral data of row-to-row and corner transfer matrices for [Formula: see text] restricted interaction round a face (IRF) models. The evaluation of momenta by adding Takahashi integers in the spin chain language is shown to directly correspond to the computation of the energy of a path on the weight lattice in the two-dimensional model. As a consequence we derive fermionic forms of polynomial analogs of branching functions for the cosets [Formula: see text], and establish a bosonic–fermionic polynomial identity.


1986 ◽  
Vol 19 (2) ◽  
pp. L41-L47 ◽  
Author(s):  
T Ala-Nissila ◽  
J Amar ◽  
J D Gunton
Keyword(s):  

1986 ◽  
Vol 43 (3-4) ◽  
pp. 645-661 ◽  
Author(s):  
Alphonse Finel ◽  
Didier de Fontaine
Keyword(s):  

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