A note on the non-diagonal K-matrices for the trigonometric $A^{(1)}_{n-1}$ vertex model

Wen-Li Yang; Yao-Zhong Zhang

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A note on the non-diagonal K-matrices for the trigonometric $A^{(1)}_{n-1}$ vertex model

Wen-Li Yang·Yao-Zhong Zhang

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Abstract

This note presents explicit matrix expressions of a class of recently-discovered non-diagonal K-matrices for the trigonometric $A^{(1)}_{n-1}$ vertex model. From these explicit expressions, it is easily seen that in addition to a {\it discrete} (positive integer) parameter $l$, $1\leq l\leq n$, the K-matrices contain $n+1$ (or $n$) continuous free boundary parameters.

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Wen-Li Yang, Yao-Zhong Zhang. 2005-04-06. A note on the non-diagonal K-matrices for the trigonometric $A^{(1)}_{n-1}$ vertex model. https://arxiv.org/abs/hep-th/0504048

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