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In this text, we provide a fully rigorous, complete and self-contained proof of E.H.Lieb’s statement that (topological) entropy of square ice (or six vertex model, XXZ spin chain for anisotropy parameter ) is equal to . For this purpose, we gather and expose in full detail various arguments dispersed in the literature on the subject, and complete several of them that were left partial.

生成讲解博客的中文版本

生成AI智能校验的中文版本