菅原构造(英语:Sugawara construction)[1]是共形场论中的一个构造,用流来表示出应力-能量张量:
菅原构造是Wess-Zumino-Witten理论的基本。
用表示论的说法,若被仿射李代数、一般(即是非critical level)的最高权(highest weight )表示 V ,这样菅原构造构造会在 V 这里定义出维拉宿代数的表示结构。
参考来源
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