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Morita-Takeuchi关系余代数上不可分解内射余模

Keywords: Morita-Takeuchi关系余代数,四元组余模表示范畴,不可分解内射余模

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Abstract:

为了研究Morita-Takeuchi关系余代数上的不可分解内射余模结构,基于Morita关系代数上的不可分解投射模和不可分解内射模结构,运用对偶方法和余模范畴等价,得到了Morita-Takeuchi关系余代数上的不可分解内射余模结构,进而得到Morita-Takeuchi关系余代数的整体维数的上、下界.

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