关于右FPP-平坦分解的正合性On the Exactness of Right FPP-flat Resolution
颜星华;李志伟;
摘要(Abstract):
利用FPP-平坦模类来研究模的预包络,证明了模的FPP-平坦预包络总是存在的,刻画了使得模的右FPP-平坦分解中第n项为HomR(-,P)-正合的第n个FPP-平坦预包络性模P,给出了模的右FPP-平坦分解为正合复形的等价条件.
关键词(KeyWords): FPP-内射模;FPP-平坦模;预包络
基金项目(Foundation): 福建省自然科学基金资助项目(2006J0220);; 福建省教育厅资助项目(JA12273)
作者(Authors): 颜星华;李志伟;
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