In this paper, we discuss the connection between the rigid graded selfduality over some noncommutative gradedring and the selfduality over its initial subring.
本文讨论非交换分次环上的纲性分次自对偶与其初始子环上的自对偶之间的关系。
2
In the first chapter, we discuss the fully graded algebras over discrete valuation ring with an algebraically closed residue field of characteristic p.
第一章中，我们研究了剩余域是代数闭域的离散赋值环上的完全分次代数；
3
Next, the concept of graded semiflat module is introduced and proved that K is a group-graded weakly regular ring if and only if all right K-module is graded semiflat module.