[HTML][HTML] Development history and future trends of numerical control machine tools
LIU Qiang - China mechanical engineering, 2021 - qikan.cmes.org
… through intercriteria correlation) was proposed for optimization. The grinding processes of a
certain bearing ring … optimization processing plan obtained through algorithm saves 6.48% …
certain bearing ring … optimization processing plan obtained through algorithm saves 6.48% …
相对于半对偶化模的强Ding-投射模
赵良 - 数学季刊, 2018 - sxjk.magtechjournal.com
… modules over coherent rings are indeed stronger than Gorenstein flat modules. This class
of … In Section 4, we study the properties of strongly Ding flat modules with respect to a …
of … In Section 4, we study the properties of strongly Ding flat modules with respect to a …
[PDF][PDF] Adams operations on the Green ring of a cyclic group of prime-power order 击
RM Bryant, M Johnson - arXiv preprint arXiv:0912.1524, 2009 - Citeseer
… Abstract: We consider the Green ring RKC for a cyclic p-group C over a field K of prime
characteristic p and determine the Adams operations ψn in the case where n is not divisible by p. …
characteristic p and determine the Adams operations ψn in the case where n is not divisible by p. …
关于强n-Corenstein 投射模, 内射模和平坦模的注记
尚文亮 - 数学季刊, 2012 - sxjk.magtechjournal.com
… properties of strongly n-Gorenstein projective, injective and flat modules under the extension
of rings, … Throughout this paper, all rings are associative with identity and all modules are …
of rings, … Throughout this paper, all rings are associative with identity and all modules are …
替换环什么时候是冯诺依曼正则环
黄朝凌 - 数学季刊, 2019 - sxjk.magtechjournal.com
… Recall that a ring R is called left weakly P-exchange ring if every left projective module over
R has the finite exchange property. We call a ring R to be of bounded index or be of index at …
R has the finite exchange property. We call a ring R to be of bounded index or be of index at …
挠理论中的相对内射模
宋贤梅, 陈建龙 - 数学季刊, 2007 - sxjk.magtechjournal.com
… R denotes an associative ring with non-zero identity and all modules are left unital R-modules.
We … In the present paper, we are interested in study the properties of Ar-injective modules. …
We … In the present paper, we are interested in study the properties of Ar-injective modules. …
[PDF][PDF] 亡vy. sciencedirect. corn
E Chavli - eirinichavli.com
… Attempting to also generalize the properties of the Coxeter case, … module of rank |W| over
its ring of definition R. Any complex reflection group can be decomposed as a direct product of …
its ring of definition R. Any complex reflection group can be decomposed as a direct product of …
[PDF][PDF] 196 桑原敏郎
T KUWABARA - 第59 回代数学シンポジウム報告集 - mathsoc.jp
… algebra g and geometrical properties of the flag manifold G/B … A which gives a quantization
of the coordinate ring C [X]= Γ (X… noncommutative analogue of the coordinate ring C [X], it is a …
of the coordinate ring C [X]= Γ (X… noncommutative analogue of the coordinate ring C [X], it is a …