1) upper rough sub-groupoid

上粗子广群
1.
Right involution groupoid′s upper rough sub-groupoid and upper rough ideal;

右对合广群中的上粗子广群与上粗理想
2) upper rough subgroup

上粗糙子群
3) Generalized Rough Fuzzy Subgroup

广义粗糙模糊子群
1.
Concepts of the upper and lower generalized rough fuzzy subgroups are proposed.

定义了群中模糊集合基于模糊不变子群的整体近似,并研究了近似算子的性质,讨论了近似算子对于模糊子群的交、并运算的性质;提出了上(下)广义粗糙模糊子群的概念,分析并证明了模糊不变子群成为上(下)广义粗糙模糊子群的条件。
4) rough subgroups

粗糙子群
1.
The concepts of rough subgroups and rough normal subgroups was raised first by Kuroki N, but only a few studies on homomorphism issues were made.
KurokiN首次提出了粗糙子群、半群中的粗理想等概念 ,但对有关同态问题研究不多 。
2.
In the paper,Rough subgroups and Rough normal subgroups in a Group are further considered.
本文继续研究了群中的粗糙子群和粗正规子群。
5) rough subsemigroup

粗子半群
6) Rough subgroup

粗子群
1.
Next, rough sets in a group have been studied and the concepts of Rough subgroups, Rough normal subgroups been first introduced.
接着,他又研究了群中的粗糙集,首次提出了粗子群和粗正规子群的概念,证明了在群中一固定正规子群所决定的同余关系下,子群的粗糙集是子群,正规子群的粗糙集是正规子群。
补充资料:广成子
见神仙。
说明:补充资料仅用于学习参考,请勿用于其它任何用途。
参考词条