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- reduced cohomology group 约化上同岛
- In the paper, we consider 2-cocycles on an infinite-dimensional Lie algebra L. We obtain all of the 2-cocycles on this Lie algebra and further determine its second cohomology group. 摘要考虑了一类无限维李代数L的二上圈。通过计算，得到了此类李代数的所有的二上圈，从而确定了L的二上同调群。
- cup product of the cohomology group 上同调群的的上积
- cohomology group with coefficients g 有系数g的上同岛
- REDUCIBILITY OF COHOMOLOGY GROUP OF A LINE BUNDLE ON G/B (G BE OF TYPE A_2) 射影簇G/B(G为A_2型)上线丛的上同调群的可约性
- Education should not be restricted to any one specific age group. 教育不应限制在任何特定的年龄组上。
- Hunger had reduced the dog to skin and bone. 由于饥饿这条狗瘦成了皮包骨。
- He broke away from that lawless group years ago. 他在几年前脱离了那个非法团体。
- He is reduced almost to a skeleton. 他瘦得几乎变成了一个骨头架子。
- HOMOTOPY GROUPS AND CUP PRODUCT OF COHOMOLOGY GROUPS 同伦群和上同调群的上乘积
- They were reduced to begging or starving. 他们穷得不行乞便挨饿。
- The group of barbaric soldiers killed many people. 那群野蛮的士兵杀了很多人。
- On the homology and cohomology groups of associative sup eralgebras 结合代数的同调与上同调
- The group was made up of doctors. 这个团体是由医生组成的。
- The enemy were reduced to the small island. 敌人被困在那个小岛上。
- COMPOSITION FACTORS OF COHOMOLOGY GROUPS FOR QUANTUM GROUPS 量子群上同调群的合成因子
- A group of boys dashed out of the classroom. 一群男孩子从教室里冲出来。
- The seller reduced the price for cash down. 那销售者对现款交易的顾客减价优待。
- I come upon a group of children play in the street. 我遇到一群孩子在街上玩耍。
- He goes about with a group of nice boys. 他经常和一群好孩子在一起玩。
