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On the complexity of sequentially lifting cover inequalities for the knapsack polytope 期刊论文
SCIENCE CHINA-MATHEMATICS, 2020, 页码: 10
作者:  Chen, Wei-Kun;  Dai, Yu-Hong
收藏  |  浏览/下载:130/0  |  提交时间:2020/05/24
integer programming  sequentially lifted cover inequality  complexity  lifting problem  
Robustness properties of dimensionality reduction with Gaussian random matrices 期刊论文
SCIENCE CHINA-MATHEMATICS, 2017, 卷号: 60, 期号: 10, 页码: 1753-1778
作者:  Han, Bin;  Xu, ZhiQiang
收藏  |  浏览/下载:129/0  |  提交时间:2018/07/30
phase retrieval  finite frames  sparse approximation  restricted isometry property  Johnson-Lindenstrauss lemma  
Topology of unitary groups and the prime orders of binomial coefficients 期刊论文
SCIENCE CHINA-MATHEMATICS, 2017, 卷号: 60, 期号: 9, 页码: 1543-1548
作者:  Duan, HaiBao;  Lin, XianZu
收藏  |  浏览/下载:105/0  |  提交时间:2018/07/30
Lie groups  cohomology  prime order of an integer  
A full multigrid method for nonlinear eigenvalue problems 期刊论文
SCIENCE CHINA-MATHEMATICS, 2016, 卷号: 59, 期号: 10, 页码: 2037-2048
作者:  Jia, ShangHui;  Xie, HeHu;  Xie, ManTing;  Xu, Fei
收藏  |  浏览/下载:145/0  |  提交时间:2018/07/30
nonlinear eigenvalue problem  full multigrid method  multilevel correction  finite element method  
Two-scale sparse finite element approximations 期刊论文
SCIENCE CHINA-MATHEMATICS, 2016, 卷号: 59, 期号: 4, 页码: 789-808
作者:  Liu Fang;  Zhu JinWei
收藏  |  浏览/下载:85/0  |  提交时间:2018/07/30
combination  discretization  eigenvalue  finite element  postprocessing  two-scale  
Kloosterman sums with multiplicative coefficients 期刊论文
SCIENCE CHINA-MATHEMATICS, 2016, 卷号: 59, 期号: 4, 页码: 653-660
作者:  Gong Ke;  Jia ChaoHua
收藏  |  浏览/下载:88/0  |  提交时间:2018/07/30
Reverse time migration for reconstructing extended obstacles in planar acoustic waveguides 期刊论文
SCIENCE CHINA-MATHEMATICS, 2015, 卷号: 58, 期号: 9, 页码: 1811-1834
作者:  Chen ZhiMing;  Huang GuangHui
收藏  |  浏览/下载:121/0  |  提交时间:2018/07/30
reverse time migration  planar waveguide  resolution analysis  extended obstacle  
Grunwald-Wang theorem, an effective version 期刊论文
SCIENCE CHINA-MATHEMATICS, 2015, 卷号: 58, 期号: 8, 页码: 1589-1606
作者:  Wang Song
收藏  |  浏览/下载:98/0  |  提交时间:2018/07/30
Grunwald-Wang theorem  class field theory  bound  
On orders in number fields: Picard groups, ring class fields and applications 期刊论文
SCIENCE CHINA-MATHEMATICS, 2015, 卷号: 58, 期号: 8, 页码: 1627-1638
作者:  Lv Chang;  Deng YingPu
收藏  |  浏览/下载:105/0  |  提交时间:2018/07/30
orders  Picard groups  ring class fields  integral points  
8-rank of the class group and isotropy index 期刊论文
SCIENCE CHINA-MATHEMATICS, 2015, 卷号: 58, 期号: 7, 页码: 1433-1444
作者:  Lu Qing
收藏  |  浏览/下载:91/0  |  提交时间:2018/07/30
imaginary quadratic field  class group  8-rank  isotropy index  Redei matrix