CSpace

浏览/检索结果: 共12条,第1-10条 帮助

限定条件    
已选(0)清除 条数/页:   排序方式:
Efficient projected gradient methods for cardinality constrained optimization 期刊论文
SCIENCE CHINA-MATHEMATICS, 2019, 卷号: 62, 期号: 2, 页码: 245-268
作者:  Xu, Fengmin;  Dai, Yuhong;  Zhao, Zhihu;  Xu, Zongben
收藏  |  浏览/下载:173/0  |  提交时间:2019/04/02
sparse approximation  projected gradient method  global convergence  signal recovery  index tracking  
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:124/0  |  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:101/0  |  提交时间:2018/07/30
Lie groups  cohomology  prime order of an integer  
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:116/0  |  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:91/0  |  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:97/0  |  提交时间:2018/07/30
orders  Picard groups  ring class fields  integral points  
Multiplicity one theorems, S-version 期刊论文
SCIENCE CHINA-MATHEMATICS, 2015, 卷号: 58, 期号: 2, 页码: 233-256
作者:  Wang Song
收藏  |  浏览/下载:70/0  |  提交时间:2021/01/14
SELBERG L-FUNCTIONS  LEAST PRIME  GL(N)  PROOF  multiplicity one theorem  S-version  automorphic form  L-function  
Vanishing viscosity of isentropic Navier-Stokes equations for interacting shocks 期刊论文
SCIENCE CHINA-MATHEMATICS, 2015, 卷号: 58, 期号: 4, 页码: 653-672
作者:  Huang FeiMin;  Wang Yi;  Wang Yong;  Yang Tong
收藏  |  浏览/下载:132/0  |  提交时间:2021/01/14
NONLINEAR HYPERBOLIC SYSTEMS  ZERO-DISSIPATION LIMIT  CONSERVATION-LAWS  RAREFACTION WAVES  EULER EQUATIONS  BOLTZMANN-EQUATION  CONVERGENCE RATE  GAS-DYNAMICS  APPROXIMATIONS  STABILITY  isentropic Navier-Stokes equations  isentropic Euler equations  interacting shock  vanishing viscosity  entropy solution  
A posteriori error estimator for eigenvalue problems by mixed finite element method 期刊论文
SCIENCE CHINA-MATHEMATICS, 2013, 卷号: 56, 期号: 5, 页码: 887-900
作者:  Jia ShangHui;  Chen HongTao;  Xie HeHu
收藏  |  浏览/下载:101/0  |  提交时间:2021/01/14
SUPERCONVERGENCE RESULT  ELLIPTIC PROBLEMS  APPROXIMATION  CONVERGENCE  second order elliptic eigenvalue problem  mixed finite element method  Raviart-Thomas  a posteriori error estimate  adaptive  
A new look at the Lagrange method for continuous-time stochastic optimization 期刊论文
SCIENCE CHINA-MATHEMATICS, 2012, 卷号: 55, 期号: 11, 页码: 2247-2258
作者:  Cheng Xue;  Yan JiaAn
收藏  |  浏览/下载:136/0  |  提交时间:2021/01/14
VARIANCE PORTFOLIO SELECTION  CONSTRAINTS  stochastic optimization  Lagrange method  extremal point  optional projection  Frechet derivative  subdifferential