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A monotone finite volume method for time fractional Fokker-Planck equations 期刊论文
SCIENCE CHINA-MATHEMATICS, 2019, 卷号: 62, 期号: 4, 页码: 783-794
作者:  Jiang, Yingjun;  Xu, Xuejun
收藏  |  浏览/下载:149/0  |  提交时间:2020/01/10
time fractional Fokker-Planck equations  finite volume methods  monotone convergence  
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:175/0  |  提交时间:2019/04/02
sparse approximation  projected gradient method  global convergence  signal recovery  index tracking  
A mathematical aspect of Hohenberg-Kohn theorem 期刊论文
SCIENCE CHINA-MATHEMATICS, 2019, 卷号: 62, 期号: 1, 页码: 63-68
作者:  Zhou, Aihui
收藏  |  浏览/下载:136/0  |  提交时间:2019/03/05
density functional theory  electronic structure  unique continuation principle  Hohenberg-Kohn theorem  
A new piecewise quadratic approximation approach for L-0 norm minimization problem 期刊论文
SCIENCE CHINA-MATHEMATICS, 2019, 卷号: 62, 期号: 1, 页码: 185-204
作者:  Li, Qian;  Bai, Yanqin;  Yu, Changjun;  Yuan, Ya-xiang
收藏  |  浏览/下载:203/0  |  提交时间:2019/03/05
sparse optimization  non-convex approximation  iterative thresholding algorithm  
Coupled modified KdV equations, skew orthogonal polynomials, convergence acceleration algorithms and Laurent property 期刊论文
SCIENCE CHINA-MATHEMATICS, 2018, 卷号: 61, 期号: 6, 页码: 1063-1078
作者:  Chang, Xiangke;  He, Yi;  Hu, Xingbiao;  Li, Shihao;  Tam, Hon-wah;  Zhang, Yingnan
收藏  |  浏览/下载:148/0  |  提交时间:2018/07/30
integrable system  skew orthogonal polynomial  convergence acceleration algorithm  Laurent property  
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:125/0  |  提交时间:2018/07/30
phase retrieval  finite frames  sparse approximation  restricted isometry property  Johnson-Lindenstrauss lemma  
Convergence analysis of the rectangular Morley element scheme for second order problem in arbitrary dimensions 期刊论文
SCIENCE CHINA-MATHEMATICS, 2016, 卷号: 59, 期号: 11, 页码: 2245-2264
作者:  Meng XiangYun;  Yang XueQin;  Zhang Shuo
收藏  |  浏览/下载:99/0  |  提交时间:2018/07/30
d-rectangular Morley element  second order elliptic equation  convergence analysis  super convergence  lower bound estimate  
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:132/0  |  提交时间:2018/07/30
nonlinear eigenvalue problem  full multigrid method  multilevel correction  finite element method  
Accelerating large partial EVD/SVD calculations by filtered block Davidson methods 期刊论文
SCIENCE CHINA-MATHEMATICS, 2016, 卷号: 59, 期号: 8, 页码: 1635-1662
作者:  Zhou Yunkai;  Wang Zheng;  Zhou Aihui
收藏  |  浏览/下载:115/0  |  提交时间:2018/07/30
partial EVD/SVD  polynomial filter  rational filter  kernel  graph  
A note on semidefinite programming relaxations for polynomial optimization over a single sphere 期刊论文
SCIENCE CHINA-MATHEMATICS, 2016, 卷号: 59, 期号: 8, 页码: 1543-1560
作者:  Hu Jiang;  Jiang Bo;  Liu Xin;  Wen ZaiWen
收藏  |  浏览/下载:136/0  |  提交时间:2018/07/30
polynomial optimization over a single sphere  semidefinite programming  best rank-1 tensor approximation  Bose-Einstein condensates