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A new fully polynomial time approximation scheme for the interval subset sum problem 期刊论文
JOURNAL OF GLOBAL OPTIMIZATION, 2017, 卷号: 68, 期号: 4, 页码: 749-775
作者:  Diao, Rui;  Liu, Ya-Feng;  Dai, Yu-Hong
收藏  |  浏览/下载:134/0  |  提交时间:2018/07/30
Interval subset sum problem  Computational complexity  Solution structure  Fully polynomial time approximation scheme  Worst-case performance  
A Cubic E-6-Generalization of the Classical Theorem on Harmonic Polynomials 期刊论文
JOURNAL OF LIE THEORY, 2011, 卷号: 21, 期号: 1, 页码: 145-164
作者:  Xu, Xiaoping
收藏  |  浏览/下载:147/0  |  提交时间:2018/07/30
Harmonic polynomial  E-6 Lie algebra  irreducible module  Dickson invariant  invariant differential operator  solution space  
Rational solutions of ordinary difference equations 期刊论文
JOURNAL OF SYMBOLIC COMPUTATION, 2008, 卷号: 43, 期号: 10, 页码: 746-763
作者:  Feng, Ruyong;  Gao, Xiao-Shan;  Huang, Zhenyu
收藏  |  浏览/下载:134/0  |  提交时间:2018/07/30
rational solution  polynomial solution  ordinary difference equation  Puiseux series  Laurent series  
Flag partial differential equations and representations of lie algebras 期刊论文
ACTA APPLICANDAE MATHEMATICAE, 2008, 卷号: 102, 期号: 2-3, 页码: 249-280
作者:  Xu, Xiaoping
收藏  |  浏览/下载:119/0  |  提交时间:2018/07/30
flag  partial differential equation  polynomial solution  laplace equation  wave equation  tree diagram  generalized Tricomi operator  Lie algebra  representation  
On a cubic system with eight limit cycles 期刊论文
BULLETIN OF THE BELGIAN MATHEMATICAL SOCIETY-SIMON STEVIN, 2007, 卷号: 14, 期号: 4, 页码: 595-605
作者:  Ning, Shucheng;  Xia, Bican;  Zheng, Zhiming
收藏  |  浏览/下载:117/0  |  提交时间:2018/07/30
polynomial differential system  limit cycle  symbolic computation  real solution  
A polynomial time algorithm for finding rational general solutions of first order autonomous ODEs 期刊论文
JOURNAL OF SYMBOLIC COMPUTATION, 2006, 卷号: 41, 期号: 7, 页码: 739-762
作者:  Feng, Ruyong;  Gao, Xiao-Shan
收藏  |  浏览/下载:136/0  |  提交时间:2018/07/30
rational general solution  first order autonomous ODE  rational parametrizations  Laurent series  Pade approximants  polynomial time algorithm