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A polynomial-time algorithm to compute generalized Hermite normal forms of matrices over Z[x] 期刊论文
THEORETICAL COMPUTER SCIENCE, 2019, 卷号: 755, 页码: 89-109
作者:  Jing, Rui-Juan;  Yuan, Chun-Ming;  Gao, Xiao-Shan
收藏  |  浏览/下载:164/0  |  提交时间:2019/03/05
Generalized Hermite normal form  Grobner basis  Polynomial-time algorithm  Z[x] module  
K-center and K-median problems in graded distances 期刊论文
THEORETICAL COMPUTER SCIENCE, 1998, 卷号: 207, 期号: 1, 页码: 181-192
作者:  Lin, GH;  Xue, GL
收藏  |  浏览/下载:100/0  |  提交时间:2018/07/30
the k-center problem  the k-median problem  graded distance matrix  computational complexity