Arbitrarily large torsion in Khovanov cohomology

被引：1
|
作者：
Mukherjee, Sujoy [1 ]
Schuetz, Dirk [2 ]
机构：
[1] Ohio State Univ, Dept Math, 100 Math Tower,231 West 18th Ave, Columbus, OH 43210 USA
[2] Univ Durham, Dept Math Sci, Upper Mountjoy Campus,Stockton Rd, Durham DH1 3LE, England
来源：
QUANTUM TOPOLOGY | 2021年 / 12卷 / 02期
关键词：
Knots and links; Khovanov cohomology; torsion; HOMOLOGY;
D O I：
10.4171/QT/149
中图分类号：
O1 [数学];
学科分类号：
0701 ; 070101 ;
摘要：
For any positive integer k and p is an element of {3, 5, 7} we construct a link which has a direct summand Z/p(k)Z in its Khovanov cohomology.
引用
收藏
页码：243 / 264
页数：22
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