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环面链环的辫子数(英文)

Release Time:2019-03-11  Hits:

Indexed by: Journal Article

Date of Publication: 2008-04-25

Journal: 黑龙江大学自然科学学报

Included Journals: ISTIC、PKU

Issue: 02

Page Number: 218-221

ISSN: 1001-7011

Key Words: 环面链环;辫子数

Abstract: 针对环面链环的辫子数的性质进行研究与分析。辫子数是一种重要的纽结不变量,Morton-Franks -Williams不等式HOMFLY多项式的形式给出了对链环的辫子数的下界估计,Yamada则以Seifert圈数的形式给出了上界的限制。利用Morton-Franks -Williams不等式,给出(m,n)-环面链环的辫子数是min(m,n).

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