location: Current position: Home >> Scientific Research >> Paper Publications

三维流形Heegaard分解的同调相交核

Hits:

Indexed by:期刊论文

Date of Publication:2012-11-10

Journal:吉林师范大学学报:自然科学版

Volume:33

Issue:4

Page Number:1-5

ISSN No.:1674-3873

Key Words:3-流形;Heegaard分解;同调相交核

Abstract:本文主要考虑三维流形Heegaard分解的同调相交核,得到的主要结果如下:设(M;U,V;S)为3-流形M的Heegaard分解,包含映射i:S→U,J:S→V诱导的同调群同态分别为i#:H1(S)→H1(U),j#:H1(s)→H1(V),则H2(M)=keri#∩kerj#.

Pre One:三维流形Heegaard分解的同调分解同态

Next One:Trianle-Y exchanges on intrinsic knotting of almost complete and complete partite graphs