Abstract
We prove that the mapping class group of a non-Haken orientable irreducible 3-manifold is finite and we show that the quotient group of the mapping class group by the rotation group is virtually torsion-free if the manifold does not have 2-sphere boundary components.
Original language | English |
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Pages (from-to) | 1297-1302 |
Number of pages | 6 |
Journal | Bulletin of the Korean Mathematical Society |
Volume | 50 |
Issue number | 4 |
DOIs | |
Publication status | Published - 2013 |
Keywords
- 3-manifold
- Mapping class group
- Non-haken manifold
ASJC Scopus subject areas
- General Mathematics