Abstract
In this paper, we prove that if a surface diagram of a surface-knot has at most two triple points and the lower decker set is connected, then the surface-knot group is isomorphic to the infinite cyclic group.
Original language | English |
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Article number | 1250013 |
Journal | Journal of Knot Theory and its Ramifications |
Volume | 21 |
Issue number | 1 |
DOIs | |
Publication status | Published - Jan 2012 |
Keywords
- Surface-knot
- complex
- surface diagram
- triple point
ASJC Scopus subject areas
- Algebra and Number Theory