A note on regular isotopy of singular links
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Abstract:
We show that two isotopic oriented 4-valent singular link diagrams with transverse intersections are regularly isotopic if and only if they have the same writhe and the same rotation number.References
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Additional Information
- Chichen M. Tsau
- Affiliation: Department of Mathematics and Mathematical Computer Science, Saint Louis University, St. Louis, Missouri 63103
- Email: tsaumc@slu.edu
- Received by editor(s): December 13, 1999
- Published electronically: January 18, 2001
- Communicated by: Ronald A. Fintushel
- © Copyright 2001 American Mathematical Society
- Journal: Proc. Amer. Math. Soc. 129 (2001), 2497-2502
- MSC (2000): Primary 57M25
- DOI: https://doi.org/10.1090/S0002-9939-01-06046-4
- MathSciNet review: 1823937