Mathematische Annalen

, Volume 289, Issue 1, pp 143–167

On unknotting tunnels for knots

  • Kanji Morimoto
  • Makoto Sakuma
Article

DOI: 10.1007/BF01446565

Cite this article as:
Morimoto, K. & Sakuma, M. Math. Ann. (1991) 289: 143. doi:10.1007/BF01446565

Copyright information

© Springer-Verlag 1991

Authors and Affiliations

  • Kanji Morimoto
    • 1
  • Makoto Sakuma
    • 2
  1. 1.Department of MathematicsTakushoku UniversityTokyoJapan
  2. 2.Department of Mathematics, College of General EducationOsaka UniversityOsakaJapan