Scharlemann-Thompson invariant for knots with unknotting tunnels and the distance of (1,1)-splittings

• Autores: Toshio Saito
• Localización: Journal of the London Mathematical Society, ISSN 0024-6107, Vol. 71, Nº 3, 2005, págs. 801-815
• Idioma: inglés
• DOI: 10.1112/s0024610705006514
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• Resumen

  • Scharlemann and Thompson introduced an invariant for the pair of a knot in the 3-sphere and an unknotting tunnel for . The paper studies the relationship between the invariant of a (1,1)-knot and the distance of its (1,1)-splitting introduced by the author.