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Unknotting numbers of quasipositive knots

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Publication:1295220
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DOI10.1016/S0166-8641(97)00172-7zbMath0928.57007MaRDI QIDQ1295220

Toshifumi Tanaka

Publication date: 12 January 2000

Published in: Topology and its Applications (Search for Journal in Brave)


zbMATH Keywords

unknotting number


Mathematics Subject Classification ID

Cobordism and concordance in topological manifolds (57N70)


Related Items

BAND SURGERY ON KNOTS AND LINKS, II, Computations of the Ozsvath-Szabo knot concordance invariant, Knot Floer homology and the four-ball genus, Unnamed Item, Links with splitting number one, On unknotting numbers and four-dimensional clasp numbers of links, The granny and the square tangle and the unknotting number, Knot Floer homology of \((1,1)\)-knots, Generic immersions of curves, knots, monodromy and Gordian number, Links and gordian numbers associated with generic immersions of intervals, Rational homology spheres and the four-ball genus of knots



Cites Work

  • The minimal number of Seifert circles equals the braid index of a link
  • Constructions of quasipositive knots and links. III: A characterization of quasipositive Seifert surfaces
  • Quasipositivity as an obstruction to sliceness
  • Unknotting Information from 4-Manifolds
  • On a Certain Numerical Invariant of Link Types
  • Unnamed Item
  • Unnamed Item
  • Unnamed Item
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