The Rasmussen Invariant, Four-genus, and Three-genus of an Almost Positive Knot Are Equal

DOI10.4153/CMB-2014-005-7zbMath1312.57019arXiv1411.2209OpenAlexW3099821150MaRDI QIDQ5419278

Keiji Tagami

Publication date: 6 June 2014

Published in: Canadian Mathematical Bulletin (Search for Journal in Brave)

Full work available at URL: https://arxiv.org/abs/1411.2209

zbMATH Keywords

Seifert surface4-genusKhovanov homologyhomogeneous knotRasmussen invariantknot genusquasipositive knotalmost positive knot

Mathematics Subject Classification ID

Relations of low-dimensional topology with graph theory (57M15)

Related Items (5)

On the Lagrangian fillability of almost positive links ⋮ Near extremal Khovanov homology of Turaev genus one links ⋮ Almost positive links are strongly quasipositive ⋮ A Bennequin-type inequality and combinatorial bounds ⋮ On the maximal degree of the Khovanov homology

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