A note on knots with H(2)-unknotting number one

Abstract

We give an obstruction to unknotting a knot by adding a twisted band, derived from Heegaard Floer homology.

0

Turn this paper into a lesson

ArcXiv compiles a structured reading guide from this paper's metadata: plain-English importance, contributions, prerequisite concepts, which sections to read first, flashcards, and a quiz. Grounded in the abstract, never invented.

Discussion (0)

Sign in to join the discussion.

Loading comments…