Unknotting and Ascending Numbers of Knots and their Families

Unknotting genus one knots

Unknotting information from Heegaard Floer homology

Unknotting number and number of Reidemeister moves needed for unlinking

Unknotting numbers of diagrams of a given nontrivial knot are unbounded

Unknotting surface links which are coverings of a trivial torus knot

Unknotting tunnels and Seifert surfaces

Unknotting Unknots

Unknotting virtual knots with Gauss diagram forbidden moves

Unknown values in the table of knots

Unoriented band surgery on knots and links

Unoriented geometric functors

Unoriented topological quantum field theory and link homology

Unsigned state models for the Jones polynomial

Untwisting Heegaard diagrams in 3-space

Unusual formulae for the Euler characteristic

Update of "Biquandles of Small Size and some Invariants of Virtual and Welded Knots"

Upper bound on distance in the pants complex

Upper Bounds for Ropelength as a Function of Crossing Number

Upper bounds in the Ohtsuki-Riley-Sakuma partial order on 2-bridge knots