17 Can surfaces be interestingly knotted in five-dimensional space? 2011-01-20T21:53:41.673

16 topological "milnor's conjecture" on torus knots. 2010-02-17T00:25:45.573

13 Explicit embeddings of Cappell-Shaneson knots 2011-07-23T00:01:07.213

11 slice-ribbon for links (surely it's wrong) 2010-01-14T01:13:55.563

10 Alexander polynomial or Reidemeister torsion for knotted surfaces? 2010-07-22T07:13:53.407

7 Has anyone tabulated 2-knots? Would anyone like to try? 2009-10-09T20:37:52.550

7 slice=ribbon generalization to higher genus + potential counterexamples to slice=ribbon. 2010-02-10T06:41:15.670

7 What is the historical connection between Zeeman's twist spinning and Fox's Examples? 2012-09-25T23:53:14.443

6 Braided Monoidal 2-categories with duals 2009-11-10T00:50:43.193

6 Is the complete functorial structure for Khovanov--Lee homology known? 2011-07-21T00:42:53.260

6 Parameterization of a knotted surface? 2015-12-03T07:22:46.500

5 Differences between various categories of surface embeddings in 4-space 2013-03-07T17:29:00.703

5 Ribbon knot presentations 2014-01-30T07:05:05.487

4 4-genus of a 2-bridge link 2010-02-07T18:51:43.140

0 If the 4-genus of a link is zero, is it a slice link? 2010-02-07T16:18:53.650