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Maintaining questions in a subject area
rybu
4
10 years 12 weeks ago
Open problem
The 4x5 chessboard complex is the complement of a link, which link?
rybu
0
10 years 13 weeks ago
Open problem
Unsolvability of word problem for 2-knot complements
rybu
0
10 years 19 weeks ago
Open problem
Is there an algorithm to determine if a triangulated 4-manifold is combinatorially equivalent to the 4-sphere?
rybu
0
11 years 3 weeks ago
Open problem
What is the homotopy type of the group of diffeomorphisms of the 4-sphere?
rybu
0
11 years 3 weeks ago
Open problem
Which compact boundaryless 3-manifolds embed smoothly in the 4-sphere?
rybu
0
11 years 3 weeks ago
Open problem
Fundamental group torsion for subsets of Euclidean 3-space
rybu
0
11 years 4 weeks ago
Open problem
Which homology 3-spheres bound homology 4-balls?
rybu
0
11 years 4 weeks ago
Open problem
Realisation problem for the space of knots in the 3-sphere
rybu
0
11 years 4 weeks ago
Open problem
Slice-ribbon problem
rybu
0
11 years 4 weeks ago
Open problem
Smooth 4-dimensional Poincare conjecture
rybu
0
11 years 4 weeks ago
Open problem
Smooth 4-dimensional Schoenflies problem
rybu
0
11 years 4 weeks ago
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