Open Problem Garden
Help
About
Contact
login/create account
Home
ยป
configure
rybu
view
track
contact
Type
Post
Author
Replies
Last post
forum topic
Maintaining questions in a subject area
rybu
4
8 years 19 weeks ago
Open problem
The 4x5 chessboard complex is the complement of a link, which link?
rybu
0
8 years 19 weeks ago
Open problem
Unsolvability of word problem for 2-knot complements
rybu
0
8 years 25 weeks ago
Open problem
Is there an algorithm to determine if a triangulated 4-manifold is combinatorially equivalent to the 4-sphere?
rybu
0
9 years 10 weeks ago
Open problem
What is the homotopy type of the group of diffeomorphisms of the 4-sphere?
rybu
0
9 years 10 weeks ago
Open problem
Which compact boundaryless 3-manifolds embed smoothly in the 4-sphere?
rybu
0
9 years 10 weeks ago
Open problem
Fundamental group torsion for subsets of Euclidean 3-space
rybu
0
9 years 10 weeks ago
Open problem
Which homology 3-spheres bound homology 4-balls?
rybu
0
9 years 10 weeks ago
Open problem
Realisation problem for the space of knots in the 3-sphere
rybu
0
9 years 10 weeks ago
Open problem
Slice-ribbon problem
rybu
0
9 years 10 weeks ago
Open problem
Smooth 4-dimensional Poincare conjecture
rybu
0
9 years 10 weeks ago
Open problem
Smooth 4-dimensional Schoenflies problem
rybu
0
9 years 10 weeks ago
Navigate
Subject
Algebra
(6)
Analysis
(5)
Combinatorics
(36)
Geometry
(28)
Graph Theory
(224)
Group Theory
(5)
Logic
(10)
Number Theory
(47)
Theoretical Comp. Sci.
(13)
Topology
(39)
Unsorted
(1)
Author index
Keyword index
more
Recent Activity
Cycle Double Covers Containing Predefined 2-Regular Subgraphs
Monochromatic reachability in arc-colored digraphs
3-Decomposition Conjecture
Which outer reloids are equal to inner ones
A diagram about funcoids and reloids
more