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15
Math.TechQA.Club
2026-05-10 12:32:40
164
Views
Equivalence between measured foliations and laminations on surfaces
Published on
10 May 2026 - 12:32
#surfaces
#low-dimensional-topology
#foliations
282
Views
Is there a way to visualize an incompressible torus in a 3-manifold?
Published on
25 Mar 2026 - 8:10
#low-dimensional-topology
220
Views
Presentations of discrete subgroups of $\textrm{PGL}_2(\mathbb{R})$
Published on
03 May 2026 - 12:10
#group-theory
#geometric-group-theory
#low-dimensional-topology
#lattices-in-lie-groups
107
Views
Can I deform a solid cylinder to a standard one?
Published on
25 Mar 2026 - 8:07
#geometric-topology
#low-dimensional-topology
490
Views
Does Alexander's horned sphere bound a ball?
Published on
25 Mar 2026 - 9:48
#algebraic-topology
#manifolds
#geometric-topology
#low-dimensional-topology
126
Views
How the projection of third Reidemeister move is a homotopy of immersed knot diagrams?
Published on
25 Mar 2026 - 8:13
#algebraic-topology
#geometric-topology
#knot-theory
#planar-graphs
#low-dimensional-topology
173
Views
What is the boundary of a tubular neighbourhood of the projective plane embedded in $\mathbb{R}^4$?
Published on
25 Mar 2026 - 12:51
#manifolds
#low-dimensional-topology
#manifolds-with-boundary
766
Views
What are the two dimensional abelian Lie subgroups of SL(2,R)?
Published on
06 May 2026 - 9:49
#abstract-algebra
#lie-groups
#lie-algebras
#low-dimensional-topology
#semisimple-lie-algebras
51
Views
Is a trivial $T^2\times S^1$ bundle with a $\mathbb{Z}_4$ orbifold action the same as a $T^2$ bundle over $S^1$ with a $\mathbb{Z}_4$ twist?
Published on
04 May 2026 - 10:48
#general-topology
#fiber-bundles
#low-dimensional-topology
#orbifolds
21
Views
Description for component preserving Subgroup
Published on
10 May 2026 - 12:12
#knot-theory
#low-dimensional-topology
#braid-groups
169
Views
Do higher-dimensional knots have interesting knot polynomials?
Published on
10 May 2026 - 14:29
#polynomials
#algebraic-topology
#knot-theory
#low-dimensional-topology
#surgery-theory
147
Views
handle moves: proof
Published on
10 Apr 2026 - 0:58
#reference-request
#differential-topology
#geometric-topology
#low-dimensional-topology
#morse-theory
340
Views
Is my understanding of space correct?
Published on
25 Mar 2026 - 8:07
#multivariable-calculus
#soft-question
#low-dimensional-topology
1.4k
Views
A 3-manifold with fundamental group isomorphic to a surface group.
Published on
25 Mar 2026 - 10:47
#surfaces
#geometric-topology
#fundamental-groups
#low-dimensional-topology
65
Views
Solid Ball Bearing 4 Dimensional?
Published on
25 Mar 2026 - 8:05
#dimension-theory-analysis
#low-dimensional-topology
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