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15
Math.TechQA.Club
2026-03-25 14:47:03
1k
Views
Tubular Neighborhoods vs. Regular Neighborhoods
Published on
25 Mar 2026 - 14:47
#general-topology
#knot-theory
#low-dimensional-topology
43
Views
Definition of compatible triples in Turaev's Quantum Invariants for knots and 3-manifolds
Published on
25 Mar 2026 - 14:46
#low-dimensional-topology
42
Views
Reference for basic examples of skein algebras
Published on
11 May 2026 - 0:10
#knot-theory
#symplectic-geometry
#low-dimensional-topology
#knot-invariants
142
Views
why is a loop on a flat torus unshrinkable?
Published on
25 Mar 2026 - 14:39
#low-dimensional-topology
128
Views
Homotopy Type of Embeddings of Circles in a 3-manifold
Published on
25 Mar 2026 - 14:46
#algebraic-topology
#homotopy-theory
#fundamental-groups
#low-dimensional-topology
142
Views
The 2 skeleton of a 3 manifold is the 2 skeleton of a $K(\pi, 1)$
Published on
25 Mar 2026 - 14:46
#algebraic-topology
#geometric-topology
#low-dimensional-topology
127
Views
Mapping class group of $S^1 \times S^1 \times I$
Published on
05 Apr 2026 - 23:13
#algebraic-topology
#smooth-manifolds
#low-dimensional-topology
#diffeomorphism
#mapping-class-group
26
Views
Equivalence of two elements in $\pi_2(BX)$, where $BX$ is the rack space corresponding to the quandle $X$.
Published on
11 May 2026 - 4:23
#algebraic-topology
#homotopy-theory
#knot-theory
#low-dimensional-topology
#knot-invariants
358
Views
3-manifolds: connected sum & handle decomposition
Published on
25 Mar 2026 - 14:39
#geometric-topology
#low-dimensional-topology
341
Views
A wild knot and its complement
Published on
25 Mar 2026 - 14:39
#algebraic-topology
#soft-question
#knot-theory
#low-dimensional-topology
142
Views
Irreducible $3$-manifolds with boundary
Published on
25 Mar 2026 - 14:39
#smooth-manifolds
#geometric-topology
#low-dimensional-topology
284
Views
The proof of the quotient space of a manifold with properly discontinuous action is an orbifold.
Published on
25 Apr 2026 - 22:44
#smooth-manifolds
#geometric-topology
#quotient-spaces
#low-dimensional-topology
#orbifolds
96
Views
Dimensionality of 1D line through a 2D plane
Published on
25 Mar 2026 - 14:39
#geometry
#geometric-topology
#low-dimensional-topology
116
Views
Homotopy equivalence in relative Diffeomorphism group
Published on
25 Mar 2026 - 14:04
#homotopy-theory
#surfaces
#low-dimensional-topology
#manifolds-with-boundary
#diffeomorphism
277
Views
Understanding the proof of Scott's core theorem
Published on
25 Mar 2026 - 14:39
#algebraic-topology
#low-dimensional-topology
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