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15
Math.TechQA.Club
2026-03-25 07:44:52
179
Views
Homotopy groups of wedge sums of spectra
Published on
25 Mar 2026 - 7:44
#algebraic-topology
#homotopy-theory
#stable-homotopy-theory
#spectra
71
Views
Combinatorial definitions of delta set and simplicial set
Published on
11 Apr 2026 - 3:26
#algebraic-topology
#homotopy-theory
50
Views
Constructing a model structure out of two models structures, and finding Quillen pairs
Published on
13 Apr 2026 - 0:46
#category-theory
#homotopy-theory
146
Views
Homotopy type of the realization of the order complex of a topology
Published on
16 Apr 2026 - 15:01
#general-topology
#homotopy-theory
#order-theory
#simplicial-complex
174
Views
Prove that if $X$ is contractible, then the suspension $SX$ is also contractible
Published on
14 Apr 2026 - 13:40
#general-topology
#algebraic-topology
#homotopy-theory
#quotient-spaces
80
Views
Question about relative homotopy Groups
Published on
25 Mar 2026 - 9:24
#algebraic-topology
#homotopy-theory
#higher-homotopy-groups
68
Views
Steenrod squares in a Puppe sequence
Published on
03 May 2026 - 13:18
#algebraic-topology
#homotopy-theory
#fibration
#cohomology-operations
40
Views
Under what conditions does [for any $x\in X$, $F(x,-): Y\to Z$ is continuous] imply [$F(x,y): X\times Y \to Z$ is continuous]?
Published on
13 Apr 2026 - 16:57
#general-topology
#homotopy-theory
#product-space
85
Views
Constructing $X$ with $π_1(X) ≅ ℝ$
Published on
15 Apr 2026 - 12:28
#homotopy-theory
#fundamental-groups
#cw-complexes
596
Views
Topological version of second isomorphism theorem
Published on
17 Apr 2026 - 4:53
#abstract-algebra
#general-topology
#algebraic-topology
#homotopy-theory
31
Views
Analog of simplicial sets for space gluing from arbitrary convex polyhedra
Published on
13 Apr 2026 - 20:02
#category-theory
#homotopy-theory
#polyhedra
#simplicial-complex
43
Views
Representing homotopy as a continuous path in non-locally compact spaces
Published on
10 Apr 2026 - 19:06
#homotopy-theory
23
Views
Homotopy theory of subcatogory of cofibrant objects?
Published on
07 Jul 2023 - 1:54
#homotopy-theory
#model-categories
49
Views
Triviality of finite co-H-spaces
Published on
11 Apr 2026 - 9:01
#algebraic-topology
#homotopy-theory
89
Views
Continuity of the jet prolongation
Published on
09 Apr 2026 - 10:06
#general-topology
#differential-topology
#homotopy-theory
#jet-bundles
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