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15
Math.TechQA.Club
2026-03-27 17:59:49
981
Views
CW complex structure of geometric realization
Published on
27 Mar 2026 - 17:59
#algebraic-topology
#simplicial-stuff
#cw-complexes
295
Views
A modern approach to homotopy theory in $\mathbf{SSet}$
Published on
16 Jun 2016 - 11:42
#reference-request
#algebraic-topology
#homotopy-theory
#simplicial-stuff
115
Views
singular homology of a simplicial complex
Published on
27 Mar 2026 - 10:09
#algebraic-topology
#homology-cohomology
#geometric-topology
#simplicial-stuff
#simplicial-complex
475
Views
geometric realization of a simplicial complex
Published on
27 Mar 2026 - 10:09
#algebraic-topology
#homotopy-theory
#geometric-topology
#simplicial-stuff
#simplicial-complex
456
Views
What is a good way to simplicize the integer lattice?
Published on
26 Mar 2026 - 14:20
#geometry
#integer-lattices
#simplicial-stuff
#triangulation
1.1k
Views
What is the homotopy colimit of the Cech nerve as a bi-simplical set?
Published on
23 Apr 2013 - 23:45
#algebraic-topology
#homotopy-theory
#simplicial-stuff
202
Views
A question about partitioning the unit cube into simplexes
Published on
24 Apr 2013 - 7:19
#geometry
#simplicial-stuff
159
Views
Is a simplicial subcomplex of a contractible simplicial CW-complex also contractible?
Published on
22 May 2013 - 17:52
#homotopy-theory
#simplicial-stuff
1.2k
Views
Toric Varieties: gluing of affine varieties (blow-up example)
Published on
25 Mar 2026 - 9:53
#abstract-algebra
#algebraic-geometry
#schemes
#simplicial-stuff
#toric-geometry
743
Views
horn of a simplex
Published on
05 Jun 2013 - 18:15
#algebraic-topology
#homotopy-theory
#simplicial-stuff
569
Views
What (filtered) (homotopy) (co) limits does $\pi_0:\mathbf{sSets}\to\mathbf{Sets}$ preserve?
Published on
06 Jun 2013 - 14:03
#category-theory
#simplicial-stuff
401
Views
Does the functor $S:\mathbf{Top}\to \mathbf{sSets}$ preserve (homotopy)colimits?
Published on
06 Jun 2013 - 22:03
#simplicial-stuff
451
Views
'homotopy' between morphisms of a 'topological' or 'algebraic' category (Stanley-Reisner ring)
Published on
11 Jun 2013 - 15:04
#abstract-algebra
#commutative-algebra
#algebraic-topology
#homotopy-theory
#simplicial-stuff
436
Views
Two definitions of equivariant sheaves
Published on
25 Mar 2026 - 11:01
#lie-groups
#sheaf-theory
#group-actions
#simplicial-stuff
#groupoids
2k
Views
What is the cone over a simplicial set?
Published on
29 Jul 2013 - 15:12
#algebraic-topology
#simplicial-stuff
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