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15
Math.TechQA.Club
2026-04-11 23:10:20
48
Views
Interpreting proofs in $LJ_{\wedge}$
Published on
11 Apr 2026 - 23:10
#logic
#category-theory
#computer-science
#proof-theory
342
Views
left adjoints preserve pushouts
Published on
14 Apr 2026 - 5:38
#category-theory
#adjoint-functors
118
Views
Direct limit functor on modules
Published on
29 Jan 2017 - 13:32
#abstract-algebra
#category-theory
#abelian-categories
78
Views
Example of Waldhausen category with quotient maps not closed under composition
Published on
11 May 2026 - 4:36
#category-theory
#homotopy-theory
#topological-k-theory
#algebraic-k-theory
64
Views
A question about the Yoneda embedding
Published on
09 Apr 2026 - 22:38
#category-theory
124
Views
A Stone Space $T$ is homeomorphic to $SB(T)$
Published on
16 Apr 2026 - 11:51
#general-topology
#category-theory
#boolean-algebra
287
Views
Does the category with two objects, one arrow exist?
Published on
14 Apr 2026 - 6:04
#category-theory
132
Views
How do one object Categories Induce Monoids?
Published on
12 Apr 2026 - 7:30
#category-theory
535
Views
Fiber product coincides with product when image of fiber coincides with final object
Published on
10 Apr 2026 - 1:37
#category-theory
178
Views
On the definition of a subcategory
Published on
16 Apr 2026 - 7:15
#category-theory
557
Views
Top does not satisfy the axiom of choice
Published on
09 Apr 2026 - 11:32
#general-topology
#category-theory
#axiom-of-choice
514
Views
lattice of subgroup
Published on
15 Apr 2026 - 18:16
#group-theory
#category-theory
#normal-subgroups
#lattice-orders
149
Views
Proof category of $k$-spaces is "almost" locally Cartesian closed
Published on
04 May 2026 - 9:00
#general-topology
#algebraic-topology
#category-theory
#homotopy-theory
347
Views
Categorical monoid vs Abstract algebra monoids in context of monads
Published on
11 May 2026 - 3:13
#category-theory
#monoid
#monads
342
Views
When does pullback along a continuous map admit a left adjoint?
Published on
11 Apr 2026 - 6:08
#general-topology
#algebraic-topology
#category-theory
#homotopy-theory
#adjoint-functors
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