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New posts in category-theory
How to construct polynomial ring $K[x]$ over commutative ring $K$ by making use of universal arrows.
ring-theory
category-theory
Definitions of direct product and of direct sum
abstract-algebra
category-theory
definition
Distributivity of categorical product and sum
category-theory
$\text{colim}(\mathcal{C} \hookrightarrow \mathcal{X}) = 1$
category-theory
Free group construction via General Adjoint Functor Theorem in Riehl
group-theory
category-theory
adjoint-functors
Simple examples to illustrate Category, Monoid and Monad?
haskell
monads
category-theory
monoids
Are limits categorical limits? [duplicate]
general-topology
limits
category-theory
limits-colimits
Why the morphisms of vector spaces, over different fields is not interesting?
category-theory
vector-spaces
Most general form of Cayley's theorem?
abstract-algebra
group-theory
category-theory
lattice-orders
universal-algebra
Are categories larger than classes?
category-theory
set-theory
definition
Corollaries of the Yoneda Lemma in Analysis?
analysis
probability-theory
soft-question
category-theory
tensor-products
Show that the powerset partial order is a cartesian closed category.
category-theory
cartesian-closed-categories
What are the "correct" modules over locally ringed spaces?
algebraic-geometry
soft-question
category-theory
sheaf-theory
What is a monad in FP, in categorical terms?
haskell
functional-programming
monads
category-theory
Is there an accepted term for those objects of a category $X$ such that for all $Y$, there is at most one arrow $X \rightarrow Y$?
category-theory
terminology
Is every commutative ring a limit of noetherian rings?
commutative-algebra
category-theory
noetherian
limits-colimits
Limits in the category of exact sequences
category-theory
abelian-categories
Cogroup structures on the profinite completion of the integers
abstract-algebra
group-theory
category-theory
profinite-groups
formal-groups
Motivation for Definition of Derived Category
category-theory
homological-algebra
abelian-categories
derived-functors
Epimorphisms of locally compact spaces
general-topology
category-theory
compactness
operator-algebras
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