New posts in Category Theory

Can two morphisms with equal mappings be distinct in category theory?

Approaches for the study of rings

The set $5^{-\infty}\mathbb{Z}$ is a colimit

Part of proof of Yoneda's Lemma from Vakil

What lies behind the definitions of split monics and epics?

Partial order on Grothendieck group of an abelian category

Proving Non-Concreteness of a Category

Simple Failings of Axiom of Choice in Top

Function is to relation as functor is to?

Cokernel within the Category of Groups