New posts in Natural Transformations

If $A, B$ are Morita equivalent, then $\underline{\text{Nat}}(I_A, I_A)\cong\underline{\text{Nat}}(I_B, I_B)$.

Various examples of non-representable functors

Is the identity functor naturally isomorphic to a covariant dual functor?

Non-natural transformation example

Uniqueness of adjoint functors up to isomorphism