Full and faithful functor
= Full and faithful functor
{wiki}
A functor $F:\mathcal C\to\mathcal D$ is full and faithful when every map
$$
\mathcal C(A,B)\longrightarrow\mathcal D(FA,FB)
$$
is a bijection.
= Full and faithful functor
{wiki}
A functor $F:\mathcal C\to\mathcal D$ is full and faithful when every map
$$
\mathcal C(A,B)\longrightarrow\mathcal D(FA,FB)
$$
is a bijection.