Lemma 4.18.7. Let $\mathcal{C}$ be a category. The following are equivalent:
Finite colimits exist in $\mathcal{C}$.
Finite coproducts and coequalizers exist in $\mathcal{C}$.
The category has an initial object and pushouts exist.
Lemma 4.18.7. Let $\mathcal{C}$ be a category. The following are equivalent:
Finite colimits exist in $\mathcal{C}$.
Finite coproducts and coequalizers exist in $\mathcal{C}$.
The category has an initial object and pushouts exist.
Proof. Omitted. Hint: This is dual to Lemma 4.18.4. $\square$
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