Proposition 8.7.1.1.2 (016H): Properties of Injective on Objects Functors

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Let $F\colon \mathcal{C}\to \mathcal{D}$ be a functor.

Characterisations. The following conditions are equivalent:
1. The functor $F$ is injective on objects.
2. The functor $F$ is an isocofibration in $\mathsf{Cats}_{\mathsf{2}}$.

Proof of Proposition 8.7.1.1.2.

Item 1: Characterisations

Omitted.

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