This image was acquired from
wikimedia. It was marked as Public Domain or CC0 and is free to use. To verify, go to the source and check the information there.
Keywords from Image Description:
CharakterPullbackTopos. math de Jeder Monomorphismus in einem Elementartopos ist ein Pullback des universellen Monomorphismus true entlang seines eindeutigen Charakters en Every monic arrow in an elementary topos is pullback of the universal monic true along its unique character own Laeg Commutative squares