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# System prepended metadata

title: Desideratum for Goldblatt's Topoi

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# Desideratum for Goldblatt's Topoi

## Chapter 2 (Products)
(TODO)

## Chapter 3

**Thm 1**. Every equaliser is monic. 
**Thm 2**. Every epic equaliser is iso.

In **Set** every monic is an equaliser.
