[personal profile] sassa_nf 2020-09-18 05:05 pm (UTC)(link)
> Theorem. The category of T0-topological spaces with an equivalence
relation and continuous functions respecting equivalences
is cartesian closed.

so cool...

[personal profile] sassa_nf 2020-09-18 05:38 pm (UTC)(link)
I am humbled by the profound impact equivalence has.

There was a cool post by akuklev once, and an eye-opening talk by Thorsten Altenkirch.