Category Theory
Zulip Server
Archive

You're reading the public-facing archive of the Category Theory Zulip server.
To join the server you need an invite. Anybody can get an invite by contacting Matteo Capucci at name dot surname at gmail dot com.
For all things related to this archive refer to the same person.

Stream: learning: questions

Topic: $$\lambda$$-pure in $$\lambda$$-accessible are monos

view this post on Zulip Jan Pax (Oct 04 2022 at 08:21):

I'm trying to understand the proof of the proposition 2.29 in the book
Locally presentable and accessible categories which is also given in the snippet below.

I've got stuck in the -2nd paragraph there: the existence of hh is unclear to me.
vmLpA.jpg