Category Theory by Tom LaGatta
What it is
Tom LaGatta's talk on category theory at a 2014 LispNYC meetup, covering objects, morphisms and the basic ideas in an informal, conversational style. It runs about 97 minutes.
Why Hacker News recommends it
Recommended as a more approachable introduction to category theory than the more formal lecture series people often start with.
- 3 people recommended it
- 3 different months
- 0 strong recommendations
- first 2014, last 2017
What HN commenters said
“you might try this video”
Accessible talk introducing category theory.
mjhoy, 2014-05 · Recommendation · in “Thinking in Types”
“is also a nice introduction”
Nice introduction to category theory, pointing to nLab.
gosub, 2014-06 · Recommendation · in “Mathematics is full of wonderful but relatively unknown theorems”
“Milewski's YouTube lectures gets mentioned a lot, but I couldn't make much sense of them before watching Tom LaGatta's more informal and conversational presentation”
Informal, conversational category theory presentation that is easier to follow.
aputsiak, 2017-04 · Recommendation · in “Category Theory, Syntactically (2016)”
Excerpts from Hacker News comments, linked to the originals. Summaries and labels were written by a language model from those comments.
Topics: category theory, morphisms, functional programming, mathematics, lisp meetup
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