Category Theory: Questions and Answers (2020 Edition‪)‬

If you have a question about Category Theory this is the book with the answers. Category Theory: Questions and Answers takes some of the best questions and answers asked on the mathoverflow.net website.
You can use this book to look up commonly asked questions, browse questions on a particular topic, compare answers to common topics, check out the original source and much more. This book has been designed to be very easy to use, with many internal links set up that makes browsing in many different ways possible.

Topics covered include: Algebraic Topology, Algebraic Geometry, Higher Category Theory, Homotopy Theory, Topos Theory, Reference Request, Logic, Group Theory, Monoidal Categories, Homological Algebra, Set Theory, General Topology, Model Categories, Representation Theory, Soft Question, Commutative Algebra, Rings And Algebras, Simplicial Stuff, Sheaf Theory, Limits And Colimits and many more.