The entire contents of the 3rd edition of Category theory for computing science, by Michael Barr and Charles Wells, is now available online at either of these addresses:

There are two distinct versions of parts of CTCS already available on the internet. Neither of them contain all the material in the book, nor do they contain answers to all the exercises, as the copy available above does.

One thought on ““Category Theory for Computing Science” online”

## One thought on ““Category Theory for Computing Science” online”