14 October 2018 | 5:36 pm

Reinterpreting basic ideas of group theory in terms of topos theory.

3 October 2018 | 11:27 pm

Category Theory 2019 will take place at the University of Edinburgh on 7-13 July.

2 October 2018 | 5:00 pm

Here is a pre-announcement for ACT 2019, an applied category theory conference and school at Oxford, July 15-26, 2019.