Monthly Archives: May 2006

On semi-strictness

Update: One correction and one addition; changes in red. Second update: another correction. I had a couple of very interesting responses to my speculation about n-categories. As well as John Baez’s comment, I had an email from Tom Leinster pointing … Continue reading

Posted in category theory, speculation | 2 Comments


Next week I’m off to Calgary, where I’m giving a talk at the category theory session of the Canadian Mathematical Society’s summer meeting, and then a (completely different) talk at FMCS. I’m not too worried about the FMCS talk, because … Continue reading

Posted in category theory, news | 1 Comment

Speculating about n-categories

According to the stats I’ve already had one reader, so perhaps it’s time for me to stick my neck out: this speculation tag is intended for things that might be utter nonsense, a fair proportion of which I shall no … Continue reading

Posted in category theory, speculation | 5 Comments

Unbiased bicategories and canonical choices

One of my favourite recent books is Tom Leinster’s Higher Operads, Higher Categories. Among the things I like about it is that he’s not afraid to dwell on issues that are conventionally dismissed as trivial, such as the distinction between … Continue reading

Posted in chatter | 2 Comments

Hello, world!

I thought it would be fun to start a “work” blog, where I can talk about things that I’m working on or would like to work on, or just think are cool and interesting. It remains to be seen whether … Continue reading

Posted in chatter, news | 1 Comment