Re: Not invariant but good

Hi - Three X's seemed the minimal useful number, but again someone could have

been offended. :) -- Peter

I thought about that. I shouldn't have made that joke about the number of X's, people seem to be taking this stuff incredibly seriously... and eventually I got so annoyed that I lost my cool and sort of snapped at Andre Joyal, trying to point out that the world is going to hell while these brilliant minds are arguing about math terminology. Best, jb