Talk:Opposite category

Latest comment: 12 years ago by 128.32.35.238 in topic request for some trivialities

request for some trivialities

edit

It'd be nice to add conditions for opposite category arrow composition, functors between opposite categories, etc. — Preceding unsigned comment added by 128.32.35.238 (talk) 20:44, 9 December 2011 (UTC)Reply