nLab
opposite 2-category
A 2-category has three different opposites (two independent):
- The -cell dual , in which the -cells but not the -cells are reversed.
- The -cell dual , in which the -cells but not the 1-cells are reversed.
- The bidual in which both -cells and -cells are reversed.
Revised on September 20, 2010 19:10:20
by
Toby Bartels
(64.89.59.162)