# nLab dual adjunction

A dual adjunction between categories $C$ and $D$ is an adjunction between the opposite category ${C}^{\mathrm{op}}$ of $C$ and $D$.

The concept arises in the context of duality.

Dual adjunctions between concrete categories may be represented by dualizing objects.

Revised on March 27, 2009 02:39:25 by Toby Bartels (71.104.234.95)