Differences
This shows you the differences between two versions of the page.
Both sides previous revision Previous revision Next revision | Previous revision | ||
opposite_category [2014/09/26 14:29] nikolaj |
opposite_category [2014/12/04 22:34] nikolaj |
||
---|---|---|---|
Line 5: | Line 5: | ||
| @#FF9944: definition | @#FF9944: $\mathrm{Ob}_{{\bf C}^\mathrm{op}}:=\mathrm{Ob}_{\bf C} $ | | | @#FF9944: definition | @#FF9944: $\mathrm{Ob}_{{\bf C}^\mathrm{op}}:=\mathrm{Ob}_{\bf C} $ | | ||
| @#FF9944: definition | @#FF9944: ${\bf C}^\mathrm{op}[A,B]:={\bf C}[B,A]$ | | | @#FF9944: definition | @#FF9944: ${\bf C}^\mathrm{op}[A,B]:={\bf C}[B,A]$ | | ||
- | | @#FF9944: definition | @#FF9944: $f\circ_{{\bf C}^\mathrm{op}}g:=g\circ_{{\bf C}}f$ | | + | | @#FF9944: definition | @#FF9944: $f\,\circ_{{\bf C}^\mathrm{op}}\,g\ :=\ g\,\circ_{{\bf C}}\,f$ | |
==== Discussion ==== | ==== Discussion ==== | ||
Line 11: | Line 11: | ||
Wikipedia: [[http://en.wikipedia.org/wiki/Opposite_category|Opposite category]] | Wikipedia: [[http://en.wikipedia.org/wiki/Opposite_category|Opposite category]] | ||
==== Parents ==== | ==== Parents ==== | ||
- | === Requirements* === | + | === Context* === |
- | [[Category]] | + | [[Categories]] |
=== Element of === | === Element of === | ||
- | [[Category]] | + | [[Categories]] |