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opposite_category [2014/09/26 14:29] nikolaj |
opposite_category [2014/12/04 22:34] nikolaj |
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| | @#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 12: | Line 12: | ||
| ==== Parents ==== | ==== Parents ==== | ||
| === Context* === | === Context* === | ||
| - | [[Category]] | + | [[Categories]] |
| === Element of === | === Element of === | ||
| - | [[Category]] | + | [[Categories]] |
