Dual functorial construction¶
AUTHORS:
Nicolas M. Thiery (2009-2010): initial revision
-
class
sage.categories.dual.
DualFunctor
¶ Bases:
sage.categories.covariant_functorial_construction.CovariantFunctorialConstruction
A singleton class for the dual functor
-
class
sage.categories.dual.
DualObjectsCategory
(category, *args)¶ Bases:
sage.categories.covariant_functorial_construction.CovariantConstructionCategory