In mathematics, a subcategory of a category C is a category S whose objects are objects in C and whose morphisms are morphisms in C with the same identities and composition of morphisms. Intuitively, a subcategory of C is a category obtained from C by "removing"some of its objects and arrows.

sub-(infinity,1)-category - internal formulation
Alkaline SubcategoriesEconomic and Environmental Impact Assessment of Proposed Effluent Limitations Guidelines and Standards for the...
torsion theory (Rev #7, changes)
torsion theory (Rev #4, changes)
torsion theory (Rev #7)
torsion theory (Rev #2)
torsion theory (Rev #5)
torsion theory (Rev #3)
generalized Reedy category (Rev #7, changes)
generalized Reedy category (Rev #5, changes)