Tag
Adjunction
2 resources tagged “Adjunction” across the knowledge library.
2 items
Guide6 Aug 2026Adjoint FunctorsAdjoint pairs, unit and counit, the tensor-hom adjunction, preservation of limits and colimits, and the exactness consequences that make adjointness central to homological algebra.4 min readRead MoreGuide6 Aug 2026Cofree Modules and Essential ExtensionsCofree modules via Hom from the ring, the adjunction producing enough injectives, essential extensions, and the existence and uniqueness of injective hulls.4 min readRead More