Directed algebraic topology and higher dimensional transition system

Distributive laws for actions of monoidal categories

Distributive laws for Lawvere theories

Divided power structures and chain complexes

Division, adjoints, and dualities of bilinear maps

Double Adjunctions and Free Monads

Double Bicategories and Double Cospans

Double Categories in Mathematical Physics

Double Clubs

Double groupoids, matched pairs and then matched triples

Doubles for monoidal categories

Duality for distributive space

Dualization of the Hopf algebra of secondary cohomology operations and the Adams spectral sequence

Duals of Ann-categories

dw-n-Projective model structures on chain complexes