Algebra of Principal Fibre Bundles, and Connections
Algebraic duality for partially ordered sets
Algebraic model structures
Algebraic theories, monads, and arities
Algebraic theory of vector-valued integration
Algebras of higher operads as enriched categories
Algebras of higher operads as enriched categories II
Almost split sequences and approximations
Ambiguous representations as fuzzy relations between sets
An "almost" full embedding of the category of graphs into the category of abelian groups
An alternative characterisation of universal cells in opetopic n-categories
An Embedding theorem for abelian monoidal categories
An embedding theorem for adhesive categories
An embedding theorem for Hilbert categories
An informal introduction to topos theory
An Inverse System of Nonempty Objects with Empty Limit
Applications of Rewriting Systems and Groebner Bases to Computing Kan Extensions and Identities Among Relations
Approximation in quantale-enriched categories
Approximations and adjoints in homotopy categories
AQFT from n-functorial QFT