On the $\mathbb{Z} D_\infty$-category
On the 2-categories of weak distributive laws
On the 3-arrow calculus for homotopy categories
On the abelianization of derived categories and a negative solution to Rosicky's problem
On the Axiomatics of Ann-Categories
On the axioms for adhesive and quasiadhesive categories
On the braiding of an Ann-category
On the Breen-Baez-Dolan stabilization hypothesis for Tamsamani's weak n-categories
On the canonical formula of C. Levi-Strauss
On the categorical interpretation of ring cohomology
On the categorical meaning of Hausdorff and Gromov distances, I
On the Classification of Topological Field Theories
On the coherence conditions for pseudo-distributive laws
On the Cohomology Comparison Theorem
On the complexity of Cockett-Seely polarized games
On the derived category of a graded commutative noetherian ring
On the duality between trees and disks
On the existence of a category with a given matrix
On The Existence Of Category Bicompletions
On the fractions of semi-Mackey and Tambara functors